diff --git a/dist/js/field.js b/dist/js/field.js index 6aa3222..32ce60f 100644 --- a/dist/js/field.js +++ b/dist/js/field.js @@ -1,1762 +1,1762 @@ -/******/ (function(modules) { // webpackBootstrap -/******/ // The module cache -/******/ var installedModules = {}; -/******/ -/******/ // The require function -/******/ function __webpack_require__(moduleId) { -/******/ -/******/ // Check if module is in cache -/******/ if(installedModules[moduleId]) { -/******/ return installedModules[moduleId].exports; -/******/ } -/******/ // Create a new module (and put it into the cache) -/******/ var module = installedModules[moduleId] = { -/******/ i: moduleId, -/******/ l: false, -/******/ exports: {} -/******/ }; -/******/ -/******/ // Execute the module function -/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); -/******/ -/******/ // Flag the module as loaded -/******/ module.l = true; -/******/ -/******/ // Return the exports of the module -/******/ return module.exports; -/******/ } -/******/ -/******/ -/******/ // expose the modules object (__webpack_modules__) -/******/ __webpack_require__.m = modules; -/******/ -/******/ // expose the module cache -/******/ __webpack_require__.c = installedModules; -/******/ -/******/ // define getter function for harmony exports -/******/ __webpack_require__.d = function(exports, name, getter) { -/******/ if(!__webpack_require__.o(exports, name)) { -/******/ Object.defineProperty(exports, name, { -/******/ configurable: false, -/******/ enumerable: true, -/******/ get: getter -/******/ }); -/******/ } -/******/ }; -/******/ -/******/ // getDefaultExport function for compatibility with non-harmony modules -/******/ __webpack_require__.n = function(module) { -/******/ var getter = module && module.__esModule ? -/******/ function getDefault() { return module['default']; } : -/******/ function getModuleExports() { return module; }; -/******/ __webpack_require__.d(getter, 'a', getter); -/******/ return getter; -/******/ }; -/******/ -/******/ // Object.prototype.hasOwnProperty.call -/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; -/******/ -/******/ // __webpack_public_path__ -/******/ __webpack_require__.p = ""; -/******/ -/******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 2); -/******/ }) -/************************************************************************/ -/******/ ([ -/* 0 */ -/***/ (function(module, exports) { - -/* globals __VUE_SSR_CONTEXT__ */ - -// IMPORTANT: Do NOT use ES2015 features in this file. -// This module is a runtime utility for cleaner component module output and will -// be included in the final webpack user bundle. - -module.exports = function normalizeComponent ( - rawScriptExports, - compiledTemplate, - functionalTemplate, - injectStyles, - scopeId, - moduleIdentifier /* server only */ -) { - var esModule - var scriptExports = rawScriptExports = rawScriptExports || {} - - // ES6 modules interop - var type = typeof rawScriptExports.default - if (type === 'object' || type === 'function') { - esModule = rawScriptExports - scriptExports = rawScriptExports.default - } - - // Vue.extend constructor export interop - var options = typeof scriptExports === 'function' - ? scriptExports.options - : scriptExports - - // render functions - if (compiledTemplate) { - options.render = compiledTemplate.render - options.staticRenderFns = compiledTemplate.staticRenderFns - options._compiled = true - } - - // functional template - if (functionalTemplate) { - options.functional = true - } - - // scopedId - if (scopeId) { - options._scopeId = scopeId - } - - var hook - if (moduleIdentifier) { // server build - hook = function (context) { - // 2.3 injection - context = - context || // cached call - (this.$vnode && this.$vnode.ssrContext) || // stateful - (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional - // 2.2 with runInNewContext: true - if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') { - context = __VUE_SSR_CONTEXT__ - } - // inject component styles - if (injectStyles) { - injectStyles.call(this, context) - } - // register component module identifier for async chunk inferrence - if (context && context._registeredComponents) { - context._registeredComponents.add(moduleIdentifier) - } - } - // used by ssr in case component is cached and beforeCreate - // never gets called - options._ssrRegister = hook - } else if (injectStyles) { - hook = injectStyles - } - - if (hook) { - var functional = options.functional - var existing = functional - ? options.render - : options.beforeCreate - - if (!functional) { - // inject component registration as beforeCreate hook - options.beforeCreate = existing - ? [].concat(existing, hook) - : [hook] - } else { - // for template-only hot-reload because in that case the render fn doesn't - // go through the normalizer - options._injectStyles = hook - // register for functioal component in vue file - options.render = function renderWithStyleInjection (h, context) { - hook.call(context) - return existing(h, context) - } - } - } - - return { - esModule: esModule, - exports: scriptExports, - options: options - } -} - - -/***/ }), -/* 1 */ -/***/ (function(module, __webpack_exports__, __webpack_require__) { - -"use strict"; -/* unused harmony export bindHandlers */ -/* unused harmony export bindModelHandlers */ -/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return initEditor; }); -/* unused harmony export isValidKey */ -/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "e", function() { return uuid; }); -/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "c", function() { return isTextarea; }); -/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "d", function() { return mergePlugins; }); -/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "b", function() { return isNullOrUndefined; }); -/** - * Copyright (c) 2018-present, Ephox, Inc. - * - * This source code is licensed under the Apache 2 license found in the - * LICENSE file in the root directory of this source tree. - * - */ -var validEvents = [ - 'onActivate', - 'onAddUndo', - 'onBeforeAddUndo', - 'onBeforeExecCommand', - 'onBeforeGetContent', - 'onBeforeRenderUI', - 'onBeforeSetContent', - 'onBeforePaste', - 'onBlur', - 'onChange', - 'onClearUndos', - 'onClick', - 'onContextMenu', - 'onCopy', - 'onCut', - 'onDblclick', - 'onDeactivate', - 'onDirty', - 'onDrag', - 'onDragDrop', - 'onDragEnd', - 'onDragGesture', - 'onDragOver', - 'onDrop', - 'onExecCommand', - 'onFocus', - 'onFocusIn', - 'onFocusOut', - 'onGetContent', - 'onHide', - 'onInit', - 'onKeyDown', - 'onKeyPress', - 'onKeyUp', - 'onLoadContent', - 'onMouseDown', - 'onMouseEnter', - 'onMouseLeave', - 'onMouseMove', - 'onMouseOut', - 'onMouseOver', - 'onMouseUp', - 'onNodeChange', - 'onObjectResizeStart', - 'onObjectResized', - 'onObjectSelected', - 'onPaste', - 'onPostProcess', - 'onPostRender', - 'onPreProcess', - 'onProgressState', - 'onRedo', - 'onRemove', - 'onReset', - 'onSaveContent', - 'onSelectionChange', - 'onSetAttrib', - 'onSetContent', - 'onShow', - 'onSubmit', - 'onUndo', - 'onVisualAid' -]; -var isValidKey = function (key) { return validEvents.map(function (event) { return event.toLowerCase(); }).indexOf(key.toLowerCase()) !== -1; }; -var bindHandlers = function (initEvent, listeners, editor) { - Object.keys(listeners) - .filter(isValidKey) - .forEach(function (key) { - var handler = listeners[key]; - if (typeof handler === 'function') { - if (key === 'onInit') { - handler(initEvent, editor); - } - else { - editor.on(key.substring(2), function (e) { return handler(e, editor); }); - } - } - }); -}; -var bindModelHandlers = function (ctx, editor) { - var modelEvents = ctx.$props.modelEvents ? ctx.$props.modelEvents : null; - var normalizedEvents = Array.isArray(modelEvents) ? modelEvents.join(' ') : modelEvents; - editor.on(normalizedEvents ? normalizedEvents : 'change input undo redo', function () { - ctx.$emit('input', editor.getContent({ format: ctx.$props.outputFormat })); - }); -}; -var initEditor = function (initEvent, ctx, editor) { - var value = ctx.$props.value ? ctx.$props.value : ''; - var initialValue = ctx.$props.initialValue ? ctx.$props.initialValue : ''; - editor.setContent(value || (ctx.initialized ? ctx.cache : initialValue)); - // Always bind the value listener in case users use :value instead of v-model - ctx.$watch('value', function (val, prevVal) { - if (editor && typeof val === 'string' && val !== prevVal && val !== editor.getContent({ format: ctx.$props.outputFormat })) { - editor.setContent(val); - } - }); - // checks if the v-model shorthand is used (which sets an v-on:input listener) and then binds either - // specified the events or defaults to "change keyup" event and emits the editor content on that event - if (ctx.$listeners.input) { - bindModelHandlers(ctx, editor); - } - bindHandlers(initEvent, ctx.$listeners, editor); - ctx.initialized = true; -}; -var unique = 0; -var uuid = function (prefix) { - var time = Date.now(); - var random = Math.floor(Math.random() * 1000000000); - unique++; - return prefix + '_' + random + unique + String(time); -}; -var isTextarea = function (element) { - return element !== null && element.tagName.toLowerCase() === 'textarea'; -}; -var normalizePluginArray = function (plugins) { - if (typeof plugins === 'undefined' || plugins === '') { - return []; - } - return Array.isArray(plugins) ? plugins : plugins.split(' '); -}; -var mergePlugins = function (initPlugins, inputPlugins) { - return normalizePluginArray(initPlugins).concat(normalizePluginArray(inputPlugins)); -}; -var isNullOrUndefined = function (value) { return value === null || value === undefined; }; - - - -/***/ }), -/* 2 */ -/***/ (function(module, exports, __webpack_require__) { - -__webpack_require__(3); -module.exports = __webpack_require__(20); - - -/***/ }), -/* 3 */ -/***/ (function(module, exports, __webpack_require__) { - -Nova.booting(function (Vue, router, store) { - Vue.component('index-nova-tinymce-field', __webpack_require__(4)); - Vue.component('detail-nova-tinymce-field', __webpack_require__(7)); - Vue.component('form-nova-tinymce-field', __webpack_require__(10)); -}); - -/***/ }), -/* 4 */ -/***/ (function(module, exports, __webpack_require__) { - -var disposed = false -var normalizeComponent = __webpack_require__(0) -/* script */ -var __vue_script__ = __webpack_require__(5) -/* template */ -var __vue_template__ = __webpack_require__(6) -/* template functional */ -var __vue_template_functional__ = false -/* styles */ -var __vue_styles__ = null -/* scopeId */ -var __vue_scopeId__ = null -/* moduleIdentifier (server only) */ -var __vue_module_identifier__ = null -var Component = normalizeComponent( - __vue_script__, - __vue_template__, - __vue_template_functional__, - __vue_styles__, - __vue_scopeId__, - __vue_module_identifier__ -) -Component.options.__file = "resources/js/components/IndexField.vue" - -/* hot reload */ -if (false) {(function () { - var hotAPI = require("vue-hot-reload-api") - hotAPI.install(require("vue"), false) - if (!hotAPI.compatible) return - module.hot.accept() - if (!module.hot.data) { - hotAPI.createRecord("data-v-9e63f81a", Component.options) - } else { - hotAPI.reload("data-v-9e63f81a", Component.options) - } - module.hot.dispose(function (data) { - disposed = true - }) -})()} - -module.exports = Component.exports - - -/***/ }), -/* 5 */ -/***/ (function(module, __webpack_exports__, __webpack_require__) { - -"use strict"; -Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); -// -// -// -// - -/* harmony default export */ __webpack_exports__["default"] = ({ - props: ['resourceName', 'field'], - computed: { - cleanValue: function cleanValue() { - return this._stripHTML(this.field.value); - } - }, - methods: { - _stripHTML: function _stripHTML(html) { - var tmp = document.createElement("div"); - tmp.innerHTML = html; - return tmp.textContent || tmp.innerText || ""; - } - } -}); - -/***/ }), -/* 6 */ -/***/ (function(module, exports, __webpack_require__) { - -var render = function() { - var _vm = this - var _h = _vm.$createElement - var _c = _vm._self._c || _h - return _c("div", { staticClass: "truncate" }, [ - _vm._v(_vm._s(_vm.cleanValue)) - ]) -} -var staticRenderFns = [] -render._withStripped = true -module.exports = { render: render, staticRenderFns: staticRenderFns } -if (false) { - module.hot.accept() - if (module.hot.data) { - require("vue-hot-reload-api") .rerender("data-v-9e63f81a", module.exports) - } -} - -/***/ }), -/* 7 */ -/***/ (function(module, exports, __webpack_require__) { - -var disposed = false -var normalizeComponent = __webpack_require__(0) -/* script */ -var __vue_script__ = __webpack_require__(8) -/* template */ -var __vue_template__ = __webpack_require__(9) -/* template functional */ -var __vue_template_functional__ = false -/* styles */ -var __vue_styles__ = null -/* scopeId */ -var __vue_scopeId__ = null -/* moduleIdentifier (server only) */ -var __vue_module_identifier__ = null -var Component = normalizeComponent( - __vue_script__, - __vue_template__, - __vue_template_functional__, - __vue_styles__, - __vue_scopeId__, - __vue_module_identifier__ -) -Component.options.__file = "resources/js/components/DetailField.vue" - -/* hot reload */ -if (false) {(function () { - var hotAPI = require("vue-hot-reload-api") - hotAPI.install(require("vue"), false) - if (!hotAPI.compatible) return - module.hot.accept() - if (!module.hot.data) { - hotAPI.createRecord("data-v-0224618e", Component.options) - } else { - hotAPI.reload("data-v-0224618e", Component.options) - } - module.hot.dispose(function (data) { - disposed = true - }) -})()} - -module.exports = Component.exports - - -/***/ }), -/* 8 */ -/***/ (function(module, __webpack_exports__, __webpack_require__) { - -"use strict"; -Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); -// -// -// -// -// -// -// -// -// - -/* harmony default export */ __webpack_exports__["default"] = ({ - props: ['resource', 'resourceName', 'resourceId', 'field'] -}); - -/***/ }), -/* 9 */ -/***/ (function(module, exports, __webpack_require__) { - -var render = function() { - var _vm = this - var _h = _vm.$createElement - var _c = _vm._self._c || _h - return _c( - "panel-item", - { attrs: { field: _vm.field } }, - [ - _c( - "template", - { slot: "value" }, - [ - _c("excerpt", { - attrs: { - content: _vm.field.value, - "should-show": _vm.field.shouldShow - } - }) - ], - 1 - ) - ], - 2 - ) -} -var staticRenderFns = [] -render._withStripped = true -module.exports = { render: render, staticRenderFns: staticRenderFns } -if (false) { - module.hot.accept() - if (module.hot.data) { - require("vue-hot-reload-api") .rerender("data-v-0224618e", module.exports) - } -} - -/***/ }), -/* 10 */ -/***/ (function(module, exports, __webpack_require__) { - -var disposed = false -var normalizeComponent = __webpack_require__(0) -/* script */ -var __vue_script__ = __webpack_require__(11) -/* template */ -var __vue_template__ = __webpack_require__(19) -/* template functional */ -var __vue_template_functional__ = false -/* styles */ -var __vue_styles__ = null -/* scopeId */ -var __vue_scopeId__ = null -/* moduleIdentifier (server only) */ -var __vue_module_identifier__ = null -var Component = normalizeComponent( - __vue_script__, - __vue_template__, - __vue_template_functional__, - __vue_styles__, - __vue_scopeId__, - __vue_module_identifier__ -) -Component.options.__file = "resources/js/components/FormField.vue" - -/* hot reload */ -if (false) {(function () { - var hotAPI = require("vue-hot-reload-api") - hotAPI.install(require("vue"), false) - if (!hotAPI.compatible) return - module.hot.accept() - if (!module.hot.data) { - hotAPI.createRecord("data-v-c023248a", Component.options) - } else { - hotAPI.reload("data-v-c023248a", Component.options) - } - module.hot.dispose(function (data) { - disposed = true - }) -})()} - -module.exports = Component.exports - - -/***/ }), -/* 11 */ -/***/ (function(module, __webpack_exports__, __webpack_require__) { - -"use strict"; -Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); -/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_laravel_nova__ = __webpack_require__(12); -/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_laravel_nova___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0_laravel_nova__); -/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__tinymce_tinymce_vue__ = __webpack_require__(13); -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// -// - - - - -/* harmony default export */ __webpack_exports__["default"] = ({ - mixins: [__WEBPACK_IMPORTED_MODULE_0_laravel_nova__["FormField"], __WEBPACK_IMPORTED_MODULE_0_laravel_nova__["HandlesValidationErrors"]], - - props: ['resourceName', 'resourceId', 'field'], - - components: { - editor: __WEBPACK_IMPORTED_MODULE_1__tinymce_tinymce_vue__["a" /* default */] - }, - - data: function data() { - return { - editorConfigInit: this.field.options.init, - editorPlugins: this.field.options.plugins, - editorToolbar: this.field.options.toolbar, - apiKey: this.field.options.apiKey - }; - }, - - - computed: { - editorConfig: function editorConfig() { - this.editorConfigInit.images_upload_url = 'true'; - this.editorConfigInit.images_upload_handler = this.uploadImage; - - return this.editorConfigInit; - } - }, - - methods: { - setInitialValue: function setInitialValue() { - this.value = this.field.value || ''; - }, - fill: function fill(formData) { - formData.append(this.field.attribute, this.value || ''); - }, - uploadImage: function uploadImage(blobInfo, success, failure, progress) { - - var xhr = void 0, - formData = void 0; - - xhr = new XMLHttpRequest(); - xhr.withCredentials = false; - - xhr.open('POST', '/nova-vendor/nova-tinymce-field/upload-image/' + this.resourceName + '/' + this.field.attribute); - - xhr.upload.onprogress = function (e) { - progress(e.loaded / e.total * 100); - }; - - xhr.onload = function () { - var json; - - if (xhr.status === 403) { - failure('HTTP Error: ' + xhr.status, { remove: true }); - return; - } - - if (xhr.status < 200 || xhr.status >= 300) { - failure('HTTP Error: ' + xhr.status); - return; - } - - json = JSON.parse(xhr.responseText); - - if (!json || typeof json.url != 'string') { - failure('Invalid JSON: ' + xhr.responseText); - return; - } - - success(json.url); - }; - - xhr.onerror = function () { - failure('Image upload failed due to a XHR Transport error. Code: ' + xhr.status); - }; - - var token = document.head.querySelector("[name=csrf-token]").content; - - xhr.setRequestHeader("X-CSRF-Token", token); - - formData = new FormData(); - formData.append('image', blobInfo.blob(), blobInfo.filename()); - - xhr.send(formData); - } - } -}); - -function uploadImage(blobInfo, success, failure, progress) {} - -/***/ }), -/* 12 */ -/***/ (function(module, exports, __webpack_require__) { - -(function webpackUniversalModuleDefinition(root, factory) { - if(true) - module.exports = factory(); - else if(typeof define === 'function' && define.amd) - define([], factory); - else if(typeof exports === 'object') - exports["laravel-nova"] = factory(); - else - root["laravel-nova"] = factory(); -})(this, function() { -return /******/ (function(modules) { // webpackBootstrap -/******/ // The module cache -/******/ var installedModules = {}; -/******/ -/******/ // The require function -/******/ function __webpack_require__(moduleId) { -/******/ -/******/ // Check if module is in cache -/******/ if(installedModules[moduleId]) { -/******/ return installedModules[moduleId].exports; -/******/ } -/******/ // Create a new module (and put it into the cache) -/******/ var module = installedModules[moduleId] = { -/******/ i: moduleId, -/******/ l: false, -/******/ exports: {} -/******/ }; -/******/ -/******/ // Execute the module function -/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); -/******/ -/******/ // Flag the module as loaded -/******/ module.l = true; -/******/ -/******/ // Return the exports of the module -/******/ return module.exports; -/******/ } -/******/ -/******/ -/******/ // expose the modules object (__webpack_modules__) -/******/ __webpack_require__.m = modules; -/******/ -/******/ // expose the module cache -/******/ __webpack_require__.c = installedModules; -/******/ -/******/ // identity function for calling harmony imports with the correct context -/******/ __webpack_require__.i = function(value) { return value; }; -/******/ -/******/ // define getter function for harmony exports -/******/ __webpack_require__.d = function(exports, name, getter) { -/******/ if(!__webpack_require__.o(exports, name)) { -/******/ Object.defineProperty(exports, name, { -/******/ configurable: false, -/******/ enumerable: true, -/******/ get: getter -/******/ }); -/******/ } -/******/ }; -/******/ -/******/ // getDefaultExport function for compatibility with non-harmony modules -/******/ __webpack_require__.n = function(module) { -/******/ var getter = module && module.__esModule ? -/******/ function getDefault() { return module['default']; } : -/******/ function getModuleExports() { return module; }; -/******/ __webpack_require__.d(getter, 'a', getter); -/******/ return getter; -/******/ }; -/******/ -/******/ // Object.prototype.hasOwnProperty.call -/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; -/******/ -/******/ // __webpack_public_path__ -/******/ __webpack_require__.p = ""; -/******/ -/******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 41); -/******/ }) -/************************************************************************/ -/******/ ([ -/* 0 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var bind = __webpack_require__(40); -var isBuffer = __webpack_require__(152); - -/*global toString:true*/ - -// utils is a library of generic helper functions non-specific to axios - -var toString = Object.prototype.toString; - -/** - * Determine if a value is an Array - * - * @param {Object} val The value to test - * @returns {boolean} True if value is an Array, otherwise false - */ -function isArray(val) { - return toString.call(val) === '[object Array]'; -} - -/** - * Determine if a value is an ArrayBuffer - * - * @param {Object} val The value to test - * @returns {boolean} True if value is an ArrayBuffer, otherwise false - */ -function isArrayBuffer(val) { - return toString.call(val) === '[object ArrayBuffer]'; -} - -/** - * Determine if a value is a FormData - * - * @param {Object} val The value to test - * @returns {boolean} True if value is an FormData, otherwise false - */ -function isFormData(val) { - return (typeof FormData !== 'undefined') && (val instanceof FormData); -} - -/** - * Determine if a value is a view on an ArrayBuffer - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false - */ -function isArrayBufferView(val) { - var result; - if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) { - result = ArrayBuffer.isView(val); - } else { - result = (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer); - } - return result; -} - -/** - * Determine if a value is a String - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a String, otherwise false - */ -function isString(val) { - return typeof val === 'string'; -} - -/** - * Determine if a value is a Number - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a Number, otherwise false - */ -function isNumber(val) { - return typeof val === 'number'; -} - -/** - * Determine if a value is undefined - * - * @param {Object} val The value to test - * @returns {boolean} True if the value is undefined, otherwise false - */ -function isUndefined(val) { - return typeof val === 'undefined'; -} - -/** - * Determine if a value is an Object - * - * @param {Object} val The value to test - * @returns {boolean} True if value is an Object, otherwise false - */ -function isObject(val) { - return val !== null && typeof val === 'object'; -} - -/** - * Determine if a value is a Date - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a Date, otherwise false - */ -function isDate(val) { - return toString.call(val) === '[object Date]'; -} - -/** - * Determine if a value is a File - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a File, otherwise false - */ -function isFile(val) { - return toString.call(val) === '[object File]'; -} - -/** - * Determine if a value is a Blob - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a Blob, otherwise false - */ -function isBlob(val) { - return toString.call(val) === '[object Blob]'; -} - -/** - * Determine if a value is a Function - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a Function, otherwise false - */ -function isFunction(val) { - return toString.call(val) === '[object Function]'; -} - -/** - * Determine if a value is a Stream - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a Stream, otherwise false - */ -function isStream(val) { - return isObject(val) && isFunction(val.pipe); -} - -/** - * Determine if a value is a URLSearchParams object - * - * @param {Object} val The value to test - * @returns {boolean} True if value is a URLSearchParams object, otherwise false - */ -function isURLSearchParams(val) { - return typeof URLSearchParams !== 'undefined' && val instanceof URLSearchParams; -} - -/** - * Trim excess whitespace off the beginning and end of a string - * - * @param {String} str The String to trim - * @returns {String} The String freed of excess whitespace - */ -function trim(str) { - return str.replace(/^\s*/, '').replace(/\s*$/, ''); -} - -/** - * Determine if we're running in a standard browser environment - * - * This allows axios to run in a web worker, and react-native. - * Both environments support XMLHttpRequest, but not fully standard globals. - * - * web workers: - * typeof window -> undefined - * typeof document -> undefined - * - * react-native: - * navigator.product -> 'ReactNative' - */ -function isStandardBrowserEnv() { - if (typeof navigator !== 'undefined' && navigator.product === 'ReactNative') { - return false; - } - return ( - typeof window !== 'undefined' && - typeof document !== 'undefined' - ); -} - -/** - * Iterate over an Array or an Object invoking a function for each item. - * - * If `obj` is an Array callback will be called passing - * the value, index, and complete array for each item. - * - * If 'obj' is an Object callback will be called passing - * the value, key, and complete object for each property. - * - * @param {Object|Array} obj The object to iterate - * @param {Function} fn The callback to invoke for each item - */ -function forEach(obj, fn) { - // Don't bother if no value provided - if (obj === null || typeof obj === 'undefined') { - return; - } - - // Force an array if not already something iterable - if (typeof obj !== 'object') { - /*eslint no-param-reassign:0*/ - obj = [obj]; - } - - if (isArray(obj)) { - // Iterate over array values - for (var i = 0, l = obj.length; i < l; i++) { - fn.call(null, obj[i], i, obj); - } - } else { - // Iterate over object keys - for (var key in obj) { - if (Object.prototype.hasOwnProperty.call(obj, key)) { - fn.call(null, obj[key], key, obj); - } - } - } -} - -/** - * Accepts varargs expecting each argument to be an object, then - * immutably merges the properties of each object and returns result. - * - * When multiple objects contain the same key the later object in - * the arguments list will take precedence. - * - * Example: - * - * ```js - * var result = merge({foo: 123}, {foo: 456}); - * console.log(result.foo); // outputs 456 - * ``` - * - * @param {Object} obj1 Object to merge - * @returns {Object} Result of all merge properties - */ -function merge(/* obj1, obj2, obj3, ... */) { - var result = {}; - function assignValue(val, key) { - if (typeof result[key] === 'object' && typeof val === 'object') { - result[key] = merge(result[key], val); - } else { - result[key] = val; - } - } - - for (var i = 0, l = arguments.length; i < l; i++) { - forEach(arguments[i], assignValue); - } - return result; -} - -/** - * Extends object a by mutably adding to it the properties of object b. - * - * @param {Object} a The object to be extended - * @param {Object} b The object to copy properties from - * @param {Object} thisArg The object to bind function to - * @return {Object} The resulting value of object a - */ -function extend(a, b, thisArg) { - forEach(b, function assignValue(val, key) { - if (thisArg && typeof val === 'function') { - a[key] = bind(val, thisArg); - } else { - a[key] = val; - } - }); - return a; -} - -module.exports = { - isArray: isArray, - isArrayBuffer: isArrayBuffer, - isBuffer: isBuffer, - isFormData: isFormData, - isArrayBufferView: isArrayBufferView, - isString: isString, - isNumber: isNumber, - isObject: isObject, - isUndefined: isUndefined, - isDate: isDate, - isFile: isFile, - isBlob: isBlob, - isFunction: isFunction, - isStream: isStream, - isURLSearchParams: isURLSearchParams, - isStandardBrowserEnv: isStandardBrowserEnv, - forEach: forEach, - merge: merge, - extend: extend, - trim: trim -}; - - -/***/ }), -/* 1 */ -/***/ (function(module, exports) { - -// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028 -var global = module.exports = typeof window != 'undefined' && window.Math == Math - ? window : typeof self != 'undefined' && self.Math == Math ? self - // eslint-disable-next-line no-new-func - : Function('return this')(); -if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef - - -/***/ }), -/* 2 */ -/***/ (function(module, exports, __webpack_require__) { - -var store = __webpack_require__(54)('wks'); -var uid = __webpack_require__(59); -var Symbol = __webpack_require__(1).Symbol; -var USE_SYMBOL = typeof Symbol == 'function'; - -var $exports = module.exports = function (name) { - return store[name] || (store[name] = - USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : uid)('Symbol.' + name)); -}; - -$exports.store = store; - - -/***/ }), -/* 3 */ -/***/ (function(module, exports) { - -var core = module.exports = { version: '2.5.7' }; -if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef - - -/***/ }), -/* 4 */ -/***/ (function(module, exports, __webpack_require__) { - -var isObject = __webpack_require__(9); -module.exports = function (it) { - if (!isObject(it)) throw TypeError(it + ' is not an object!'); - return it; -}; - - -/***/ }), -/* 5 */ -/***/ (function(module, exports, __webpack_require__) { - -// Thank's IE8 for his funny defineProperty -module.exports = !__webpack_require__(23)(function () { - return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7; -}); - - -/***/ }), -/* 6 */ -/***/ (function(module, exports, __webpack_require__) { - -var global = __webpack_require__(1); -var core = __webpack_require__(3); -var ctx = __webpack_require__(16); -var hide = __webpack_require__(7); -var has = __webpack_require__(17); -var PROTOTYPE = 'prototype'; - -var $export = function (type, name, source) { - var IS_FORCED = type & $export.F; - var IS_GLOBAL = type & $export.G; - var IS_STATIC = type & $export.S; - var IS_PROTO = type & $export.P; - var IS_BIND = type & $export.B; - var IS_WRAP = type & $export.W; - var exports = IS_GLOBAL ? core : core[name] || (core[name] = {}); - var expProto = exports[PROTOTYPE]; - var target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE]; - var key, own, out; - if (IS_GLOBAL) source = name; - for (key in source) { - // contains in native - own = !IS_FORCED && target && target[key] !== undefined; - if (own && has(exports, key)) continue; - // export native or passed - out = own ? target[key] : source[key]; - // prevent global pollution for namespaces - exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] - // bind timers to global for call from export context - : IS_BIND && own ? ctx(out, global) - // wrap global constructors for prevent change them in library - : IS_WRAP && target[key] == out ? (function (C) { - var F = function (a, b, c) { - if (this instanceof C) { - switch (arguments.length) { - case 0: return new C(); - case 1: return new C(a); - case 2: return new C(a, b); - } return new C(a, b, c); - } return C.apply(this, arguments); - }; - F[PROTOTYPE] = C[PROTOTYPE]; - return F; - // make static versions for prototype methods - })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; - // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% - if (IS_PROTO) { - (exports.virtual || (exports.virtual = {}))[key] = out; - // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% - if (type & $export.R && expProto && !expProto[key]) hide(expProto, key, out); - } - } -}; -// type bitmap -$export.F = 1; // forced -$export.G = 2; // global -$export.S = 4; // static -$export.P = 8; // proto -$export.B = 16; // bind -$export.W = 32; // wrap -$export.U = 64; // safe -$export.R = 128; // real proto method for `library` -module.exports = $export; - - -/***/ }), -/* 7 */ -/***/ (function(module, exports, __webpack_require__) { - -var dP = __webpack_require__(11); -var createDesc = __webpack_require__(53); -module.exports = __webpack_require__(5) ? function (object, key, value) { - return dP.f(object, key, createDesc(1, value)); -} : function (object, key, value) { - object[key] = value; - return object; -}; - - -/***/ }), -/* 8 */ -/***/ (function(module, exports) { - -/** - * Checks if `value` is the - * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) - * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is an object, else `false`. - * @example - * - * _.isObject({}); - * // => true - * - * _.isObject([1, 2, 3]); - * // => true - * - * _.isObject(_.noop); - * // => true - * - * _.isObject(null); - * // => false - */ -function isObject(value) { - var type = typeof value; - return value != null && (type == 'object' || type == 'function'); -} - -module.exports = isObject; - - -/***/ }), -/* 9 */ -/***/ (function(module, exports) { - -module.exports = function (it) { - return typeof it === 'object' ? it !== null : typeof it === 'function'; -}; - - -/***/ }), -/* 10 */ -/***/ (function(module, exports) { - -module.exports = {}; - - -/***/ }), -/* 11 */ -/***/ (function(module, exports, __webpack_require__) { - -var anObject = __webpack_require__(4); -var IE8_DOM_DEFINE = __webpack_require__(118); -var toPrimitive = __webpack_require__(138); -var dP = Object.defineProperty; - -exports.f = __webpack_require__(5) ? Object.defineProperty : function defineProperty(O, P, Attributes) { - anObject(O); - P = toPrimitive(P, true); - anObject(Attributes); - if (IE8_DOM_DEFINE) try { - return dP(O, P, Attributes); - } catch (e) { /* empty */ } - if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!'); - if ('value' in Attributes) O[P] = Attributes.value; - return O; -}; - - -/***/ }), -/* 12 */ -/***/ (function(module, exports, __webpack_require__) { - -var Symbol = __webpack_require__(30), - getRawTag = __webpack_require__(172), - objectToString = __webpack_require__(179); - -/** `Object#toString` result references. */ -var nullTag = '[object Null]', - undefinedTag = '[object Undefined]'; - -/** Built-in value references. */ -var symToStringTag = Symbol ? Symbol.toStringTag : undefined; - -/** - * The base implementation of `getTag` without fallbacks for buggy environments. - * - * @private - * @param {*} value The value to query. - * @returns {string} Returns the `toStringTag`. - */ -function baseGetTag(value) { - if (value == null) { - return value === undefined ? undefinedTag : nullTag; - } - return (symToStringTag && symToStringTag in Object(value)) - ? getRawTag(value) - : objectToString(value); -} - -module.exports = baseGetTag; - - -/***/ }), -/* 13 */ -/***/ (function(module, exports) { - -/** - * Checks if `value` is object-like. A value is object-like if it's not `null` - * and has a `typeof` result of "object". - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is object-like, else `false`. - * @example - * - * _.isObjectLike({}); - * // => true - * - * _.isObjectLike([1, 2, 3]); - * // => true - * - * _.isObjectLike(_.noop); - * // => false - * - * _.isObjectLike(null); - * // => false - */ -function isObjectLike(value) { - return value != null && typeof value == 'object'; -} - -module.exports = isObjectLike; - - -/***/ }), -/* 14 */ -/***/ (function(module, exports) { - -module.exports = function (it) { - if (typeof it != 'function') throw TypeError(it + ' is not a function!'); - return it; -}; - - -/***/ }), -/* 15 */ -/***/ (function(module, exports) { - -var toString = {}.toString; - -module.exports = function (it) { - return toString.call(it).slice(8, -1); -}; - - -/***/ }), -/* 16 */ -/***/ (function(module, exports, __webpack_require__) { - -// optional / simple context binding -var aFunction = __webpack_require__(14); -module.exports = function (fn, that, length) { - aFunction(fn); - if (that === undefined) return fn; - switch (length) { - case 1: return function (a) { - return fn.call(that, a); - }; - case 2: return function (a, b) { - return fn.call(that, a, b); - }; - case 3: return function (a, b, c) { - return fn.call(that, a, b, c); - }; - } - return function (/* ...args */) { - return fn.apply(that, arguments); - }; -}; - - -/***/ }), -/* 17 */ -/***/ (function(module, exports) { - -var hasOwnProperty = {}.hasOwnProperty; -module.exports = function (it, key) { - return hasOwnProperty.call(it, key); -}; - - -/***/ }), -/* 18 */ -/***/ (function(module, exports, __webpack_require__) { - -var freeGlobal = __webpack_require__(61); - -/** Detect free variable `self`. */ -var freeSelf = typeof self == 'object' && self && self.Object === Object && self; - -/** Used as a reference to the global object. */ -var root = freeGlobal || freeSelf || Function('return this')(); - -module.exports = root; - - -/***/ }), -/* 19 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(process) { - -var utils = __webpack_require__(0); -var normalizeHeaderName = __webpack_require__(105); - -var DEFAULT_CONTENT_TYPE = { - 'Content-Type': 'application/x-www-form-urlencoded' -}; - -function setContentTypeIfUnset(headers, value) { - if (!utils.isUndefined(headers) && utils.isUndefined(headers['Content-Type'])) { - headers['Content-Type'] = value; - } -} - -function getDefaultAdapter() { - var adapter; - if (typeof XMLHttpRequest !== 'undefined') { - // For browsers use XHR adapter - adapter = __webpack_require__(36); - } else if (typeof process !== 'undefined') { - // For node use HTTP adapter - adapter = __webpack_require__(36); - } - return adapter; -} - -var defaults = { - adapter: getDefaultAdapter(), - - transformRequest: [function transformRequest(data, headers) { - normalizeHeaderName(headers, 'Content-Type'); - if (utils.isFormData(data) || - utils.isArrayBuffer(data) || - utils.isBuffer(data) || - utils.isStream(data) || - utils.isFile(data) || - utils.isBlob(data) - ) { - return data; - } - if (utils.isArrayBufferView(data)) { - return data.buffer; - } - if (utils.isURLSearchParams(data)) { - setContentTypeIfUnset(headers, 'application/x-www-form-urlencoded;charset=utf-8'); - return data.toString(); - } - if (utils.isObject(data)) { - setContentTypeIfUnset(headers, 'application/json;charset=utf-8'); - return JSON.stringify(data); - } - return data; - }], - - transformResponse: [function transformResponse(data) { - /*eslint no-param-reassign:0*/ - if (typeof data === 'string') { - try { - data = JSON.parse(data); - } catch (e) { /* Ignore */ } - } - return data; - }], - - /** - * A timeout in milliseconds to abort a request. If set to 0 (default) a - * timeout is not created. - */ - timeout: 0, - - xsrfCookieName: 'XSRF-TOKEN', - xsrfHeaderName: 'X-XSRF-TOKEN', - - maxContentLength: -1, - - validateStatus: function validateStatus(status) { - return status >= 200 && status < 300; - } -}; - -defaults.headers = { - common: { - 'Accept': 'application/json, text/plain, */*' - } -}; - -utils.forEach(['delete', 'get', 'head'], function forEachMethodNoData(method) { - defaults.headers[method] = {}; -}); - -utils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) { - defaults.headers[method] = utils.merge(DEFAULT_CONTENT_TYPE); -}); - -module.exports = defaults; - -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(70))) - -/***/ }), -/* 20 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -exports.__esModule = true; - -var _defineProperty = __webpack_require__(109); - -var _defineProperty2 = _interopRequireDefault(_defineProperty); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -exports.default = function (obj, key, value) { - if (key in obj) { - (0, _defineProperty2.default)(obj, key, { - value: value, - enumerable: true, - configurable: true, - writable: true - }); - } else { - obj[key] = value; - } - - return obj; -}; - -/***/ }), -/* 21 */ -/***/ (function(module, exports) { - -// 7.2.1 RequireObjectCoercible(argument) -module.exports = function (it) { - if (it == undefined) throw TypeError("Can't call method on " + it); - return it; -}; - - -/***/ }), -/* 22 */ -/***/ (function(module, exports, __webpack_require__) { - -var isObject = __webpack_require__(9); -var document = __webpack_require__(1).document; -// typeof document.createElement is 'object' in old IE -var is = isObject(document) && isObject(document.createElement); -module.exports = function (it) { - return is ? document.createElement(it) : {}; -}; - - -/***/ }), -/* 23 */ -/***/ (function(module, exports) { - -module.exports = function (exec) { - try { - return !!exec(); - } catch (e) { - return true; - } -}; - - -/***/ }), -/* 24 */ -/***/ (function(module, exports) { - -module.exports = true; - - -/***/ }), -/* 25 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - -// 25.4.1.5 NewPromiseCapability(C) -var aFunction = __webpack_require__(14); - -function PromiseCapability(C) { - var resolve, reject; - this.promise = new C(function ($$resolve, $$reject) { - if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor'); - resolve = $$resolve; - reject = $$reject; - }); - this.resolve = aFunction(resolve); - this.reject = aFunction(reject); -} - -module.exports.f = function (C) { - return new PromiseCapability(C); -}; - - -/***/ }), -/* 26 */ -/***/ (function(module, exports, __webpack_require__) { - -var def = __webpack_require__(11).f; -var has = __webpack_require__(17); -var TAG = __webpack_require__(2)('toStringTag'); - -module.exports = function (it, tag, stat) { - if (it && !has(it = stat ? it : it.prototype, TAG)) def(it, TAG, { configurable: true, value: tag }); -}; - - -/***/ }), -/* 27 */ -/***/ (function(module, exports, __webpack_require__) { - -var shared = __webpack_require__(54)('keys'); -var uid = __webpack_require__(59); -module.exports = function (key) { - return shared[key] || (shared[key] = uid(key)); -}; - - -/***/ }), -/* 28 */ -/***/ (function(module, exports) { - -// 7.1.4 ToInteger -var ceil = Math.ceil; -var floor = Math.floor; -module.exports = function (it) { - return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it); -}; - - -/***/ }), -/* 29 */ -/***/ (function(module, exports, __webpack_require__) { - -// to indexed object, toObject with fallback for non-array-like ES3 strings -var IObject = __webpack_require__(48); -var defined = __webpack_require__(21); -module.exports = function (it) { - return IObject(defined(it)); -}; - - -/***/ }), -/* 30 */ -/***/ (function(module, exports, __webpack_require__) { - -var root = __webpack_require__(18); - -/** Built-in value references. */ -var Symbol = root.Symbol; - -module.exports = Symbol; - - -/***/ }), -/* 31 */ -/***/ (function(module, exports) { - -/** - * Checks if `value` is classified as an `Array` object. - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is an array, else `false`. - * @example - * - * _.isArray([1, 2, 3]); - * // => true - * - * _.isArray(document.body.children); - * // => false - * - * _.isArray('abc'); - * // => false - * - * _.isArray(_.noop); - * // => false - */ -var isArray = Array.isArray; - -module.exports = isArray; - - -/***/ }), -/* 32 */ -/***/ (function(module, exports) { - +/******/ (function(modules) { // webpackBootstrap +/******/ // The module cache +/******/ var installedModules = {}; +/******/ +/******/ // The require function +/******/ function __webpack_require__(moduleId) { +/******/ +/******/ // Check if module is in cache +/******/ if(installedModules[moduleId]) { +/******/ return installedModules[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = installedModules[moduleId] = { +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); +/******/ +/******/ // Flag the module as loaded +/******/ module.l = true; +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/******/ +/******/ // expose the modules object (__webpack_modules__) +/******/ __webpack_require__.m = modules; +/******/ +/******/ // expose the module cache +/******/ __webpack_require__.c = installedModules; +/******/ +/******/ // define getter function for harmony exports +/******/ __webpack_require__.d = function(exports, name, getter) { +/******/ if(!__webpack_require__.o(exports, name)) { +/******/ Object.defineProperty(exports, name, { +/******/ configurable: false, +/******/ enumerable: true, +/******/ get: getter +/******/ }); +/******/ } +/******/ }; +/******/ +/******/ // getDefaultExport function for compatibility with non-harmony modules +/******/ __webpack_require__.n = function(module) { +/******/ var getter = module && module.__esModule ? +/******/ function getDefault() { return module['default']; } : +/******/ function getModuleExports() { return module; }; +/******/ __webpack_require__.d(getter, 'a', getter); +/******/ return getter; +/******/ }; +/******/ +/******/ // Object.prototype.hasOwnProperty.call +/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; +/******/ +/******/ // __webpack_public_path__ +/******/ __webpack_require__.p = ""; +/******/ +/******/ // Load entry module and return exports +/******/ return __webpack_require__(__webpack_require__.s = 2); +/******/ }) +/************************************************************************/ +/******/ ([ +/* 0 */ +/***/ (function(module, exports) { + +/* globals __VUE_SSR_CONTEXT__ */ + +// IMPORTANT: Do NOT use ES2015 features in this file. +// This module is a runtime utility for cleaner component module output and will +// be included in the final webpack user bundle. + +module.exports = function normalizeComponent ( + rawScriptExports, + compiledTemplate, + functionalTemplate, + injectStyles, + scopeId, + moduleIdentifier /* server only */ +) { + var esModule + var scriptExports = rawScriptExports = rawScriptExports || {} + + // ES6 modules interop + var type = typeof rawScriptExports.default + if (type === 'object' || type === 'function') { + esModule = rawScriptExports + scriptExports = rawScriptExports.default + } + + // Vue.extend constructor export interop + var options = typeof scriptExports === 'function' + ? scriptExports.options + : scriptExports + + // render functions + if (compiledTemplate) { + options.render = compiledTemplate.render + options.staticRenderFns = compiledTemplate.staticRenderFns + options._compiled = true + } + + // functional template + if (functionalTemplate) { + options.functional = true + } + + // scopedId + if (scopeId) { + options._scopeId = scopeId + } + + var hook + if (moduleIdentifier) { // server build + hook = function (context) { + // 2.3 injection + context = + context || // cached call + (this.$vnode && this.$vnode.ssrContext) || // stateful + (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional + // 2.2 with runInNewContext: true + if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') { + context = __VUE_SSR_CONTEXT__ + } + // inject component styles + if (injectStyles) { + injectStyles.call(this, context) + } + // register component module identifier for async chunk inferrence + if (context && context._registeredComponents) { + context._registeredComponents.add(moduleIdentifier) + } + } + // used by ssr in case component is cached and beforeCreate + // never gets called + options._ssrRegister = hook + } else if (injectStyles) { + hook = injectStyles + } + + if (hook) { + var functional = options.functional + var existing = functional + ? options.render + : options.beforeCreate + + if (!functional) { + // inject component registration as beforeCreate hook + options.beforeCreate = existing + ? [].concat(existing, hook) + : [hook] + } else { + // for template-only hot-reload because in that case the render fn doesn't + // go through the normalizer + options._injectStyles = hook + // register for functioal component in vue file + options.render = function renderWithStyleInjection (h, context) { + hook.call(context) + return existing(h, context) + } + } + } + + return { + esModule: esModule, + exports: scriptExports, + options: options + } +} + + +/***/ }), +/* 1 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +/* unused harmony export bindHandlers */ +/* unused harmony export bindModelHandlers */ +/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return initEditor; }); +/* unused harmony export isValidKey */ +/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "e", function() { return uuid; }); +/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "c", function() { return isTextarea; }); +/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "d", function() { return mergePlugins; }); +/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "b", function() { return isNullOrUndefined; }); +/** + * Copyright (c) 2018-present, Ephox, Inc. + * + * This source code is licensed under the Apache 2 license found in the + * LICENSE file in the root directory of this source tree. + * + */ +var validEvents = [ + 'onActivate', + 'onAddUndo', + 'onBeforeAddUndo', + 'onBeforeExecCommand', + 'onBeforeGetContent', + 'onBeforeRenderUI', + 'onBeforeSetContent', + 'onBeforePaste', + 'onBlur', + 'onChange', + 'onClearUndos', + 'onClick', + 'onContextMenu', + 'onCopy', + 'onCut', + 'onDblclick', + 'onDeactivate', + 'onDirty', + 'onDrag', + 'onDragDrop', + 'onDragEnd', + 'onDragGesture', + 'onDragOver', + 'onDrop', + 'onExecCommand', + 'onFocus', + 'onFocusIn', + 'onFocusOut', + 'onGetContent', + 'onHide', + 'onInit', + 'onKeyDown', + 'onKeyPress', + 'onKeyUp', + 'onLoadContent', + 'onMouseDown', + 'onMouseEnter', + 'onMouseLeave', + 'onMouseMove', + 'onMouseOut', + 'onMouseOver', + 'onMouseUp', + 'onNodeChange', + 'onObjectResizeStart', + 'onObjectResized', + 'onObjectSelected', + 'onPaste', + 'onPostProcess', + 'onPostRender', + 'onPreProcess', + 'onProgressState', + 'onRedo', + 'onRemove', + 'onReset', + 'onSaveContent', + 'onSelectionChange', + 'onSetAttrib', + 'onSetContent', + 'onShow', + 'onSubmit', + 'onUndo', + 'onVisualAid' +]; +var isValidKey = function (key) { return validEvents.map(function (event) { return event.toLowerCase(); }).indexOf(key.toLowerCase()) !== -1; }; +var bindHandlers = function (initEvent, listeners, editor) { + Object.keys(listeners) + .filter(isValidKey) + .forEach(function (key) { + var handler = listeners[key]; + if (typeof handler === 'function') { + if (key === 'onInit') { + handler(initEvent, editor); + } + else { + editor.on(key.substring(2), function (e) { return handler(e, editor); }); + } + } + }); +}; +var bindModelHandlers = function (ctx, editor) { + var modelEvents = ctx.$props.modelEvents ? ctx.$props.modelEvents : null; + var normalizedEvents = Array.isArray(modelEvents) ? modelEvents.join(' ') : modelEvents; + editor.on(normalizedEvents ? normalizedEvents : 'change input undo redo', function () { + ctx.$emit('input', editor.getContent({ format: ctx.$props.outputFormat })); + }); +}; +var initEditor = function (initEvent, ctx, editor) { + var value = ctx.$props.value ? ctx.$props.value : ''; + var initialValue = ctx.$props.initialValue ? ctx.$props.initialValue : ''; + editor.setContent(value || (ctx.initialized ? ctx.cache : initialValue)); + // Always bind the value listener in case users use :value instead of v-model + ctx.$watch('value', function (val, prevVal) { + if (editor && typeof val === 'string' && val !== prevVal && val !== editor.getContent({ format: ctx.$props.outputFormat })) { + editor.setContent(val); + } + }); + // checks if the v-model shorthand is used (which sets an v-on:input listener) and then binds either + // specified the events or defaults to "change keyup" event and emits the editor content on that event + if (ctx.$listeners.input) { + bindModelHandlers(ctx, editor); + } + bindHandlers(initEvent, ctx.$listeners, editor); + ctx.initialized = true; +}; +var unique = 0; +var uuid = function (prefix) { + var time = Date.now(); + var random = Math.floor(Math.random() * 1000000000); + unique++; + return prefix + '_' + random + unique + String(time); +}; +var isTextarea = function (element) { + return element !== null && element.tagName.toLowerCase() === 'textarea'; +}; +var normalizePluginArray = function (plugins) { + if (typeof plugins === 'undefined' || plugins === '') { + return []; + } + return Array.isArray(plugins) ? plugins : plugins.split(' '); +}; +var mergePlugins = function (initPlugins, inputPlugins) { + return normalizePluginArray(initPlugins).concat(normalizePluginArray(inputPlugins)); +}; +var isNullOrUndefined = function (value) { return value === null || value === undefined; }; + + + +/***/ }), +/* 2 */ +/***/ (function(module, exports, __webpack_require__) { + +__webpack_require__(3); +module.exports = __webpack_require__(20); + + +/***/ }), +/* 3 */ +/***/ (function(module, exports, __webpack_require__) { + +Nova.booting(function (Vue, router, store) { + Vue.component('index-nova-tinymce-field', __webpack_require__(4)); + Vue.component('detail-nova-tinymce-field', __webpack_require__(7)); + Vue.component('form-nova-tinymce-field', __webpack_require__(10)); +}); + +/***/ }), +/* 4 */ +/***/ (function(module, exports, __webpack_require__) { + +var disposed = false +var normalizeComponent = __webpack_require__(0) +/* script */ +var __vue_script__ = __webpack_require__(5) +/* template */ +var __vue_template__ = __webpack_require__(6) +/* template functional */ +var __vue_template_functional__ = false +/* styles */ +var __vue_styles__ = null +/* scopeId */ +var __vue_scopeId__ = null +/* moduleIdentifier (server only) */ +var __vue_module_identifier__ = null +var Component = normalizeComponent( + __vue_script__, + __vue_template__, + __vue_template_functional__, + __vue_styles__, + __vue_scopeId__, + __vue_module_identifier__ +) +Component.options.__file = "resources/js/components/IndexField.vue" + +/* hot reload */ +if (false) {(function () { + var hotAPI = require("vue-hot-reload-api") + hotAPI.install(require("vue"), false) + if (!hotAPI.compatible) return + module.hot.accept() + if (!module.hot.data) { + hotAPI.createRecord("data-v-9e63f81a", Component.options) + } else { + hotAPI.reload("data-v-9e63f81a", Component.options) + } + module.hot.dispose(function (data) { + disposed = true + }) +})()} + +module.exports = Component.exports + + +/***/ }), +/* 5 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); +// +// +// +// + +/* harmony default export */ __webpack_exports__["default"] = ({ + props: ['resourceName', 'field'], + computed: { + cleanValue: function cleanValue() { + return this._stripHTML(this.field.value); + } + }, + methods: { + _stripHTML: function _stripHTML(html) { + var tmp = document.createElement("div"); + tmp.innerHTML = html; + return tmp.textContent || tmp.innerText || ""; + } + } +}); + +/***/ }), +/* 6 */ +/***/ (function(module, exports, __webpack_require__) { + +var render = function() { + var _vm = this + var _h = _vm.$createElement + var _c = _vm._self._c || _h + return _c("div", { staticClass: "truncate" }, [ + _vm._v(_vm._s(_vm.cleanValue)) + ]) +} +var staticRenderFns = [] +render._withStripped = true +module.exports = { render: render, staticRenderFns: staticRenderFns } +if (false) { + module.hot.accept() + if (module.hot.data) { + require("vue-hot-reload-api") .rerender("data-v-9e63f81a", module.exports) + } +} + +/***/ }), +/* 7 */ +/***/ (function(module, exports, __webpack_require__) { + +var disposed = false +var normalizeComponent = __webpack_require__(0) +/* script */ +var __vue_script__ = __webpack_require__(8) +/* template */ +var __vue_template__ = __webpack_require__(9) +/* template functional */ +var __vue_template_functional__ = false +/* styles */ +var __vue_styles__ = null +/* scopeId */ +var __vue_scopeId__ = null +/* moduleIdentifier (server only) */ +var __vue_module_identifier__ = null +var Component = normalizeComponent( + __vue_script__, + __vue_template__, + __vue_template_functional__, + __vue_styles__, + __vue_scopeId__, + __vue_module_identifier__ +) +Component.options.__file = "resources/js/components/DetailField.vue" + +/* hot reload */ +if (false) {(function () { + var hotAPI = require("vue-hot-reload-api") + hotAPI.install(require("vue"), false) + if (!hotAPI.compatible) return + module.hot.accept() + if (!module.hot.data) { + hotAPI.createRecord("data-v-0224618e", Component.options) + } else { + hotAPI.reload("data-v-0224618e", Component.options) + } + module.hot.dispose(function (data) { + disposed = true + }) +})()} + +module.exports = Component.exports + + +/***/ }), +/* 8 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); +// +// +// +// +// +// +// +// +// + +/* harmony default export */ __webpack_exports__["default"] = ({ + props: ['resource', 'resourceName', 'resourceId', 'field'] +}); + +/***/ }), +/* 9 */ +/***/ (function(module, exports, __webpack_require__) { + +var render = function() { + var _vm = this + var _h = _vm.$createElement + var _c = _vm._self._c || _h + return _c( + "panel-item", + { attrs: { field: _vm.field } }, + [ + _c( + "template", + { slot: "value" }, + [ + _c("excerpt", { + attrs: { + content: _vm.field.value, + "should-show": _vm.field.shouldShow + } + }) + ], + 1 + ) + ], + 2 + ) +} +var staticRenderFns = [] +render._withStripped = true +module.exports = { render: render, staticRenderFns: staticRenderFns } +if (false) { + module.hot.accept() + if (module.hot.data) { + require("vue-hot-reload-api") .rerender("data-v-0224618e", module.exports) + } +} + +/***/ }), +/* 10 */ +/***/ (function(module, exports, __webpack_require__) { + +var disposed = false +var normalizeComponent = __webpack_require__(0) +/* script */ +var __vue_script__ = __webpack_require__(11) +/* template */ +var __vue_template__ = __webpack_require__(19) +/* template functional */ +var __vue_template_functional__ = false +/* styles */ +var __vue_styles__ = null +/* scopeId */ +var __vue_scopeId__ = null +/* moduleIdentifier (server only) */ +var __vue_module_identifier__ = null +var Component = normalizeComponent( + __vue_script__, + __vue_template__, + __vue_template_functional__, + __vue_styles__, + __vue_scopeId__, + __vue_module_identifier__ +) +Component.options.__file = "resources/js/components/FormField.vue" + +/* hot reload */ +if (false) {(function () { + var hotAPI = require("vue-hot-reload-api") + hotAPI.install(require("vue"), false) + if (!hotAPI.compatible) return + module.hot.accept() + if (!module.hot.data) { + hotAPI.createRecord("data-v-c023248a", Component.options) + } else { + hotAPI.reload("data-v-c023248a", Component.options) + } + module.hot.dispose(function (data) { + disposed = true + }) +})()} + +module.exports = Component.exports + + +/***/ }), +/* 11 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_laravel_nova__ = __webpack_require__(12); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_laravel_nova___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0_laravel_nova__); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__tinymce_tinymce_vue__ = __webpack_require__(13); +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// +// + + + + +/* harmony default export */ __webpack_exports__["default"] = ({ + mixins: [__WEBPACK_IMPORTED_MODULE_0_laravel_nova__["FormField"], __WEBPACK_IMPORTED_MODULE_0_laravel_nova__["HandlesValidationErrors"]], + + props: ['resourceName', 'resourceId', 'field'], + + components: { + editor: __WEBPACK_IMPORTED_MODULE_1__tinymce_tinymce_vue__["a" /* default */] + }, + + data: function data() { + return { + editorConfigInit: this.field.options.init, + editorPlugins: this.field.options.plugins, + editorToolbar: this.field.options.toolbar, + apiKey: this.field.options.apiKey + }; + }, + + + computed: { + editorConfig: function editorConfig() { + this.editorConfigInit.images_upload_url = 'true'; + this.editorConfigInit.images_upload_handler = this.uploadImage; + + return this.editorConfigInit; + } + }, + + methods: { + setInitialValue: function setInitialValue() { + this.value = this.field.value || ''; + }, + fill: function fill(formData) { + formData.append(this.field.attribute, this.value || ''); + }, + uploadImage: function uploadImage(blobInfo, success, failure, progress) { + + var xhr = void 0, + formData = void 0; + + xhr = new XMLHttpRequest(); + xhr.withCredentials = false; + + xhr.open('POST', '/nova-vendor/nova-tinymce-field/upload-image/' + this.resourceName + '/' + this.field.attribute); + + xhr.upload.onprogress = function (e) { + progress(e.loaded / e.total * 100); + }; + + xhr.onload = function () { + var json; + + if (xhr.status === 403) { + failure('HTTP Error: ' + xhr.status, { remove: true }); + return; + } + + if (xhr.status < 200 || xhr.status >= 300) { + failure('HTTP Error: ' + xhr.status); + return; + } + + json = JSON.parse(xhr.responseText); + + if (!json || typeof json.url != 'string') { + failure('Invalid JSON: ' + xhr.responseText); + return; + } + + success(json.url); + }; + + xhr.onerror = function () { + failure('Image upload failed due to a XHR Transport error. Code: ' + xhr.status); + }; + + var token = document.head.querySelector("[name=csrf-token]").content; + + xhr.setRequestHeader("X-CSRF-Token", token); + + formData = new FormData(); + formData.append('image', blobInfo.blob(), blobInfo.filename()); + + xhr.send(formData); + } + } +}); + +function uploadImage(blobInfo, success, failure, progress) {} + +/***/ }), +/* 12 */ +/***/ (function(module, exports, __webpack_require__) { + +(function webpackUniversalModuleDefinition(root, factory) { + if(true) + module.exports = factory(); + else if(typeof define === 'function' && define.amd) + define([], factory); + else if(typeof exports === 'object') + exports["laravel-nova"] = factory(); + else + root["laravel-nova"] = factory(); +})(this, function() { +return /******/ (function(modules) { // webpackBootstrap +/******/ // The module cache +/******/ var installedModules = {}; +/******/ +/******/ // The require function +/******/ function __webpack_require__(moduleId) { +/******/ +/******/ // Check if module is in cache +/******/ if(installedModules[moduleId]) { +/******/ return installedModules[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = installedModules[moduleId] = { +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); +/******/ +/******/ // Flag the module as loaded +/******/ module.l = true; +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/******/ +/******/ // expose the modules object (__webpack_modules__) +/******/ __webpack_require__.m = modules; +/******/ +/******/ // expose the module cache +/******/ __webpack_require__.c = installedModules; +/******/ +/******/ // identity function for calling harmony imports with the correct context +/******/ __webpack_require__.i = function(value) { return value; }; +/******/ +/******/ // define getter function for harmony exports +/******/ __webpack_require__.d = function(exports, name, getter) { +/******/ if(!__webpack_require__.o(exports, name)) { +/******/ Object.defineProperty(exports, name, { +/******/ configurable: false, +/******/ enumerable: true, +/******/ get: getter +/******/ }); +/******/ } +/******/ }; +/******/ +/******/ // getDefaultExport function for compatibility with non-harmony modules +/******/ __webpack_require__.n = function(module) { +/******/ var getter = module && module.__esModule ? +/******/ function getDefault() { return module['default']; } : +/******/ function getModuleExports() { return module; }; +/******/ __webpack_require__.d(getter, 'a', getter); +/******/ return getter; +/******/ }; +/******/ +/******/ // Object.prototype.hasOwnProperty.call +/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; +/******/ +/******/ // __webpack_public_path__ +/******/ __webpack_require__.p = ""; +/******/ +/******/ // Load entry module and return exports +/******/ return __webpack_require__(__webpack_require__.s = 41); +/******/ }) +/************************************************************************/ +/******/ ([ +/* 0 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var bind = __webpack_require__(40); +var isBuffer = __webpack_require__(152); + +/*global toString:true*/ + +// utils is a library of generic helper functions non-specific to axios + +var toString = Object.prototype.toString; + +/** + * Determine if a value is an Array + * + * @param {Object} val The value to test + * @returns {boolean} True if value is an Array, otherwise false + */ +function isArray(val) { + return toString.call(val) === '[object Array]'; +} + +/** + * Determine if a value is an ArrayBuffer + * + * @param {Object} val The value to test + * @returns {boolean} True if value is an ArrayBuffer, otherwise false + */ +function isArrayBuffer(val) { + return toString.call(val) === '[object ArrayBuffer]'; +} + +/** + * Determine if a value is a FormData + * + * @param {Object} val The value to test + * @returns {boolean} True if value is an FormData, otherwise false + */ +function isFormData(val) { + return (typeof FormData !== 'undefined') && (val instanceof FormData); +} + +/** + * Determine if a value is a view on an ArrayBuffer + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false + */ +function isArrayBufferView(val) { + var result; + if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) { + result = ArrayBuffer.isView(val); + } else { + result = (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer); + } + return result; +} + +/** + * Determine if a value is a String + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a String, otherwise false + */ +function isString(val) { + return typeof val === 'string'; +} + +/** + * Determine if a value is a Number + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a Number, otherwise false + */ +function isNumber(val) { + return typeof val === 'number'; +} + +/** + * Determine if a value is undefined + * + * @param {Object} val The value to test + * @returns {boolean} True if the value is undefined, otherwise false + */ +function isUndefined(val) { + return typeof val === 'undefined'; +} + +/** + * Determine if a value is an Object + * + * @param {Object} val The value to test + * @returns {boolean} True if value is an Object, otherwise false + */ +function isObject(val) { + return val !== null && typeof val === 'object'; +} + +/** + * Determine if a value is a Date + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a Date, otherwise false + */ +function isDate(val) { + return toString.call(val) === '[object Date]'; +} + +/** + * Determine if a value is a File + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a File, otherwise false + */ +function isFile(val) { + return toString.call(val) === '[object File]'; +} + +/** + * Determine if a value is a Blob + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a Blob, otherwise false + */ +function isBlob(val) { + return toString.call(val) === '[object Blob]'; +} + +/** + * Determine if a value is a Function + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a Function, otherwise false + */ +function isFunction(val) { + return toString.call(val) === '[object Function]'; +} + +/** + * Determine if a value is a Stream + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a Stream, otherwise false + */ +function isStream(val) { + return isObject(val) && isFunction(val.pipe); +} + +/** + * Determine if a value is a URLSearchParams object + * + * @param {Object} val The value to test + * @returns {boolean} True if value is a URLSearchParams object, otherwise false + */ +function isURLSearchParams(val) { + return typeof URLSearchParams !== 'undefined' && val instanceof URLSearchParams; +} + +/** + * Trim excess whitespace off the beginning and end of a string + * + * @param {String} str The String to trim + * @returns {String} The String freed of excess whitespace + */ +function trim(str) { + return str.replace(/^\s*/, '').replace(/\s*$/, ''); +} + +/** + * Determine if we're running in a standard browser environment + * + * This allows axios to run in a web worker, and react-native. + * Both environments support XMLHttpRequest, but not fully standard globals. + * + * web workers: + * typeof window -> undefined + * typeof document -> undefined + * + * react-native: + * navigator.product -> 'ReactNative' + */ +function isStandardBrowserEnv() { + if (typeof navigator !== 'undefined' && navigator.product === 'ReactNative') { + return false; + } + return ( + typeof window !== 'undefined' && + typeof document !== 'undefined' + ); +} + +/** + * Iterate over an Array or an Object invoking a function for each item. + * + * If `obj` is an Array callback will be called passing + * the value, index, and complete array for each item. + * + * If 'obj' is an Object callback will be called passing + * the value, key, and complete object for each property. + * + * @param {Object|Array} obj The object to iterate + * @param {Function} fn The callback to invoke for each item + */ +function forEach(obj, fn) { + // Don't bother if no value provided + if (obj === null || typeof obj === 'undefined') { + return; + } + + // Force an array if not already something iterable + if (typeof obj !== 'object') { + /*eslint no-param-reassign:0*/ + obj = [obj]; + } + + if (isArray(obj)) { + // Iterate over array values + for (var i = 0, l = obj.length; i < l; i++) { + fn.call(null, obj[i], i, obj); + } + } else { + // Iterate over object keys + for (var key in obj) { + if (Object.prototype.hasOwnProperty.call(obj, key)) { + fn.call(null, obj[key], key, obj); + } + } + } +} + +/** + * Accepts varargs expecting each argument to be an object, then + * immutably merges the properties of each object and returns result. + * + * When multiple objects contain the same key the later object in + * the arguments list will take precedence. + * + * Example: + * + * ```js + * var result = merge({foo: 123}, {foo: 456}); + * console.log(result.foo); // outputs 456 + * ``` + * + * @param {Object} obj1 Object to merge + * @returns {Object} Result of all merge properties + */ +function merge(/* obj1, obj2, obj3, ... */) { + var result = {}; + function assignValue(val, key) { + if (typeof result[key] === 'object' && typeof val === 'object') { + result[key] = merge(result[key], val); + } else { + result[key] = val; + } + } + + for (var i = 0, l = arguments.length; i < l; i++) { + forEach(arguments[i], assignValue); + } + return result; +} + +/** + * Extends object a by mutably adding to it the properties of object b. + * + * @param {Object} a The object to be extended + * @param {Object} b The object to copy properties from + * @param {Object} thisArg The object to bind function to + * @return {Object} The resulting value of object a + */ +function extend(a, b, thisArg) { + forEach(b, function assignValue(val, key) { + if (thisArg && typeof val === 'function') { + a[key] = bind(val, thisArg); + } else { + a[key] = val; + } + }); + return a; +} + +module.exports = { + isArray: isArray, + isArrayBuffer: isArrayBuffer, + isBuffer: isBuffer, + isFormData: isFormData, + isArrayBufferView: isArrayBufferView, + isString: isString, + isNumber: isNumber, + isObject: isObject, + isUndefined: isUndefined, + isDate: isDate, + isFile: isFile, + isBlob: isBlob, + isFunction: isFunction, + isStream: isStream, + isURLSearchParams: isURLSearchParams, + isStandardBrowserEnv: isStandardBrowserEnv, + forEach: forEach, + merge: merge, + extend: extend, + trim: trim +}; + + +/***/ }), +/* 1 */ +/***/ (function(module, exports) { + +// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028 +var global = module.exports = typeof window != 'undefined' && window.Math == Math + ? window : typeof self != 'undefined' && self.Math == Math ? self + // eslint-disable-next-line no-new-func + : Function('return this')(); +if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef + + +/***/ }), +/* 2 */ +/***/ (function(module, exports, __webpack_require__) { + +var store = __webpack_require__(54)('wks'); +var uid = __webpack_require__(59); +var Symbol = __webpack_require__(1).Symbol; +var USE_SYMBOL = typeof Symbol == 'function'; + +var $exports = module.exports = function (name) { + return store[name] || (store[name] = + USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : uid)('Symbol.' + name)); +}; + +$exports.store = store; + + +/***/ }), +/* 3 */ +/***/ (function(module, exports) { + +var core = module.exports = { version: '2.5.7' }; +if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef + + +/***/ }), +/* 4 */ +/***/ (function(module, exports, __webpack_require__) { + +var isObject = __webpack_require__(9); +module.exports = function (it) { + if (!isObject(it)) throw TypeError(it + ' is not an object!'); + return it; +}; + + +/***/ }), +/* 5 */ +/***/ (function(module, exports, __webpack_require__) { + +// Thank's IE8 for his funny defineProperty +module.exports = !__webpack_require__(23)(function () { + return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7; +}); + + +/***/ }), +/* 6 */ +/***/ (function(module, exports, __webpack_require__) { + +var global = __webpack_require__(1); +var core = __webpack_require__(3); +var ctx = __webpack_require__(16); +var hide = __webpack_require__(7); +var has = __webpack_require__(17); +var PROTOTYPE = 'prototype'; + +var $export = function (type, name, source) { + var IS_FORCED = type & $export.F; + var IS_GLOBAL = type & $export.G; + var IS_STATIC = type & $export.S; + var IS_PROTO = type & $export.P; + var IS_BIND = type & $export.B; + var IS_WRAP = type & $export.W; + var exports = IS_GLOBAL ? core : core[name] || (core[name] = {}); + var expProto = exports[PROTOTYPE]; + var target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE]; + var key, own, out; + if (IS_GLOBAL) source = name; + for (key in source) { + // contains in native + own = !IS_FORCED && target && target[key] !== undefined; + if (own && has(exports, key)) continue; + // export native or passed + out = own ? target[key] : source[key]; + // prevent global pollution for namespaces + exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] + // bind timers to global for call from export context + : IS_BIND && own ? ctx(out, global) + // wrap global constructors for prevent change them in library + : IS_WRAP && target[key] == out ? (function (C) { + var F = function (a, b, c) { + if (this instanceof C) { + switch (arguments.length) { + case 0: return new C(); + case 1: return new C(a); + case 2: return new C(a, b); + } return new C(a, b, c); + } return C.apply(this, arguments); + }; + F[PROTOTYPE] = C[PROTOTYPE]; + return F; + // make static versions for prototype methods + })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; + // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% + if (IS_PROTO) { + (exports.virtual || (exports.virtual = {}))[key] = out; + // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% + if (type & $export.R && expProto && !expProto[key]) hide(expProto, key, out); + } + } +}; +// type bitmap +$export.F = 1; // forced +$export.G = 2; // global +$export.S = 4; // static +$export.P = 8; // proto +$export.B = 16; // bind +$export.W = 32; // wrap +$export.U = 64; // safe +$export.R = 128; // real proto method for `library` +module.exports = $export; + + +/***/ }), +/* 7 */ +/***/ (function(module, exports, __webpack_require__) { + +var dP = __webpack_require__(11); +var createDesc = __webpack_require__(53); +module.exports = __webpack_require__(5) ? function (object, key, value) { + return dP.f(object, key, createDesc(1, value)); +} : function (object, key, value) { + object[key] = value; + return object; +}; + + +/***/ }), +/* 8 */ +/***/ (function(module, exports) { + +/** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ +function isObject(value) { + var type = typeof value; + return value != null && (type == 'object' || type == 'function'); +} + +module.exports = isObject; + + +/***/ }), +/* 9 */ +/***/ (function(module, exports) { + +module.exports = function (it) { + return typeof it === 'object' ? it !== null : typeof it === 'function'; +}; + + +/***/ }), +/* 10 */ +/***/ (function(module, exports) { + +module.exports = {}; + + +/***/ }), +/* 11 */ +/***/ (function(module, exports, __webpack_require__) { + +var anObject = __webpack_require__(4); +var IE8_DOM_DEFINE = __webpack_require__(118); +var toPrimitive = __webpack_require__(138); +var dP = Object.defineProperty; + +exports.f = __webpack_require__(5) ? Object.defineProperty : function defineProperty(O, P, Attributes) { + anObject(O); + P = toPrimitive(P, true); + anObject(Attributes); + if (IE8_DOM_DEFINE) try { + return dP(O, P, Attributes); + } catch (e) { /* empty */ } + if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!'); + if ('value' in Attributes) O[P] = Attributes.value; + return O; +}; + + +/***/ }), +/* 12 */ +/***/ (function(module, exports, __webpack_require__) { + +var Symbol = __webpack_require__(30), + getRawTag = __webpack_require__(172), + objectToString = __webpack_require__(179); + +/** `Object#toString` result references. */ +var nullTag = '[object Null]', + undefinedTag = '[object Undefined]'; + +/** Built-in value references. */ +var symToStringTag = Symbol ? Symbol.toStringTag : undefined; + +/** + * The base implementation of `getTag` without fallbacks for buggy environments. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ +function baseGetTag(value) { + if (value == null) { + return value === undefined ? undefinedTag : nullTag; + } + return (symToStringTag && symToStringTag in Object(value)) + ? getRawTag(value) + : objectToString(value); +} + +module.exports = baseGetTag; + + +/***/ }), +/* 13 */ +/***/ (function(module, exports) { + +/** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ +function isObjectLike(value) { + return value != null && typeof value == 'object'; +} + +module.exports = isObjectLike; + + +/***/ }), +/* 14 */ +/***/ (function(module, exports) { + +module.exports = function (it) { + if (typeof it != 'function') throw TypeError(it + ' is not a function!'); + return it; +}; + + +/***/ }), +/* 15 */ +/***/ (function(module, exports) { + +var toString = {}.toString; + +module.exports = function (it) { + return toString.call(it).slice(8, -1); +}; + + +/***/ }), +/* 16 */ +/***/ (function(module, exports, __webpack_require__) { + +// optional / simple context binding +var aFunction = __webpack_require__(14); +module.exports = function (fn, that, length) { + aFunction(fn); + if (that === undefined) return fn; + switch (length) { + case 1: return function (a) { + return fn.call(that, a); + }; + case 2: return function (a, b) { + return fn.call(that, a, b); + }; + case 3: return function (a, b, c) { + return fn.call(that, a, b, c); + }; + } + return function (/* ...args */) { + return fn.apply(that, arguments); + }; +}; + + +/***/ }), +/* 17 */ +/***/ (function(module, exports) { + +var hasOwnProperty = {}.hasOwnProperty; +module.exports = function (it, key) { + return hasOwnProperty.call(it, key); +}; + + +/***/ }), +/* 18 */ +/***/ (function(module, exports, __webpack_require__) { + +var freeGlobal = __webpack_require__(61); + +/** Detect free variable `self`. */ +var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + +/** Used as a reference to the global object. */ +var root = freeGlobal || freeSelf || Function('return this')(); + +module.exports = root; + + +/***/ }), +/* 19 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; +/* WEBPACK VAR INJECTION */(function(process) { + +var utils = __webpack_require__(0); +var normalizeHeaderName = __webpack_require__(105); + +var DEFAULT_CONTENT_TYPE = { + 'Content-Type': 'application/x-www-form-urlencoded' +}; + +function setContentTypeIfUnset(headers, value) { + if (!utils.isUndefined(headers) && utils.isUndefined(headers['Content-Type'])) { + headers['Content-Type'] = value; + } +} + +function getDefaultAdapter() { + var adapter; + if (typeof XMLHttpRequest !== 'undefined') { + // For browsers use XHR adapter + adapter = __webpack_require__(36); + } else if (typeof process !== 'undefined') { + // For node use HTTP adapter + adapter = __webpack_require__(36); + } + return adapter; +} + +var defaults = { + adapter: getDefaultAdapter(), + + transformRequest: [function transformRequest(data, headers) { + normalizeHeaderName(headers, 'Content-Type'); + if (utils.isFormData(data) || + utils.isArrayBuffer(data) || + utils.isBuffer(data) || + utils.isStream(data) || + utils.isFile(data) || + utils.isBlob(data) + ) { + return data; + } + if (utils.isArrayBufferView(data)) { + return data.buffer; + } + if (utils.isURLSearchParams(data)) { + setContentTypeIfUnset(headers, 'application/x-www-form-urlencoded;charset=utf-8'); + return data.toString(); + } + if (utils.isObject(data)) { + setContentTypeIfUnset(headers, 'application/json;charset=utf-8'); + return JSON.stringify(data); + } + return data; + }], + + transformResponse: [function transformResponse(data) { + /*eslint no-param-reassign:0*/ + if (typeof data === 'string') { + try { + data = JSON.parse(data); + } catch (e) { /* Ignore */ } + } + return data; + }], + + /** + * A timeout in milliseconds to abort a request. If set to 0 (default) a + * timeout is not created. + */ + timeout: 0, + + xsrfCookieName: 'XSRF-TOKEN', + xsrfHeaderName: 'X-XSRF-TOKEN', + + maxContentLength: -1, + + validateStatus: function validateStatus(status) { + return status >= 200 && status < 300; + } +}; + +defaults.headers = { + common: { + 'Accept': 'application/json, text/plain, */*' + } +}; + +utils.forEach(['delete', 'get', 'head'], function forEachMethodNoData(method) { + defaults.headers[method] = {}; +}); + +utils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) { + defaults.headers[method] = utils.merge(DEFAULT_CONTENT_TYPE); +}); + +module.exports = defaults; + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(70))) + +/***/ }), +/* 20 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +exports.__esModule = true; + +var _defineProperty = __webpack_require__(109); + +var _defineProperty2 = _interopRequireDefault(_defineProperty); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = function (obj, key, value) { + if (key in obj) { + (0, _defineProperty2.default)(obj, key, { + value: value, + enumerable: true, + configurable: true, + writable: true + }); + } else { + obj[key] = value; + } + + return obj; +}; + +/***/ }), +/* 21 */ +/***/ (function(module, exports) { + +// 7.2.1 RequireObjectCoercible(argument) +module.exports = function (it) { + if (it == undefined) throw TypeError("Can't call method on " + it); + return it; +}; + + +/***/ }), +/* 22 */ +/***/ (function(module, exports, __webpack_require__) { + +var isObject = __webpack_require__(9); +var document = __webpack_require__(1).document; +// typeof document.createElement is 'object' in old IE +var is = isObject(document) && isObject(document.createElement); +module.exports = function (it) { + return is ? document.createElement(it) : {}; +}; + + +/***/ }), +/* 23 */ +/***/ (function(module, exports) { + +module.exports = function (exec) { + try { + return !!exec(); + } catch (e) { + return true; + } +}; + + +/***/ }), +/* 24 */ +/***/ (function(module, exports) { + +module.exports = true; + + +/***/ }), +/* 25 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +// 25.4.1.5 NewPromiseCapability(C) +var aFunction = __webpack_require__(14); + +function PromiseCapability(C) { + var resolve, reject; + this.promise = new C(function ($$resolve, $$reject) { + if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor'); + resolve = $$resolve; + reject = $$reject; + }); + this.resolve = aFunction(resolve); + this.reject = aFunction(reject); +} + +module.exports.f = function (C) { + return new PromiseCapability(C); +}; + + +/***/ }), +/* 26 */ +/***/ (function(module, exports, __webpack_require__) { + +var def = __webpack_require__(11).f; +var has = __webpack_require__(17); +var TAG = __webpack_require__(2)('toStringTag'); + +module.exports = function (it, tag, stat) { + if (it && !has(it = stat ? it : it.prototype, TAG)) def(it, TAG, { configurable: true, value: tag }); +}; + + +/***/ }), +/* 27 */ +/***/ (function(module, exports, __webpack_require__) { + +var shared = __webpack_require__(54)('keys'); +var uid = __webpack_require__(59); +module.exports = function (key) { + return shared[key] || (shared[key] = uid(key)); +}; + + +/***/ }), +/* 28 */ +/***/ (function(module, exports) { + +// 7.1.4 ToInteger +var ceil = Math.ceil; +var floor = Math.floor; +module.exports = function (it) { + return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it); +}; + + +/***/ }), +/* 29 */ +/***/ (function(module, exports, __webpack_require__) { + +// to indexed object, toObject with fallback for non-array-like ES3 strings +var IObject = __webpack_require__(48); +var defined = __webpack_require__(21); +module.exports = function (it) { + return IObject(defined(it)); +}; + + +/***/ }), +/* 30 */ +/***/ (function(module, exports, __webpack_require__) { + +var root = __webpack_require__(18); + +/** Built-in value references. */ +var Symbol = root.Symbol; + +module.exports = Symbol; + + +/***/ }), +/* 31 */ +/***/ (function(module, exports) { + +/** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ +var isArray = Array.isArray; + +module.exports = isArray; + + +/***/ }), +/* 32 */ +/***/ (function(module, exports) { + module.exports = function(module) { if(!module.webpackPolyfill) { module.deprecate = function() {}; @@ -1779,25486 +1779,25486 @@ module.exports = function(module) { } return module; }; - - -/***/ }), -/* 33 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.mapProps = undefined; - -var _lodash = __webpack_require__(194); - -var _lodash2 = _interopRequireDefault(_lodash); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -var propTypes = { - showHelpText: { - type: Boolean, - default: false - }, - - shownViaNewRelationModal: { - type: Boolean, - default: false - }, - - resourceId: { type: [Number, String] }, - - resourceName: { type: String }, - - field: { - type: Object, - required: true - }, - - viaResource: { - type: String, - required: false - }, - - viaResourceId: { - type: [String, Number], - required: false - }, - - viaRelationship: { - type: String, - required: false - }, - - shouldOverrideMeta: { - type: Boolean, - default: false - } -}; - -function mapProps(attributes) { - return _lodash2.default.pick(propTypes, attributes); -} - -exports.mapProps = mapProps; - -/***/ }), -/* 34 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.default = ['1/2', '1/3', '2/3', '1/4', '3/4', '1/5', '2/5', '3/5', '4/5', '1/6', '5/6']; - -/***/ }), -/* 35 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -Object.defineProperty(exports, "__esModule", { - value: true -}); - -var _Form = __webpack_require__(150); - -Object.defineProperty(exports, 'default', { - enumerable: true, - get: function get() { - return _interopRequireDefault(_Form).default; - } -}); -Object.defineProperty(exports, 'Form', { - enumerable: true, - get: function get() { - return _interopRequireDefault(_Form).default; - } -}); - -var _Errors = __webpack_require__(60); - -Object.defineProperty(exports, 'Errors', { - enumerable: true, - get: function get() { - return _interopRequireDefault(_Errors).default; - } -}); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -/***/ }), -/* 36 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; -/* WEBPACK VAR INJECTION */(function(process) { - -var utils = __webpack_require__(0); -var settle = __webpack_require__(97); -var buildURL = __webpack_require__(100); -var parseHeaders = __webpack_require__(106); -var isURLSameOrigin = __webpack_require__(104); -var createError = __webpack_require__(39); -var btoa = (typeof window !== 'undefined' && window.btoa && window.btoa.bind(window)) || __webpack_require__(99); - -module.exports = function xhrAdapter(config) { - return new Promise(function dispatchXhrRequest(resolve, reject) { - var requestData = config.data; - var requestHeaders = config.headers; - - if (utils.isFormData(requestData)) { - delete requestHeaders['Content-Type']; // Let the browser set it - } - - var request = new XMLHttpRequest(); - var loadEvent = 'onreadystatechange'; - var xDomain = false; - - // For IE 8/9 CORS support - // Only supports POST and GET calls and doesn't returns the response headers. - // DON'T do this for testing b/c XMLHttpRequest is mocked, not XDomainRequest. - if (process.env.NODE_ENV !== 'test' && - typeof window !== 'undefined' && - window.XDomainRequest && !('withCredentials' in request) && - !isURLSameOrigin(config.url)) { - request = new window.XDomainRequest(); - loadEvent = 'onload'; - xDomain = true; - request.onprogress = function handleProgress() {}; - request.ontimeout = function handleTimeout() {}; - } - - // HTTP basic authentication - if (config.auth) { - var username = config.auth.username || ''; - var password = config.auth.password || ''; - requestHeaders.Authorization = 'Basic ' + btoa(username + ':' + password); - } - - request.open(config.method.toUpperCase(), buildURL(config.url, config.params, config.paramsSerializer), true); - - // Set the request timeout in MS - request.timeout = config.timeout; - - // Listen for ready state - request[loadEvent] = function handleLoad() { - if (!request || (request.readyState !== 4 && !xDomain)) { - return; - } - - // The request errored out and we didn't get a response, this will be - // handled by onerror instead - // With one exception: request that using file: protocol, most browsers - // will return status as 0 even though it's a successful request - if (request.status === 0 && !(request.responseURL && request.responseURL.indexOf('file:') === 0)) { - return; - } - - // Prepare the response - var responseHeaders = 'getAllResponseHeaders' in request ? parseHeaders(request.getAllResponseHeaders()) : null; - var responseData = !config.responseType || config.responseType === 'text' ? request.responseText : request.response; - var response = { - data: responseData, - // IE sends 1223 instead of 204 (https://github.com/axios/axios/issues/201) - status: request.status === 1223 ? 204 : request.status, - statusText: request.status === 1223 ? 'No Content' : request.statusText, - headers: responseHeaders, - config: config, - request: request - }; - - settle(resolve, reject, response); - - // Clean up request - request = null; - }; - - // Handle low level network errors - request.onerror = function handleError() { - // Real errors are hidden from us by the browser - // onerror should only fire if it's a network error - reject(createError('Network Error', config, null, request)); - - // Clean up request - request = null; - }; - - // Handle timeout - request.ontimeout = function handleTimeout() { - reject(createError('timeout of ' + config.timeout + 'ms exceeded', config, 'ECONNABORTED', - request)); - - // Clean up request - request = null; - }; - - // Add xsrf header - // This is only done if running in a standard browser environment. - // Specifically not if we're in a web worker, or react-native. - if (utils.isStandardBrowserEnv()) { - var cookies = __webpack_require__(102); - - // Add xsrf header - var xsrfValue = (config.withCredentials || isURLSameOrigin(config.url)) && config.xsrfCookieName ? - cookies.read(config.xsrfCookieName) : - undefined; - - if (xsrfValue) { - requestHeaders[config.xsrfHeaderName] = xsrfValue; - } - } - - // Add headers to the request - if ('setRequestHeader' in request) { - utils.forEach(requestHeaders, function setRequestHeader(val, key) { - if (typeof requestData === 'undefined' && key.toLowerCase() === 'content-type') { - // Remove Content-Type if data is undefined - delete requestHeaders[key]; - } else { - // Otherwise add header to the request - request.setRequestHeader(key, val); - } - }); - } - - // Add withCredentials to request if needed - if (config.withCredentials) { - request.withCredentials = true; - } - - // Add responseType to request if needed - if (config.responseType) { - try { - request.responseType = config.responseType; - } catch (e) { - // Expected DOMException thrown by browsers not compatible XMLHttpRequest Level 2. - // But, this can be suppressed for 'json' type as it can be parsed by default 'transformResponse' function. - if (config.responseType !== 'json') { - throw e; - } - } - } - - // Handle progress if needed - if (typeof config.onDownloadProgress === 'function') { - request.addEventListener('progress', config.onDownloadProgress); - } - - // Not all browsers support upload events - if (typeof config.onUploadProgress === 'function' && request.upload) { - request.upload.addEventListener('progress', config.onUploadProgress); - } - - if (config.cancelToken) { - // Handle cancellation - config.cancelToken.promise.then(function onCanceled(cancel) { - if (!request) { - return; - } - - request.abort(); - reject(cancel); - // Clean up request - request = null; - }); - } - - if (requestData === undefined) { - requestData = null; - } - - // Send the request - request.send(requestData); - }); -}; - -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(70))) - -/***/ }), -/* 37 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/** - * A `Cancel` is an object that is thrown when an operation is canceled. - * - * @class - * @param {string=} message The message. - */ -function Cancel(message) { - this.message = message; -} - -Cancel.prototype.toString = function toString() { - return 'Cancel' + (this.message ? ': ' + this.message : ''); -}; - -Cancel.prototype.__CANCEL__ = true; - -module.exports = Cancel; - - -/***/ }), -/* 38 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = function isCancel(value) { - return !!(value && value.__CANCEL__); -}; - - -/***/ }), -/* 39 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -var enhanceError = __webpack_require__(96); - -/** - * Create an Error with the specified message, config, error code, request and response. - * - * @param {string} message The error message. - * @param {Object} config The config. - * @param {string} [code] The error code (for example, 'ECONNABORTED'). - * @param {Object} [request] The request. - * @param {Object} [response] The response. - * @returns {Error} The created error. - */ -module.exports = function createError(message, config, code, request, response) { - var error = new Error(message); - return enhanceError(error, config, code, request, response); -}; - - -/***/ }), -/* 40 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -module.exports = function bind(fn, thisArg) { - return function wrap() { - var args = new Array(arguments.length); - for (var i = 0; i < args.length; i++) { - args[i] = arguments[i]; - } - return fn.apply(thisArg, args); - }; -}; - - -/***/ }), -/* 41 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.mapProps = exports.CardSizes = exports.SingularOrPlural = exports.Minimum = exports.Capitalize = exports.Inflector = exports.Errors = exports.TogglesTrashed = exports.PreventsFormAbandonment = exports.PerPageable = exports.PerformsSearches = exports.Paginatable = exports.InteractsWithResourceInformation = exports.InteractsWithQueryString = exports.InteractsWithDates = exports.HasCards = exports.HandlesValidationErrors = exports.FormField = exports.Filterable = exports.Deletable = exports.BehavesAsPanel = undefined; - -var _BehavesAsPanel = __webpack_require__(72); - -var _BehavesAsPanel2 = _interopRequireDefault(_BehavesAsPanel); - -var _Deletable = __webpack_require__(73); - -var _Deletable2 = _interopRequireDefault(_Deletable); - -var _Filterable = __webpack_require__(74); - -var _Filterable2 = _interopRequireDefault(_Filterable); - -var _FormField = __webpack_require__(75); - -var _FormField2 = _interopRequireDefault(_FormField); - -var _HandlesValidationErrors = __webpack_require__(76); - -var _HandlesValidationErrors2 = _interopRequireDefault(_HandlesValidationErrors); - -var _HasCards = __webpack_require__(77); - -var _HasCards2 = _interopRequireDefault(_HasCards); - -var _InteractsWithDates = __webpack_require__(78); - -var _InteractsWithDates2 = _interopRequireDefault(_InteractsWithDates); - -var _InteractsWithQueryString = __webpack_require__(79); - -var _InteractsWithQueryString2 = _interopRequireDefault(_InteractsWithQueryString); - -var _InteractsWithResourceInformation = __webpack_require__(80); - -var _InteractsWithResourceInformation2 = _interopRequireDefault(_InteractsWithResourceInformation); - -var _Paginatable = __webpack_require__(81); - -var _Paginatable2 = _interopRequireDefault(_Paginatable); - -var _PerformsSearches = __webpack_require__(83); - -var _PerformsSearches2 = _interopRequireDefault(_PerformsSearches); - -var _PerPageable = __webpack_require__(82); - -var _PerPageable2 = _interopRequireDefault(_PerPageable); - -var _PreventsFormAbandonment = __webpack_require__(84); - -var _PreventsFormAbandonment2 = _interopRequireDefault(_PreventsFormAbandonment); - -var _TogglesTrashed = __webpack_require__(85); - -var _TogglesTrashed2 = _interopRequireDefault(_TogglesTrashed); - -var _inflectorJs = __webpack_require__(89); - -var _inflectorJs2 = _interopRequireDefault(_inflectorJs); - -var _cardSizes = __webpack_require__(34); - -var _cardSizes2 = _interopRequireDefault(_cardSizes); - -var _capitalize = __webpack_require__(86); - -var _capitalize2 = _interopRequireDefault(_capitalize); - -var _minimum = __webpack_require__(87); - -var _minimum2 = _interopRequireDefault(_minimum); - -var _formBackendValidation = __webpack_require__(35); - -var _singularOrPlural = __webpack_require__(88); - -var _singularOrPlural2 = _interopRequireDefault(_singularOrPlural); - -var _propTypes = __webpack_require__(33); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -exports.BehavesAsPanel = _BehavesAsPanel2.default; -exports.Deletable = _Deletable2.default; -exports.Filterable = _Filterable2.default; -exports.FormField = _FormField2.default; -exports.HandlesValidationErrors = _HandlesValidationErrors2.default; -exports.HasCards = _HasCards2.default; -exports.InteractsWithDates = _InteractsWithDates2.default; -exports.InteractsWithQueryString = _InteractsWithQueryString2.default; -exports.InteractsWithResourceInformation = _InteractsWithResourceInformation2.default; -exports.Paginatable = _Paginatable2.default; -exports.PerformsSearches = _PerformsSearches2.default; -exports.PerPageable = _PerPageable2.default; -exports.PreventsFormAbandonment = _PreventsFormAbandonment2.default; -exports.TogglesTrashed = _TogglesTrashed2.default; -exports.Errors = _formBackendValidation.Errors; -exports.Inflector = _inflectorJs2.default; -exports.Capitalize = _capitalize2.default; -exports.Minimum = _minimum2.default; -exports.SingularOrPlural = _singularOrPlural2.default; -exports.CardSizes = _cardSizes2.default; -exports.mapProps = _propTypes.mapProps; - -// PropTypes - - -// Util -// Mixins - -/***/ }), -/* 42 */ -/***/ (function(module, exports, __webpack_require__) { - -module.exports = { "default": __webpack_require__(113), __esModule: true }; - -/***/ }), -/* 43 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -exports.__esModule = true; - -var _promise = __webpack_require__(42); - -var _promise2 = _interopRequireDefault(_promise); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -exports.default = function (fn) { - return function () { - var gen = fn.apply(this, arguments); - return new _promise2.default(function (resolve, reject) { - function step(key, arg) { - try { - var info = gen[key](arg); - var value = info.value; - } catch (error) { - reject(error); - return; - } - - if (info.done) { - resolve(value); - } else { - return _promise2.default.resolve(value).then(function (value) { - step("next", value); - }, function (err) { - step("throw", err); - }); - } - } - - return step("next"); - }); - }; -}; - -/***/ }), -/* 44 */ -/***/ (function(module, exports, __webpack_require__) { - -module.exports = __webpack_require__(200); - - -/***/ }), -/* 45 */ -/***/ (function(module, exports, __webpack_require__) { - -// getting tag from 19.1.3.6 Object.prototype.toString() -var cof = __webpack_require__(15); -var TAG = __webpack_require__(2)('toStringTag'); -// ES3 wrong here -var ARG = cof(function () { return arguments; }()) == 'Arguments'; - -// fallback for IE11 Script Access Denied error -var tryGet = function (it, key) { - try { - return it[key]; - } catch (e) { /* empty */ } -}; - -module.exports = function (it) { - var O, T, B; - return it === undefined ? 'Undefined' : it === null ? 'Null' - // @@toStringTag case - : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T - // builtinTag case - : ARG ? cof(O) - // ES3 arguments fallback - : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B; -}; - - -/***/ }), -/* 46 */ -/***/ (function(module, exports) { - -// IE 8- don't enum bug keys -module.exports = ( - 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf' -).split(','); - - -/***/ }), -/* 47 */ -/***/ (function(module, exports, __webpack_require__) { - -var document = __webpack_require__(1).document; -module.exports = document && document.documentElement; - - -/***/ }), -/* 48 */ -/***/ (function(module, exports, __webpack_require__) { - -// fallback for non-array-like ES3 and non-enumerable old V8 strings -var cof = __webpack_require__(15); -// eslint-disable-next-line no-prototype-builtins -module.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) { - return cof(it) == 'String' ? it.split('') : Object(it); -}; - - -/***/ }), -/* 49 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - -var LIBRARY = __webpack_require__(24); -var $export = __webpack_require__(6); -var redefine = __webpack_require__(134); -var hide = __webpack_require__(7); -var Iterators = __webpack_require__(10); -var $iterCreate = __webpack_require__(122); -var setToStringTag = __webpack_require__(26); -var getPrototypeOf = __webpack_require__(130); -var ITERATOR = __webpack_require__(2)('iterator'); -var BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next` -var FF_ITERATOR = '@@iterator'; -var KEYS = 'keys'; -var VALUES = 'values'; - -var returnThis = function () { return this; }; - -module.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) { - $iterCreate(Constructor, NAME, next); - var getMethod = function (kind) { - if (!BUGGY && kind in proto) return proto[kind]; - switch (kind) { - case KEYS: return function keys() { return new Constructor(this, kind); }; - case VALUES: return function values() { return new Constructor(this, kind); }; - } return function entries() { return new Constructor(this, kind); }; - }; - var TAG = NAME + ' Iterator'; - var DEF_VALUES = DEFAULT == VALUES; - var VALUES_BUG = false; - var proto = Base.prototype; - var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT]; - var $default = $native || getMethod(DEFAULT); - var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined; - var $anyNative = NAME == 'Array' ? proto.entries || $native : $native; - var methods, key, IteratorPrototype; - // Fix native - if ($anyNative) { - IteratorPrototype = getPrototypeOf($anyNative.call(new Base())); - if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) { - // Set @@toStringTag to native iterators - setToStringTag(IteratorPrototype, TAG, true); - // fix for some old engines - if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis); - } - } - // fix Array#{values, @@iterator}.name in V8 / FF - if (DEF_VALUES && $native && $native.name !== VALUES) { - VALUES_BUG = true; - $default = function values() { return $native.call(this); }; - } - // Define iterator - if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) { - hide(proto, ITERATOR, $default); - } - // Plug for library - Iterators[NAME] = $default; - Iterators[TAG] = returnThis; - if (DEFAULT) { - methods = { - values: DEF_VALUES ? $default : getMethod(VALUES), - keys: IS_SET ? $default : getMethod(KEYS), - entries: $entries - }; - if (FORCED) for (key in methods) { - if (!(key in proto)) redefine(proto, key, methods[key]); - } else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods); - } - return methods; -}; - - -/***/ }), -/* 50 */ -/***/ (function(module, exports, __webpack_require__) { - -// 19.1.2.14 / 15.2.3.14 Object.keys(O) -var $keys = __webpack_require__(131); -var enumBugKeys = __webpack_require__(46); - -module.exports = Object.keys || function keys(O) { - return $keys(O, enumBugKeys); -}; - - -/***/ }), -/* 51 */ -/***/ (function(module, exports) { - -module.exports = function (exec) { - try { - return { e: false, v: exec() }; - } catch (e) { - return { e: true, v: e }; - } -}; - - -/***/ }), -/* 52 */ -/***/ (function(module, exports, __webpack_require__) { - -var anObject = __webpack_require__(4); -var isObject = __webpack_require__(9); -var newPromiseCapability = __webpack_require__(25); - -module.exports = function (C, x) { - anObject(C); - if (isObject(x) && x.constructor === C) return x; - var promiseCapability = newPromiseCapability.f(C); - var resolve = promiseCapability.resolve; - resolve(x); - return promiseCapability.promise; -}; - - -/***/ }), -/* 53 */ -/***/ (function(module, exports) { - -module.exports = function (bitmap, value) { - return { - enumerable: !(bitmap & 1), - configurable: !(bitmap & 2), - writable: !(bitmap & 4), - value: value - }; -}; - - -/***/ }), -/* 54 */ -/***/ (function(module, exports, __webpack_require__) { - -var core = __webpack_require__(3); -var global = __webpack_require__(1); -var SHARED = '__core-js_shared__'; -var store = global[SHARED] || (global[SHARED] = {}); - -(module.exports = function (key, value) { - return store[key] || (store[key] = value !== undefined ? value : {}); -})('versions', []).push({ - version: core.version, - mode: __webpack_require__(24) ? 'pure' : 'global', - copyright: '© 2018 Denis Pushkarev (zloirock.ru)' -}); - - -/***/ }), -/* 55 */ -/***/ (function(module, exports, __webpack_require__) { - -// 7.3.20 SpeciesConstructor(O, defaultConstructor) -var anObject = __webpack_require__(4); -var aFunction = __webpack_require__(14); -var SPECIES = __webpack_require__(2)('species'); -module.exports = function (O, D) { - var C = anObject(O).constructor; - var S; - return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S); -}; - - -/***/ }), -/* 56 */ -/***/ (function(module, exports, __webpack_require__) { - -var ctx = __webpack_require__(16); -var invoke = __webpack_require__(119); -var html = __webpack_require__(47); -var cel = __webpack_require__(22); -var global = __webpack_require__(1); -var process = global.process; -var setTask = global.setImmediate; -var clearTask = global.clearImmediate; -var MessageChannel = global.MessageChannel; -var Dispatch = global.Dispatch; -var counter = 0; -var queue = {}; -var ONREADYSTATECHANGE = 'onreadystatechange'; -var defer, channel, port; -var run = function () { - var id = +this; - // eslint-disable-next-line no-prototype-builtins - if (queue.hasOwnProperty(id)) { - var fn = queue[id]; - delete queue[id]; - fn(); - } -}; -var listener = function (event) { - run.call(event.data); -}; -// Node.js 0.9+ & IE10+ has setImmediate, otherwise: -if (!setTask || !clearTask) { - setTask = function setImmediate(fn) { - var args = []; - var i = 1; - while (arguments.length > i) args.push(arguments[i++]); - queue[++counter] = function () { - // eslint-disable-next-line no-new-func - invoke(typeof fn == 'function' ? fn : Function(fn), args); - }; - defer(counter); - return counter; - }; - clearTask = function clearImmediate(id) { - delete queue[id]; - }; - // Node.js 0.8- - if (__webpack_require__(15)(process) == 'process') { - defer = function (id) { - process.nextTick(ctx(run, id, 1)); - }; - // Sphere (JS game engine) Dispatch API - } else if (Dispatch && Dispatch.now) { - defer = function (id) { - Dispatch.now(ctx(run, id, 1)); - }; - // Browsers with MessageChannel, includes WebWorkers - } else if (MessageChannel) { - channel = new MessageChannel(); - port = channel.port2; - channel.port1.onmessage = listener; - defer = ctx(port.postMessage, port, 1); - // Browsers with postMessage, skip WebWorkers - // IE8 has postMessage, but it's sync & typeof its postMessage is 'object' - } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) { - defer = function (id) { - global.postMessage(id + '', '*'); - }; - global.addEventListener('message', listener, false); - // IE8- - } else if (ONREADYSTATECHANGE in cel('script')) { - defer = function (id) { - html.appendChild(cel('script'))[ONREADYSTATECHANGE] = function () { - html.removeChild(this); - run.call(id); - }; - }; - // Rest old browsers - } else { - defer = function (id) { - setTimeout(ctx(run, id, 1), 0); - }; - } -} -module.exports = { - set: setTask, - clear: clearTask -}; - - -/***/ }), -/* 57 */ -/***/ (function(module, exports, __webpack_require__) { - -// 7.1.15 ToLength -var toInteger = __webpack_require__(28); -var min = Math.min; -module.exports = function (it) { - return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991 -}; - - -/***/ }), -/* 58 */ -/***/ (function(module, exports, __webpack_require__) { - -// 7.1.13 ToObject(argument) -var defined = __webpack_require__(21); -module.exports = function (it) { - return Object(defined(it)); -}; - - -/***/ }), -/* 59 */ -/***/ (function(module, exports) { - -var id = 0; -var px = Math.random(); -module.exports = function (key) { - return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36)); -}; - - -/***/ }), -/* 60 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -Object.defineProperty(exports, "__esModule", { - value: true -}); - -var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var Errors = function () { - /** - * Create a new Errors instance. - */ - function Errors() { - var errors = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - - _classCallCheck(this, Errors); - - this.record(errors); - } - - /** - * Get all the errors. - * - * @return {object} - */ - - - _createClass(Errors, [{ - key: "all", - value: function all() { - return this.errors; - } - - /** - * Determine if any errors exists for the given field or object. - * - * @param {string} field - */ - - }, { - key: "has", - value: function has(field) { - var hasError = this.errors.hasOwnProperty(field); - - if (!hasError) { - var errors = Object.keys(this.errors).filter(function (e) { - return e.startsWith(field + ".") || e.startsWith(field + "["); - }); - - hasError = errors.length > 0; - } - - return hasError; - } - }, { - key: "first", - value: function first(field) { - return this.get(field)[0]; - } - }, { - key: "get", - value: function get(field) { - return this.errors[field] || []; - } - - /** - * Determine if we have any errors. - */ - - }, { - key: "any", - value: function any() { - return Object.keys(this.errors).length > 0; - } - - /** - * Record the new errors. - * - * @param {object} errors - */ - - }, { - key: "record", - value: function record() { - var errors = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - - this.errors = errors; - } - - /** - * Clear a specific field, object or all error fields. - * - * @param {string|null} field - */ - - }, { - key: "clear", - value: function clear(field) { - if (!field) { - this.errors = {}; - - return; - } - - var errors = Object.assign({}, this.errors); - - Object.keys(errors).filter(function (e) { - return e === field || e.startsWith(field + ".") || e.startsWith(field + "["); - }).forEach(function (e) { - return delete errors[e]; - }); - - this.errors = errors; - } - }]); - - return Errors; -}(); - -exports.default = Errors; - -/***/ }), -/* 61 */ -/***/ (function(module, exports, __webpack_require__) { - -/* WEBPACK VAR INJECTION */(function(global) {/** Detect free variable `global` from Node.js. */ -var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; - -module.exports = freeGlobal; - -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(71))) - -/***/ }), -/* 62 */ -/***/ (function(module, exports) { - -/** Used to compose unicode character classes. */ -var rsAstralRange = '\\ud800-\\udfff', - rsComboMarksRange = '\\u0300-\\u036f', - reComboHalfMarksRange = '\\ufe20-\\ufe2f', - rsComboSymbolsRange = '\\u20d0-\\u20ff', - rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange, - rsVarRange = '\\ufe0e\\ufe0f'; - -/** Used to compose unicode capture groups. */ -var rsZWJ = '\\u200d'; - -/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */ -var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']'); - -/** - * Checks if `string` contains Unicode symbols. - * - * @private - * @param {string} string The string to inspect. - * @returns {boolean} Returns `true` if a symbol is found, else `false`. - */ -function hasUnicode(string) { - return reHasUnicode.test(string); -} - -module.exports = hasUnicode; - - -/***/ }), -/* 63 */ -/***/ (function(module, exports) { - -/** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; - -/** Used to detect unsigned integer values. */ -var reIsUint = /^(?:0|[1-9]\d*)$/; - -/** - * Checks if `value` is a valid array-like index. - * - * @private - * @param {*} value The value to check. - * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. - * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. - */ -function isIndex(value, length) { - var type = typeof value; - length = length == null ? MAX_SAFE_INTEGER : length; - - return !!length && - (type == 'number' || - (type != 'symbol' && reIsUint.test(value))) && - (value > -1 && value % 1 == 0 && value < length); -} - -module.exports = isIndex; - - -/***/ }), -/* 64 */ -/***/ (function(module, exports) { - -/** - * Performs a - * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) - * comparison between two values to determine if they are equivalent. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to compare. - * @param {*} other The other value to compare. - * @returns {boolean} Returns `true` if the values are equivalent, else `false`. - * @example - * - * var object = { 'a': 1 }; - * var other = { 'a': 1 }; - * - * _.eq(object, object); - * // => true - * - * _.eq(object, other); - * // => false - * - * _.eq('a', 'a'); - * // => true - * - * _.eq('a', Object('a')); - * // => false - * - * _.eq(NaN, NaN); - * // => true - */ -function eq(value, other) { - return value === other || (value !== value && other !== other); -} - -module.exports = eq; - - -/***/ }), -/* 65 */ -/***/ (function(module, exports) { - -/** - * This method returns the first argument it receives. - * - * @static - * @since 0.1.0 - * @memberOf _ - * @category Util - * @param {*} value Any value. - * @returns {*} Returns `value`. - * @example - * - * var object = { 'a': 1 }; - * - * console.log(_.identity(object) === object); - * // => true - */ -function identity(value) { - return value; -} - -module.exports = identity; - - -/***/ }), -/* 66 */ -/***/ (function(module, exports, __webpack_require__) { - -var isFunction = __webpack_require__(67), - isLength = __webpack_require__(68); - -/** - * Checks if `value` is array-like. A value is considered array-like if it's - * not a function and has a `value.length` that's an integer greater than or - * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is array-like, else `false`. - * @example - * - * _.isArrayLike([1, 2, 3]); - * // => true - * - * _.isArrayLike(document.body.children); - * // => true - * - * _.isArrayLike('abc'); - * // => true - * - * _.isArrayLike(_.noop); - * // => false - */ -function isArrayLike(value) { - return value != null && isLength(value.length) && !isFunction(value); -} - -module.exports = isArrayLike; - - -/***/ }), -/* 67 */ -/***/ (function(module, exports, __webpack_require__) { - -var baseGetTag = __webpack_require__(12), - isObject = __webpack_require__(8); - -/** `Object#toString` result references. */ -var asyncTag = '[object AsyncFunction]', - funcTag = '[object Function]', - genTag = '[object GeneratorFunction]', - proxyTag = '[object Proxy]'; - -/** - * Checks if `value` is classified as a `Function` object. - * - * @static - * @memberOf _ - * @since 0.1.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a function, else `false`. - * @example - * - * _.isFunction(_); - * // => true - * - * _.isFunction(/abc/); - * // => false - */ -function isFunction(value) { - if (!isObject(value)) { - return false; - } - // The use of `Object#toString` avoids issues with the `typeof` operator - // in Safari 9 which returns 'object' for typed arrays and other constructors. - var tag = baseGetTag(value); - return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag; -} - -module.exports = isFunction; - - -/***/ }), -/* 68 */ -/***/ (function(module, exports) { - -/** Used as references for various `Number` constants. */ -var MAX_SAFE_INTEGER = 9007199254740991; - -/** - * Checks if `value` is a valid array-like length. - * - * **Note:** This method is loosely based on - * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. - * @example - * - * _.isLength(3); - * // => true - * - * _.isLength(Number.MIN_VALUE); - * // => false - * - * _.isLength(Infinity); - * // => false - * - * _.isLength('3'); - * // => false - */ -function isLength(value) { - return typeof value == 'number' && - value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; -} - -module.exports = isLength; - - -/***/ }), -/* 69 */ -/***/ (function(module, exports, __webpack_require__) { - -var baseGetTag = __webpack_require__(12), - isObjectLike = __webpack_require__(13); - -/** `Object#toString` result references. */ -var symbolTag = '[object Symbol]'; - -/** - * Checks if `value` is classified as a `Symbol` primitive or object. - * - * @static - * @memberOf _ - * @since 4.0.0 - * @category Lang - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. - * @example - * - * _.isSymbol(Symbol.iterator); - * // => true - * - * _.isSymbol('abc'); - * // => false - */ -function isSymbol(value) { - return typeof value == 'symbol' || - (isObjectLike(value) && baseGetTag(value) == symbolTag); -} - -module.exports = isSymbol; - - -/***/ }), -/* 70 */ -/***/ (function(module, exports) { - -// shim for using process in browser -var process = module.exports = {}; - -// cached from whatever global is present so that test runners that stub it -// don't break things. But we need to wrap it in a try catch in case it is -// wrapped in strict mode code which doesn't define any globals. It's inside a -// function because try/catches deoptimize in certain engines. - -var cachedSetTimeout; -var cachedClearTimeout; - -function defaultSetTimout() { - throw new Error('setTimeout has not been defined'); -} -function defaultClearTimeout () { - throw new Error('clearTimeout has not been defined'); -} -(function () { - try { - if (typeof setTimeout === 'function') { - cachedSetTimeout = setTimeout; - } else { - cachedSetTimeout = defaultSetTimout; - } - } catch (e) { - cachedSetTimeout = defaultSetTimout; - } - try { - if (typeof clearTimeout === 'function') { - cachedClearTimeout = clearTimeout; - } else { - cachedClearTimeout = defaultClearTimeout; - } - } catch (e) { - cachedClearTimeout = defaultClearTimeout; - } -} ()) -function runTimeout(fun) { - if (cachedSetTimeout === setTimeout) { - //normal enviroments in sane situations - return setTimeout(fun, 0); - } - // if setTimeout wasn't available but was latter defined - if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) { - cachedSetTimeout = setTimeout; - return setTimeout(fun, 0); - } - try { - // when when somebody has screwed with setTimeout but no I.E. maddness - return cachedSetTimeout(fun, 0); - } catch(e){ - try { - // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally - return cachedSetTimeout.call(null, fun, 0); - } catch(e){ - // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error - return cachedSetTimeout.call(this, fun, 0); - } - } - - -} -function runClearTimeout(marker) { - if (cachedClearTimeout === clearTimeout) { - //normal enviroments in sane situations - return clearTimeout(marker); - } - // if clearTimeout wasn't available but was latter defined - if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) { - cachedClearTimeout = clearTimeout; - return clearTimeout(marker); - } - try { - // when when somebody has screwed with setTimeout but no I.E. maddness - return cachedClearTimeout(marker); - } catch (e){ - try { - // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally - return cachedClearTimeout.call(null, marker); - } catch (e){ - // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error. - // Some versions of I.E. have different rules for clearTimeout vs setTimeout - return cachedClearTimeout.call(this, marker); - } - } - - - -} -var queue = []; -var draining = false; -var currentQueue; -var queueIndex = -1; - -function cleanUpNextTick() { - if (!draining || !currentQueue) { - return; - } - draining = false; - if (currentQueue.length) { - queue = currentQueue.concat(queue); - } else { - queueIndex = -1; - } - if (queue.length) { - drainQueue(); - } -} - -function drainQueue() { - if (draining) { - return; - } - var timeout = runTimeout(cleanUpNextTick); - draining = true; - - var len = queue.length; - while(len) { - currentQueue = queue; - queue = []; - while (++queueIndex < len) { - if (currentQueue) { - currentQueue[queueIndex].run(); - } - } - queueIndex = -1; - len = queue.length; - } - currentQueue = null; - draining = false; - runClearTimeout(timeout); -} - -process.nextTick = function (fun) { - var args = new Array(arguments.length - 1); - if (arguments.length > 1) { - for (var i = 1; i < arguments.length; i++) { - args[i - 1] = arguments[i]; - } - } - queue.push(new Item(fun, args)); - if (queue.length === 1 && !draining) { - runTimeout(drainQueue); - } -}; - -// v8 likes predictible objects -function Item(fun, array) { - this.fun = fun; - this.array = array; -} -Item.prototype.run = function () { - this.fun.apply(null, this.array); -}; -process.title = 'browser'; -process.browser = true; -process.env = {}; -process.argv = []; -process.version = ''; // empty string to avoid regexp issues -process.versions = {}; - -function noop() {} - -process.on = noop; -process.addListener = noop; -process.once = noop; -process.off = noop; -process.removeListener = noop; -process.removeAllListeners = noop; -process.emit = noop; -process.prependListener = noop; -process.prependOnceListener = noop; - -process.listeners = function (name) { return [] } - -process.binding = function (name) { - throw new Error('process.binding is not supported'); -}; - -process.cwd = function () { return '/' }; -process.chdir = function (dir) { - throw new Error('process.chdir is not supported'); -}; -process.umask = function() { return 0; }; - - -/***/ }), -/* 71 */ -/***/ (function(module, exports) { - -var g; -// This works in non-strict mode -g = (function() { - return this; -})(); -try { - // This works if eval is allowed (see CSP) - g = g || Function("return this")() || (1,eval)("this"); -} catch(e) { - // This works if the window reference is available - if(typeof window === "object") - g = window; +/***/ }), +/* 33 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.mapProps = undefined; + +var _lodash = __webpack_require__(194); + +var _lodash2 = _interopRequireDefault(_lodash); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +var propTypes = { + showHelpText: { + type: Boolean, + default: false + }, + + shownViaNewRelationModal: { + type: Boolean, + default: false + }, + + resourceId: { type: [Number, String] }, + + resourceName: { type: String }, + + field: { + type: Object, + required: true + }, + + viaResource: { + type: String, + required: false + }, + + viaResourceId: { + type: [String, Number], + required: false + }, + + viaRelationship: { + type: String, + required: false + }, + + shouldOverrideMeta: { + type: Boolean, + default: false + } +}; + +function mapProps(attributes) { + return _lodash2.default.pick(propTypes, attributes); +} + +exports.mapProps = mapProps; + +/***/ }), +/* 34 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = ['1/2', '1/3', '2/3', '1/4', '3/4', '1/5', '2/5', '3/5', '4/5', '1/6', '5/6']; + +/***/ }), +/* 35 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _Form = __webpack_require__(150); + +Object.defineProperty(exports, 'default', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_Form).default; + } +}); +Object.defineProperty(exports, 'Form', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_Form).default; + } +}); + +var _Errors = __webpack_require__(60); + +Object.defineProperty(exports, 'Errors', { + enumerable: true, + get: function get() { + return _interopRequireDefault(_Errors).default; + } +}); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/***/ }), +/* 36 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; +/* WEBPACK VAR INJECTION */(function(process) { + +var utils = __webpack_require__(0); +var settle = __webpack_require__(97); +var buildURL = __webpack_require__(100); +var parseHeaders = __webpack_require__(106); +var isURLSameOrigin = __webpack_require__(104); +var createError = __webpack_require__(39); +var btoa = (typeof window !== 'undefined' && window.btoa && window.btoa.bind(window)) || __webpack_require__(99); + +module.exports = function xhrAdapter(config) { + return new Promise(function dispatchXhrRequest(resolve, reject) { + var requestData = config.data; + var requestHeaders = config.headers; + + if (utils.isFormData(requestData)) { + delete requestHeaders['Content-Type']; // Let the browser set it + } + + var request = new XMLHttpRequest(); + var loadEvent = 'onreadystatechange'; + var xDomain = false; + + // For IE 8/9 CORS support + // Only supports POST and GET calls and doesn't returns the response headers. + // DON'T do this for testing b/c XMLHttpRequest is mocked, not XDomainRequest. + if (process.env.NODE_ENV !== 'test' && + typeof window !== 'undefined' && + window.XDomainRequest && !('withCredentials' in request) && + !isURLSameOrigin(config.url)) { + request = new window.XDomainRequest(); + loadEvent = 'onload'; + xDomain = true; + request.onprogress = function handleProgress() {}; + request.ontimeout = function handleTimeout() {}; + } + + // HTTP basic authentication + if (config.auth) { + var username = config.auth.username || ''; + var password = config.auth.password || ''; + requestHeaders.Authorization = 'Basic ' + btoa(username + ':' + password); + } + + request.open(config.method.toUpperCase(), buildURL(config.url, config.params, config.paramsSerializer), true); + + // Set the request timeout in MS + request.timeout = config.timeout; + + // Listen for ready state + request[loadEvent] = function handleLoad() { + if (!request || (request.readyState !== 4 && !xDomain)) { + return; + } + + // The request errored out and we didn't get a response, this will be + // handled by onerror instead + // With one exception: request that using file: protocol, most browsers + // will return status as 0 even though it's a successful request + if (request.status === 0 && !(request.responseURL && request.responseURL.indexOf('file:') === 0)) { + return; + } + + // Prepare the response + var responseHeaders = 'getAllResponseHeaders' in request ? parseHeaders(request.getAllResponseHeaders()) : null; + var responseData = !config.responseType || config.responseType === 'text' ? request.responseText : request.response; + var response = { + data: responseData, + // IE sends 1223 instead of 204 (https://github.com/axios/axios/issues/201) + status: request.status === 1223 ? 204 : request.status, + statusText: request.status === 1223 ? 'No Content' : request.statusText, + headers: responseHeaders, + config: config, + request: request + }; + + settle(resolve, reject, response); + + // Clean up request + request = null; + }; + + // Handle low level network errors + request.onerror = function handleError() { + // Real errors are hidden from us by the browser + // onerror should only fire if it's a network error + reject(createError('Network Error', config, null, request)); + + // Clean up request + request = null; + }; + + // Handle timeout + request.ontimeout = function handleTimeout() { + reject(createError('timeout of ' + config.timeout + 'ms exceeded', config, 'ECONNABORTED', + request)); + + // Clean up request + request = null; + }; + + // Add xsrf header + // This is only done if running in a standard browser environment. + // Specifically not if we're in a web worker, or react-native. + if (utils.isStandardBrowserEnv()) { + var cookies = __webpack_require__(102); + + // Add xsrf header + var xsrfValue = (config.withCredentials || isURLSameOrigin(config.url)) && config.xsrfCookieName ? + cookies.read(config.xsrfCookieName) : + undefined; + + if (xsrfValue) { + requestHeaders[config.xsrfHeaderName] = xsrfValue; + } + } + + // Add headers to the request + if ('setRequestHeader' in request) { + utils.forEach(requestHeaders, function setRequestHeader(val, key) { + if (typeof requestData === 'undefined' && key.toLowerCase() === 'content-type') { + // Remove Content-Type if data is undefined + delete requestHeaders[key]; + } else { + // Otherwise add header to the request + request.setRequestHeader(key, val); + } + }); + } + + // Add withCredentials to request if needed + if (config.withCredentials) { + request.withCredentials = true; + } + + // Add responseType to request if needed + if (config.responseType) { + try { + request.responseType = config.responseType; + } catch (e) { + // Expected DOMException thrown by browsers not compatible XMLHttpRequest Level 2. + // But, this can be suppressed for 'json' type as it can be parsed by default 'transformResponse' function. + if (config.responseType !== 'json') { + throw e; + } + } + } + + // Handle progress if needed + if (typeof config.onDownloadProgress === 'function') { + request.addEventListener('progress', config.onDownloadProgress); + } + + // Not all browsers support upload events + if (typeof config.onUploadProgress === 'function' && request.upload) { + request.upload.addEventListener('progress', config.onUploadProgress); + } + + if (config.cancelToken) { + // Handle cancellation + config.cancelToken.promise.then(function onCanceled(cancel) { + if (!request) { + return; + } + + request.abort(); + reject(cancel); + // Clean up request + request = null; + }); + } + + if (requestData === undefined) { + requestData = null; + } + + // Send the request + request.send(requestData); + }); +}; + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(70))) + +/***/ }), +/* 37 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * A `Cancel` is an object that is thrown when an operation is canceled. + * + * @class + * @param {string=} message The message. + */ +function Cancel(message) { + this.message = message; +} + +Cancel.prototype.toString = function toString() { + return 'Cancel' + (this.message ? ': ' + this.message : ''); +}; + +Cancel.prototype.__CANCEL__ = true; + +module.exports = Cancel; + + +/***/ }), +/* 38 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +module.exports = function isCancel(value) { + return !!(value && value.__CANCEL__); +}; + + +/***/ }), +/* 39 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var enhanceError = __webpack_require__(96); + +/** + * Create an Error with the specified message, config, error code, request and response. + * + * @param {string} message The error message. + * @param {Object} config The config. + * @param {string} [code] The error code (for example, 'ECONNABORTED'). + * @param {Object} [request] The request. + * @param {Object} [response] The response. + * @returns {Error} The created error. + */ +module.exports = function createError(message, config, code, request, response) { + var error = new Error(message); + return enhanceError(error, config, code, request, response); +}; + + +/***/ }), +/* 40 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +module.exports = function bind(fn, thisArg) { + return function wrap() { + var args = new Array(arguments.length); + for (var i = 0; i < args.length; i++) { + args[i] = arguments[i]; + } + return fn.apply(thisArg, args); + }; +}; + + +/***/ }), +/* 41 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.mapProps = exports.CardSizes = exports.SingularOrPlural = exports.Minimum = exports.Capitalize = exports.Inflector = exports.Errors = exports.TogglesTrashed = exports.PreventsFormAbandonment = exports.PerPageable = exports.PerformsSearches = exports.Paginatable = exports.InteractsWithResourceInformation = exports.InteractsWithQueryString = exports.InteractsWithDates = exports.HasCards = exports.HandlesValidationErrors = exports.FormField = exports.Filterable = exports.Deletable = exports.BehavesAsPanel = undefined; + +var _BehavesAsPanel = __webpack_require__(72); + +var _BehavesAsPanel2 = _interopRequireDefault(_BehavesAsPanel); + +var _Deletable = __webpack_require__(73); + +var _Deletable2 = _interopRequireDefault(_Deletable); + +var _Filterable = __webpack_require__(74); + +var _Filterable2 = _interopRequireDefault(_Filterable); + +var _FormField = __webpack_require__(75); + +var _FormField2 = _interopRequireDefault(_FormField); + +var _HandlesValidationErrors = __webpack_require__(76); + +var _HandlesValidationErrors2 = _interopRequireDefault(_HandlesValidationErrors); + +var _HasCards = __webpack_require__(77); + +var _HasCards2 = _interopRequireDefault(_HasCards); + +var _InteractsWithDates = __webpack_require__(78); + +var _InteractsWithDates2 = _interopRequireDefault(_InteractsWithDates); + +var _InteractsWithQueryString = __webpack_require__(79); + +var _InteractsWithQueryString2 = _interopRequireDefault(_InteractsWithQueryString); + +var _InteractsWithResourceInformation = __webpack_require__(80); + +var _InteractsWithResourceInformation2 = _interopRequireDefault(_InteractsWithResourceInformation); + +var _Paginatable = __webpack_require__(81); + +var _Paginatable2 = _interopRequireDefault(_Paginatable); + +var _PerformsSearches = __webpack_require__(83); + +var _PerformsSearches2 = _interopRequireDefault(_PerformsSearches); + +var _PerPageable = __webpack_require__(82); + +var _PerPageable2 = _interopRequireDefault(_PerPageable); + +var _PreventsFormAbandonment = __webpack_require__(84); + +var _PreventsFormAbandonment2 = _interopRequireDefault(_PreventsFormAbandonment); + +var _TogglesTrashed = __webpack_require__(85); + +var _TogglesTrashed2 = _interopRequireDefault(_TogglesTrashed); + +var _inflectorJs = __webpack_require__(89); + +var _inflectorJs2 = _interopRequireDefault(_inflectorJs); + +var _cardSizes = __webpack_require__(34); + +var _cardSizes2 = _interopRequireDefault(_cardSizes); + +var _capitalize = __webpack_require__(86); + +var _capitalize2 = _interopRequireDefault(_capitalize); + +var _minimum = __webpack_require__(87); + +var _minimum2 = _interopRequireDefault(_minimum); + +var _formBackendValidation = __webpack_require__(35); + +var _singularOrPlural = __webpack_require__(88); + +var _singularOrPlural2 = _interopRequireDefault(_singularOrPlural); + +var _propTypes = __webpack_require__(33); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.BehavesAsPanel = _BehavesAsPanel2.default; +exports.Deletable = _Deletable2.default; +exports.Filterable = _Filterable2.default; +exports.FormField = _FormField2.default; +exports.HandlesValidationErrors = _HandlesValidationErrors2.default; +exports.HasCards = _HasCards2.default; +exports.InteractsWithDates = _InteractsWithDates2.default; +exports.InteractsWithQueryString = _InteractsWithQueryString2.default; +exports.InteractsWithResourceInformation = _InteractsWithResourceInformation2.default; +exports.Paginatable = _Paginatable2.default; +exports.PerformsSearches = _PerformsSearches2.default; +exports.PerPageable = _PerPageable2.default; +exports.PreventsFormAbandonment = _PreventsFormAbandonment2.default; +exports.TogglesTrashed = _TogglesTrashed2.default; +exports.Errors = _formBackendValidation.Errors; +exports.Inflector = _inflectorJs2.default; +exports.Capitalize = _capitalize2.default; +exports.Minimum = _minimum2.default; +exports.SingularOrPlural = _singularOrPlural2.default; +exports.CardSizes = _cardSizes2.default; +exports.mapProps = _propTypes.mapProps; + +// PropTypes + + +// Util +// Mixins + +/***/ }), +/* 42 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = { "default": __webpack_require__(113), __esModule: true }; + +/***/ }), +/* 43 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +exports.__esModule = true; + +var _promise = __webpack_require__(42); + +var _promise2 = _interopRequireDefault(_promise); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = function (fn) { + return function () { + var gen = fn.apply(this, arguments); + return new _promise2.default(function (resolve, reject) { + function step(key, arg) { + try { + var info = gen[key](arg); + var value = info.value; + } catch (error) { + reject(error); + return; + } + + if (info.done) { + resolve(value); + } else { + return _promise2.default.resolve(value).then(function (value) { + step("next", value); + }, function (err) { + step("throw", err); + }); + } + } + + return step("next"); + }); + }; +}; + +/***/ }), +/* 44 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = __webpack_require__(200); + + +/***/ }), +/* 45 */ +/***/ (function(module, exports, __webpack_require__) { + +// getting tag from 19.1.3.6 Object.prototype.toString() +var cof = __webpack_require__(15); +var TAG = __webpack_require__(2)('toStringTag'); +// ES3 wrong here +var ARG = cof(function () { return arguments; }()) == 'Arguments'; + +// fallback for IE11 Script Access Denied error +var tryGet = function (it, key) { + try { + return it[key]; + } catch (e) { /* empty */ } +}; + +module.exports = function (it) { + var O, T, B; + return it === undefined ? 'Undefined' : it === null ? 'Null' + // @@toStringTag case + : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T + // builtinTag case + : ARG ? cof(O) + // ES3 arguments fallback + : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B; +}; + + +/***/ }), +/* 46 */ +/***/ (function(module, exports) { + +// IE 8- don't enum bug keys +module.exports = ( + 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf' +).split(','); + + +/***/ }), +/* 47 */ +/***/ (function(module, exports, __webpack_require__) { + +var document = __webpack_require__(1).document; +module.exports = document && document.documentElement; + + +/***/ }), +/* 48 */ +/***/ (function(module, exports, __webpack_require__) { + +// fallback for non-array-like ES3 and non-enumerable old V8 strings +var cof = __webpack_require__(15); +// eslint-disable-next-line no-prototype-builtins +module.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) { + return cof(it) == 'String' ? it.split('') : Object(it); +}; + + +/***/ }), +/* 49 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var LIBRARY = __webpack_require__(24); +var $export = __webpack_require__(6); +var redefine = __webpack_require__(134); +var hide = __webpack_require__(7); +var Iterators = __webpack_require__(10); +var $iterCreate = __webpack_require__(122); +var setToStringTag = __webpack_require__(26); +var getPrototypeOf = __webpack_require__(130); +var ITERATOR = __webpack_require__(2)('iterator'); +var BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next` +var FF_ITERATOR = '@@iterator'; +var KEYS = 'keys'; +var VALUES = 'values'; + +var returnThis = function () { return this; }; + +module.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) { + $iterCreate(Constructor, NAME, next); + var getMethod = function (kind) { + if (!BUGGY && kind in proto) return proto[kind]; + switch (kind) { + case KEYS: return function keys() { return new Constructor(this, kind); }; + case VALUES: return function values() { return new Constructor(this, kind); }; + } return function entries() { return new Constructor(this, kind); }; + }; + var TAG = NAME + ' Iterator'; + var DEF_VALUES = DEFAULT == VALUES; + var VALUES_BUG = false; + var proto = Base.prototype; + var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT]; + var $default = $native || getMethod(DEFAULT); + var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined; + var $anyNative = NAME == 'Array' ? proto.entries || $native : $native; + var methods, key, IteratorPrototype; + // Fix native + if ($anyNative) { + IteratorPrototype = getPrototypeOf($anyNative.call(new Base())); + if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) { + // Set @@toStringTag to native iterators + setToStringTag(IteratorPrototype, TAG, true); + // fix for some old engines + if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis); + } + } + // fix Array#{values, @@iterator}.name in V8 / FF + if (DEF_VALUES && $native && $native.name !== VALUES) { + VALUES_BUG = true; + $default = function values() { return $native.call(this); }; + } + // Define iterator + if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) { + hide(proto, ITERATOR, $default); + } + // Plug for library + Iterators[NAME] = $default; + Iterators[TAG] = returnThis; + if (DEFAULT) { + methods = { + values: DEF_VALUES ? $default : getMethod(VALUES), + keys: IS_SET ? $default : getMethod(KEYS), + entries: $entries + }; + if (FORCED) for (key in methods) { + if (!(key in proto)) redefine(proto, key, methods[key]); + } else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods); + } + return methods; +}; + + +/***/ }), +/* 50 */ +/***/ (function(module, exports, __webpack_require__) { + +// 19.1.2.14 / 15.2.3.14 Object.keys(O) +var $keys = __webpack_require__(131); +var enumBugKeys = __webpack_require__(46); + +module.exports = Object.keys || function keys(O) { + return $keys(O, enumBugKeys); +}; + + +/***/ }), +/* 51 */ +/***/ (function(module, exports) { + +module.exports = function (exec) { + try { + return { e: false, v: exec() }; + } catch (e) { + return { e: true, v: e }; + } +}; + + +/***/ }), +/* 52 */ +/***/ (function(module, exports, __webpack_require__) { + +var anObject = __webpack_require__(4); +var isObject = __webpack_require__(9); +var newPromiseCapability = __webpack_require__(25); + +module.exports = function (C, x) { + anObject(C); + if (isObject(x) && x.constructor === C) return x; + var promiseCapability = newPromiseCapability.f(C); + var resolve = promiseCapability.resolve; + resolve(x); + return promiseCapability.promise; +}; + + +/***/ }), +/* 53 */ +/***/ (function(module, exports) { + +module.exports = function (bitmap, value) { + return { + enumerable: !(bitmap & 1), + configurable: !(bitmap & 2), + writable: !(bitmap & 4), + value: value + }; +}; + + +/***/ }), +/* 54 */ +/***/ (function(module, exports, __webpack_require__) { + +var core = __webpack_require__(3); +var global = __webpack_require__(1); +var SHARED = '__core-js_shared__'; +var store = global[SHARED] || (global[SHARED] = {}); + +(module.exports = function (key, value) { + return store[key] || (store[key] = value !== undefined ? value : {}); +})('versions', []).push({ + version: core.version, + mode: __webpack_require__(24) ? 'pure' : 'global', + copyright: '© 2018 Denis Pushkarev (zloirock.ru)' +}); + + +/***/ }), +/* 55 */ +/***/ (function(module, exports, __webpack_require__) { + +// 7.3.20 SpeciesConstructor(O, defaultConstructor) +var anObject = __webpack_require__(4); +var aFunction = __webpack_require__(14); +var SPECIES = __webpack_require__(2)('species'); +module.exports = function (O, D) { + var C = anObject(O).constructor; + var S; + return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S); +}; + + +/***/ }), +/* 56 */ +/***/ (function(module, exports, __webpack_require__) { + +var ctx = __webpack_require__(16); +var invoke = __webpack_require__(119); +var html = __webpack_require__(47); +var cel = __webpack_require__(22); +var global = __webpack_require__(1); +var process = global.process; +var setTask = global.setImmediate; +var clearTask = global.clearImmediate; +var MessageChannel = global.MessageChannel; +var Dispatch = global.Dispatch; +var counter = 0; +var queue = {}; +var ONREADYSTATECHANGE = 'onreadystatechange'; +var defer, channel, port; +var run = function () { + var id = +this; + // eslint-disable-next-line no-prototype-builtins + if (queue.hasOwnProperty(id)) { + var fn = queue[id]; + delete queue[id]; + fn(); + } +}; +var listener = function (event) { + run.call(event.data); +}; +// Node.js 0.9+ & IE10+ has setImmediate, otherwise: +if (!setTask || !clearTask) { + setTask = function setImmediate(fn) { + var args = []; + var i = 1; + while (arguments.length > i) args.push(arguments[i++]); + queue[++counter] = function () { + // eslint-disable-next-line no-new-func + invoke(typeof fn == 'function' ? fn : Function(fn), args); + }; + defer(counter); + return counter; + }; + clearTask = function clearImmediate(id) { + delete queue[id]; + }; + // Node.js 0.8- + if (__webpack_require__(15)(process) == 'process') { + defer = function (id) { + process.nextTick(ctx(run, id, 1)); + }; + // Sphere (JS game engine) Dispatch API + } else if (Dispatch && Dispatch.now) { + defer = function (id) { + Dispatch.now(ctx(run, id, 1)); + }; + // Browsers with MessageChannel, includes WebWorkers + } else if (MessageChannel) { + channel = new MessageChannel(); + port = channel.port2; + channel.port1.onmessage = listener; + defer = ctx(port.postMessage, port, 1); + // Browsers with postMessage, skip WebWorkers + // IE8 has postMessage, but it's sync & typeof its postMessage is 'object' + } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) { + defer = function (id) { + global.postMessage(id + '', '*'); + }; + global.addEventListener('message', listener, false); + // IE8- + } else if (ONREADYSTATECHANGE in cel('script')) { + defer = function (id) { + html.appendChild(cel('script'))[ONREADYSTATECHANGE] = function () { + html.removeChild(this); + run.call(id); + }; + }; + // Rest old browsers + } else { + defer = function (id) { + setTimeout(ctx(run, id, 1), 0); + }; + } +} +module.exports = { + set: setTask, + clear: clearTask +}; + + +/***/ }), +/* 57 */ +/***/ (function(module, exports, __webpack_require__) { + +// 7.1.15 ToLength +var toInteger = __webpack_require__(28); +var min = Math.min; +module.exports = function (it) { + return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991 +}; + + +/***/ }), +/* 58 */ +/***/ (function(module, exports, __webpack_require__) { + +// 7.1.13 ToObject(argument) +var defined = __webpack_require__(21); +module.exports = function (it) { + return Object(defined(it)); +}; + + +/***/ }), +/* 59 */ +/***/ (function(module, exports) { + +var id = 0; +var px = Math.random(); +module.exports = function (key) { + return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36)); +}; + + +/***/ }), +/* 60 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +var Errors = function () { + /** + * Create a new Errors instance. + */ + function Errors() { + var errors = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + _classCallCheck(this, Errors); + + this.record(errors); + } + + /** + * Get all the errors. + * + * @return {object} + */ + + + _createClass(Errors, [{ + key: "all", + value: function all() { + return this.errors; + } + + /** + * Determine if any errors exists for the given field or object. + * + * @param {string} field + */ + + }, { + key: "has", + value: function has(field) { + var hasError = this.errors.hasOwnProperty(field); + + if (!hasError) { + var errors = Object.keys(this.errors).filter(function (e) { + return e.startsWith(field + ".") || e.startsWith(field + "["); + }); + + hasError = errors.length > 0; + } + + return hasError; + } + }, { + key: "first", + value: function first(field) { + return this.get(field)[0]; + } + }, { + key: "get", + value: function get(field) { + return this.errors[field] || []; + } + + /** + * Determine if we have any errors. + */ + + }, { + key: "any", + value: function any() { + return Object.keys(this.errors).length > 0; + } + + /** + * Record the new errors. + * + * @param {object} errors + */ + + }, { + key: "record", + value: function record() { + var errors = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + this.errors = errors; + } + + /** + * Clear a specific field, object or all error fields. + * + * @param {string|null} field + */ + + }, { + key: "clear", + value: function clear(field) { + if (!field) { + this.errors = {}; + + return; + } + + var errors = Object.assign({}, this.errors); + + Object.keys(errors).filter(function (e) { + return e === field || e.startsWith(field + ".") || e.startsWith(field + "["); + }).forEach(function (e) { + return delete errors[e]; + }); + + this.errors = errors; + } + }]); + + return Errors; +}(); + +exports.default = Errors; + +/***/ }), +/* 61 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(global) {/** Detect free variable `global` from Node.js. */ +var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + +module.exports = freeGlobal; + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(71))) + +/***/ }), +/* 62 */ +/***/ (function(module, exports) { + +/** Used to compose unicode character classes. */ +var rsAstralRange = '\\ud800-\\udfff', + rsComboMarksRange = '\\u0300-\\u036f', + reComboHalfMarksRange = '\\ufe20-\\ufe2f', + rsComboSymbolsRange = '\\u20d0-\\u20ff', + rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange, + rsVarRange = '\\ufe0e\\ufe0f'; + +/** Used to compose unicode capture groups. */ +var rsZWJ = '\\u200d'; + +/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */ +var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']'); + +/** + * Checks if `string` contains Unicode symbols. + * + * @private + * @param {string} string The string to inspect. + * @returns {boolean} Returns `true` if a symbol is found, else `false`. + */ +function hasUnicode(string) { + return reHasUnicode.test(string); +} + +module.exports = hasUnicode; + + +/***/ }), +/* 63 */ +/***/ (function(module, exports) { + +/** Used as references for various `Number` constants. */ +var MAX_SAFE_INTEGER = 9007199254740991; + +/** Used to detect unsigned integer values. */ +var reIsUint = /^(?:0|[1-9]\d*)$/; + +/** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ +function isIndex(value, length) { + var type = typeof value; + length = length == null ? MAX_SAFE_INTEGER : length; + + return !!length && + (type == 'number' || + (type != 'symbol' && reIsUint.test(value))) && + (value > -1 && value % 1 == 0 && value < length); +} + +module.exports = isIndex; + + +/***/ }), +/* 64 */ +/***/ (function(module, exports) { + +/** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ +function eq(value, other) { + return value === other || (value !== value && other !== other); +} + +module.exports = eq; + + +/***/ }), +/* 65 */ +/***/ (function(module, exports) { + +/** + * This method returns the first argument it receives. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Util + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'a': 1 }; + * + * console.log(_.identity(object) === object); + * // => true + */ +function identity(value) { + return value; +} + +module.exports = identity; + + +/***/ }), +/* 66 */ +/***/ (function(module, exports, __webpack_require__) { + +var isFunction = __webpack_require__(67), + isLength = __webpack_require__(68); + +/** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ +function isArrayLike(value) { + return value != null && isLength(value.length) && !isFunction(value); +} + +module.exports = isArrayLike; + + +/***/ }), +/* 67 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseGetTag = __webpack_require__(12), + isObject = __webpack_require__(8); + +/** `Object#toString` result references. */ +var asyncTag = '[object AsyncFunction]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + proxyTag = '[object Proxy]'; + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + if (!isObject(value)) { + return false; + } + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 9 which returns 'object' for typed arrays and other constructors. + var tag = baseGetTag(value); + return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag; +} + +module.exports = isFunction; + + +/***/ }), +/* 68 */ +/***/ (function(module, exports) { + +/** Used as references for various `Number` constants. */ +var MAX_SAFE_INTEGER = 9007199254740991; + +/** + * Checks if `value` is a valid array-like length. + * + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ +function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; +} + +module.exports = isLength; + + +/***/ }), +/* 69 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseGetTag = __webpack_require__(12), + isObjectLike = __webpack_require__(13); + +/** `Object#toString` result references. */ +var symbolTag = '[object Symbol]'; + +/** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ +function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && baseGetTag(value) == symbolTag); +} + +module.exports = isSymbol; + + +/***/ }), +/* 70 */ +/***/ (function(module, exports) { + +// shim for using process in browser +var process = module.exports = {}; + +// cached from whatever global is present so that test runners that stub it +// don't break things. But we need to wrap it in a try catch in case it is +// wrapped in strict mode code which doesn't define any globals. It's inside a +// function because try/catches deoptimize in certain engines. + +var cachedSetTimeout; +var cachedClearTimeout; + +function defaultSetTimout() { + throw new Error('setTimeout has not been defined'); +} +function defaultClearTimeout () { + throw new Error('clearTimeout has not been defined'); +} +(function () { + try { + if (typeof setTimeout === 'function') { + cachedSetTimeout = setTimeout; + } else { + cachedSetTimeout = defaultSetTimout; + } + } catch (e) { + cachedSetTimeout = defaultSetTimout; + } + try { + if (typeof clearTimeout === 'function') { + cachedClearTimeout = clearTimeout; + } else { + cachedClearTimeout = defaultClearTimeout; + } + } catch (e) { + cachedClearTimeout = defaultClearTimeout; + } +} ()) +function runTimeout(fun) { + if (cachedSetTimeout === setTimeout) { + //normal enviroments in sane situations + return setTimeout(fun, 0); + } + // if setTimeout wasn't available but was latter defined + if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) { + cachedSetTimeout = setTimeout; + return setTimeout(fun, 0); + } + try { + // when when somebody has screwed with setTimeout but no I.E. maddness + return cachedSetTimeout(fun, 0); + } catch(e){ + try { + // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally + return cachedSetTimeout.call(null, fun, 0); + } catch(e){ + // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error + return cachedSetTimeout.call(this, fun, 0); + } + } + + +} +function runClearTimeout(marker) { + if (cachedClearTimeout === clearTimeout) { + //normal enviroments in sane situations + return clearTimeout(marker); + } + // if clearTimeout wasn't available but was latter defined + if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) { + cachedClearTimeout = clearTimeout; + return clearTimeout(marker); + } + try { + // when when somebody has screwed with setTimeout but no I.E. maddness + return cachedClearTimeout(marker); + } catch (e){ + try { + // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally + return cachedClearTimeout.call(null, marker); + } catch (e){ + // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error. + // Some versions of I.E. have different rules for clearTimeout vs setTimeout + return cachedClearTimeout.call(this, marker); + } + } + + + +} +var queue = []; +var draining = false; +var currentQueue; +var queueIndex = -1; + +function cleanUpNextTick() { + if (!draining || !currentQueue) { + return; + } + draining = false; + if (currentQueue.length) { + queue = currentQueue.concat(queue); + } else { + queueIndex = -1; + } + if (queue.length) { + drainQueue(); + } +} + +function drainQueue() { + if (draining) { + return; + } + var timeout = runTimeout(cleanUpNextTick); + draining = true; + + var len = queue.length; + while(len) { + currentQueue = queue; + queue = []; + while (++queueIndex < len) { + if (currentQueue) { + currentQueue[queueIndex].run(); + } + } + queueIndex = -1; + len = queue.length; + } + currentQueue = null; + draining = false; + runClearTimeout(timeout); +} + +process.nextTick = function (fun) { + var args = new Array(arguments.length - 1); + if (arguments.length > 1) { + for (var i = 1; i < arguments.length; i++) { + args[i - 1] = arguments[i]; + } + } + queue.push(new Item(fun, args)); + if (queue.length === 1 && !draining) { + runTimeout(drainQueue); + } +}; + +// v8 likes predictible objects +function Item(fun, array) { + this.fun = fun; + this.array = array; +} +Item.prototype.run = function () { + this.fun.apply(null, this.array); +}; +process.title = 'browser'; +process.browser = true; +process.env = {}; +process.argv = []; +process.version = ''; // empty string to avoid regexp issues +process.versions = {}; + +function noop() {} + +process.on = noop; +process.addListener = noop; +process.once = noop; +process.off = noop; +process.removeListener = noop; +process.removeAllListeners = noop; +process.emit = noop; +process.prependListener = noop; +process.prependOnceListener = noop; + +process.listeners = function (name) { return [] } + +process.binding = function (name) { + throw new Error('process.binding is not supported'); +}; + +process.cwd = function () { return '/' }; +process.chdir = function (dir) { + throw new Error('process.chdir is not supported'); +}; +process.umask = function() { return 0; }; + + +/***/ }), +/* 71 */ +/***/ (function(module, exports) { + +var g; + +// This works in non-strict mode +g = (function() { + return this; +})(); + +try { + // This works if eval is allowed (see CSP) + g = g || Function("return this")() || (1,eval)("this"); +} catch(e) { + // This works if the window reference is available + if(typeof window === "object") + g = window; +} + +// g can still be undefined, but nothing to do about it... +// We return undefined, instead of nothing here, so it's +// easier to handle this case. if(!global) { ...} + +module.exports = g; + + +/***/ }), +/* 72 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = { + props: ['resourceName', 'resourceId', 'resource', 'panel'], + + methods: { + /** + * Handle the actionExecuted event and pass it up the chain. + */ + actionExecuted: function actionExecuted() { + this.$emit('actionExecuted'); + } + } +}; + +/***/ }), +/* 73 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _extends2 = __webpack_require__(110); + +var _extends3 = _interopRequireDefault(_extends2); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + methods: { + /** + * Open the delete menu modal. + */ + openDeleteModal: function openDeleteModal() { + this.deleteModalOpen = true; + }, + + + /** + * Delete the given resources. + */ + deleteResources: function deleteResources(resources) { + var _this = this; + + var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; + + if (this.viaManyToMany) { + return this.detachResources(resources); + } + + return Nova.request({ + url: '/nova-api/' + this.resourceName, + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: mapResources(resources) }) + }).then(callback ? callback : function () { + _this.deleteModalOpen = false; + _this.getResources(); + }).then(function () { + Nova.$emit('resources-deleted'); + }); + }, + + + /** + * Delete the selected resources. + */ + deleteSelectedResources: function deleteSelectedResources() { + this.deleteResources(this.selectedResources); + }, + + + /** + * Delete all of the matching resources. + */ + deleteAllMatchingResources: function deleteAllMatchingResources() { + var _this2 = this; + + if (this.viaManyToMany) { + return this.detachAllMatchingResources(); + } + + return Nova.request({ + url: this.deleteAllMatchingResourcesEndpoint, + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: 'all' }) + }).then(function () { + _this2.deleteModalOpen = false; + _this2.getResources(); + }).then(function () { + Nova.$emit('resources-deleted'); + }); + }, + + + /** + * Detach the given resources. + */ + detachResources: function detachResources(resources) { + var _this3 = this; + + return Nova.request({ + url: '/nova-api/' + this.resourceName + '/detach', + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: mapResources(resources) }, { pivots: mapPivots(resources) }) + }).then(function () { + _this3.deleteModalOpen = false; + _this3.getResources(); + }).then(function () { + Nova.$emit('resources-detached'); + }); + }, + + + /** + * Detach all of the matching resources. + */ + detachAllMatchingResources: function detachAllMatchingResources() { + var _this4 = this; + + return Nova.request({ + url: '/nova-api/' + this.resourceName + '/detach', + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: 'all' }) + }).then(function () { + _this4.deleteModalOpen = false; + _this4.getResources(); + }).then(function () { + Nova.$emit('resources-detached'); + }); + }, + + + /** + * Force delete the given resources. + */ + forceDeleteResources: function forceDeleteResources(resources) { + var _this5 = this; + + var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; + + return Nova.request({ + url: '/nova-api/' + this.resourceName + '/force', + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: mapResources(resources) }) + }).then(callback ? callback : function () { + _this5.deleteModalOpen = false; + + _this5.getResources(); + }).then(function () { + Nova.$emit('resources-deleted'); + }); + }, + + + /** + * Force delete the selected resources. + */ + forceDeleteSelectedResources: function forceDeleteSelectedResources() { + this.forceDeleteResources(this.selectedResources); + }, + + + /** + * Force delete all of the matching resources. + */ + forceDeleteAllMatchingResources: function forceDeleteAllMatchingResources() { + var _this6 = this; + + return Nova.request({ + url: this.forceDeleteSelectedResourcesEndpoint, + method: 'delete', + params: (0, _extends3.default)({}, this.queryString, { resources: 'all' }) + }).then(function () { + _this6.deleteModalOpen = false; + _this6.getResources(); + }).then(function () { + Nova.$emit('resources-deleted'); + }); + }, + + + /** + * Restore the given resources. + */ + restoreResources: function restoreResources(resources) { + var _this7 = this; + + var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; + + return Nova.request({ + url: '/nova-api/' + this.resourceName + '/restore', + method: 'put', + params: (0, _extends3.default)({}, this.queryString, { resources: mapResources(resources) }) + }).then(callback ? callback : function () { + _this7.restoreModalOpen = false; + + _this7.getResources(); + }).then(function () { + Nova.$emit('resources-restored'); + }); + }, + + + /** + * Restore the selected resources. + */ + restoreSelectedResources: function restoreSelectedResources() { + this.restoreResources(this.selectedResources); + }, + + + /** + * Restore all of the matching resources. + */ + restoreAllMatchingResources: function restoreAllMatchingResources() { + var _this8 = this; + + return Nova.request({ + url: this.restoreAllMatchingResourcesEndpoint, + method: 'put', + params: (0, _extends3.default)({}, this.queryString, { resources: 'all' }) + }).then(function () { + _this8.restoreModalOpen = false; + _this8.getResources(); + }).then(function () { + Nova.$emit('resources-restored'); + }); + } + }, + + computed: { + /** + * Get the delete all matching resources endpoint. + */ + deleteAllMatchingResourcesEndpoint: function deleteAllMatchingResourcesEndpoint() { + if (this.lens) { + return '/nova-api/' + this.resourceName + '/lens/' + this.lens; + } + + return '/nova-api/' + this.resourceName; + }, + + + /** + * Get the force delete all of the matching resources endpoint. + */ + forceDeleteSelectedResourcesEndpoint: function forceDeleteSelectedResourcesEndpoint() { + if (this.lens) { + return '/nova-api/' + this.resourceName + '/lens/' + this.lens + '/force'; + } + + return '/nova-api/' + this.resourceName + '/force'; + }, + + + /** + * Get the restore all of the matching resources endpoint. + */ + restoreAllMatchingResourcesEndpoint: function restoreAllMatchingResourcesEndpoint() { + if (this.lens) { + return '/nova-api/' + this.resourceName + '/lens/' + this.lens + '/restore'; + } + + return '/nova-api/' + this.resourceName + '/restore'; + }, + + + /** + * Get the query string for a deletable resource request. + */ + queryString: function queryString() { + return { + search: this.currentSearch, + filters: this.encodedFilters, + trashed: this.currentTrashed, + viaResource: this.viaResource, + viaResourceId: this.viaResourceId, + viaRelationship: this.viaRelationship + }; + } + } +}; + + +function mapResources(resources) { + return _.map(resources, function (resource) { + return resource.id.value; + }); +} + +function mapPivots(resources) { + return _.filter(_.map(resources, function (resource) { + return resource.id.pivotValue; + })); +} + +/***/ }), +/* 74 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _regenerator = __webpack_require__(44); + +var _regenerator2 = _interopRequireDefault(_regenerator); + +var _defineProperty2 = __webpack_require__(20); + +var _defineProperty3 = _interopRequireDefault(_defineProperty2); + +var _asyncToGenerator2 = __webpack_require__(43); + +var _asyncToGenerator3 = _interopRequireDefault(_asyncToGenerator2); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + methods: { + /** + * Clear filters and reset the resource table + */ + clearSelectedFilters: function () { + var _ref = (0, _asyncToGenerator3.default)( /*#__PURE__*/_regenerator2.default.mark(function _callee(lens) { + var _updateQueryString; + + return _regenerator2.default.wrap(function _callee$(_context) { + while (1) { + switch (_context.prev = _context.next) { + case 0: + if (!lens) { + _context.next = 5; + break; + } + + _context.next = 3; + return this.$store.dispatch(this.resourceName + '/resetFilterState', { + resourceName: this.resourceName, + lens: lens + }); + + case 3: + _context.next = 7; + break; + + case 5: + _context.next = 7; + return this.$store.dispatch(this.resourceName + '/resetFilterState', { + resourceName: this.resourceName + }); + + case 7: + + this.updateQueryString((_updateQueryString = {}, (0, _defineProperty3.default)(_updateQueryString, this.pageParameter, 1), (0, _defineProperty3.default)(_updateQueryString, this.filterParameter, ''), _updateQueryString)); + + case 8: + case 'end': + return _context.stop(); + } + } + }, _callee, this); + })); + + function clearSelectedFilters(_x) { + return _ref.apply(this, arguments); + } + + return clearSelectedFilters; + }(), + + + /** + * Handle a filter state change. + */ + filterChanged: function filterChanged() { + var _updateQueryString2; + + this.updateQueryString((_updateQueryString2 = {}, (0, _defineProperty3.default)(_updateQueryString2, this.pageParameter, 1), (0, _defineProperty3.default)(_updateQueryString2, this.filterParameter, this.$store.getters[this.resourceName + '/currentEncodedFilters']), _updateQueryString2)); + }, + + + /** + * Set up filters for the current view + */ + initializeFilters: function () { + var _ref2 = (0, _asyncToGenerator3.default)( /*#__PURE__*/_regenerator2.default.mark(function _callee2(lens) { + return _regenerator2.default.wrap(function _callee2$(_context2) { + while (1) { + switch (_context2.prev = _context2.next) { + case 0: + // Clear out the filters from the store first + this.$store.commit(this.resourceName + '/clearFilters'); + + _context2.next = 3; + return this.$store.dispatch(this.resourceName + '/fetchFilters', { + resourceName: this.resourceName, + viaResource: this.viaResource, + viaResourceId: this.viaResourceId, + viaRelationship: this.viaRelationship, + lens: lens + }); + + case 3: + _context2.next = 5; + return this.initializeState(lens); + + case 5: + case 'end': + return _context2.stop(); + } + } + }, _callee2, this); + })); + + function initializeFilters(_x2) { + return _ref2.apply(this, arguments); + } + + return initializeFilters; + }(), + + + /** + * Initialize the filter state + */ + initializeState: function () { + var _ref3 = (0, _asyncToGenerator3.default)( /*#__PURE__*/_regenerator2.default.mark(function _callee3(lens) { + return _regenerator2.default.wrap(function _callee3$(_context3) { + while (1) { + switch (_context3.prev = _context3.next) { + case 0: + if (!this.initialEncodedFilters) { + _context3.next = 5; + break; + } + + _context3.next = 3; + return this.$store.dispatch(this.resourceName + '/initializeCurrentFilterValuesFromQueryString', this.initialEncodedFilters); + + case 3: + _context3.next = 7; + break; + + case 5: + _context3.next = 7; + return this.$store.dispatch(this.resourceName + '/resetFilterState', { + resourceName: this.resourceName, + lens: lens + }); + + case 7: + case 'end': + return _context3.stop(); + } + } + }, _callee3, this); + })); + + function initializeState(_x3) { + return _ref3.apply(this, arguments); + } + + return initializeState; + }() + }, + + computed: { + /** + * Get the name of the filter query string variable. + */ + filterParameter: function filterParameter() { + return this.resourceName + '_filter'; + } + } +}; + +/***/ }), +/* 75 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _propTypes = __webpack_require__(33); + +exports.default = { + props: (0, _propTypes.mapProps)(['shownViaNewRelationModal', 'field', 'viaResource', 'viaResourceId', 'viaRelationship', 'resourceName', 'showHelpText']), + + data: function data() { + return { + value: '' + }; + }, + + mounted: function mounted() { + var _this = this; + + this.setInitialValue(); + + // Add a default fill method for the field + this.field.fill = this.fill; + + // Register a global event for setting the field's value + Nova.$on(this.field.attribute + '-value', function (value) { + _this.value = value; + }); + }, + destroyed: function destroyed() { + Nova.$off(this.field.attribute + '-value'); + }, + + + methods: { + /* + * Set the initial value for the field + */ + setInitialValue: function setInitialValue() { + this.value = !(this.field.value === undefined || this.field.value === null) ? this.field.value : ''; + }, + + + /** + * Provide a function that fills a passed FormData object with the + * field's internal value attribute + */ + fill: function fill(formData) { + formData.append(this.field.attribute, String(this.value)); + }, + + + /** + * Update the field's internal value + */ + handleChange: function handleChange(event) { + this.value = event.target.value; + + if (this.field) { + Nova.$emit(this.field.attribute + '-change', this.value); + } + } + }, + + computed: { + /** + * Determine if the field is in readonly mode + */ + isReadonly: function isReadonly() { + return this.field.readonly || _.get(this.field, 'extraAttributes.readonly'); + } + } +}; + +/***/ }), +/* 76 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _formBackendValidation = __webpack_require__(35); + +exports.default = { + props: { + errors: { + default: function _default() { + return new _formBackendValidation.Errors(); + } + } + }, + + data: function data() { + return { + errorClass: 'border-danger' + }; + }, + + computed: { + errorClasses: function errorClasses() { + return this.hasError ? [this.errorClass] : []; + }, + fieldAttribute: function fieldAttribute() { + return this.field.attribute; + }, + validationKey: function validationKey() { + return this.field.validationKey; + }, + hasError: function hasError() { + return this.errors.has(this.validationKey); + }, + firstError: function firstError() { + if (this.hasError) { + return this.errors.first(this.validationKey); + } + } + } +}; + +/***/ }), +/* 77 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _regenerator = __webpack_require__(44); + +var _regenerator2 = _interopRequireDefault(_regenerator); + +var _asyncToGenerator2 = __webpack_require__(43); + +var _asyncToGenerator3 = _interopRequireDefault(_asyncToGenerator2); + +var _cardSizes = __webpack_require__(34); + +var _cardSizes2 = _interopRequireDefault(_cardSizes); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + props: { + loadCards: { + type: Boolean, + default: true + } + }, + + data: function data() { + return { cards: [] }; + }, + + /** + * Fetch all of the metrics panels for this view + */ + created: function created() { + this.fetchCards(); + }, + + + watch: { + cardsEndpoint: function cardsEndpoint() { + this.fetchCards(); + } + }, + + methods: { + fetchCards: function () { + var _ref = (0, _asyncToGenerator3.default)( /*#__PURE__*/_regenerator2.default.mark(function _callee() { + var _ref2, cards; + + return _regenerator2.default.wrap(function _callee$(_context) { + while (1) { + switch (_context.prev = _context.next) { + case 0: + if (!this.loadCards) { + _context.next = 6; + break; + } + + _context.next = 3; + return Nova.request().get(this.cardsEndpoint, { + params: this.extraCardParams + }); + + case 3: + _ref2 = _context.sent; + cards = _ref2.data; + + this.cards = cards; + + case 6: + case 'end': + return _context.stop(); + } + } + }, _callee, this); + })); + + function fetchCards() { + return _ref.apply(this, arguments); + } + + return fetchCards; + }() + }, + + computed: { + /** + * Determine whether we have cards to show on the Dashboard + */ + shouldShowCards: function shouldShowCards() { + return this.cards.length > 0; + }, + + + /** + * Return the small cards used for the Dashboard + */ + smallCards: function smallCards() { + return _.filter(this.cards, function (c) { + return _cardSizes2.default.indexOf(c.width) !== -1; + }); + }, + + + /** + * Return the full-width cards used for the Dashboard + */ + largeCards: function largeCards() { + return _.filter(this.cards, function (c) { + return c.width == 'full'; + }); + }, + + + /** + * Get the extra card params to pass to the endpoint. + */ + extraCardParams: function extraCardParams() { + return null; + } + } +}; + +/***/ }), +/* 78 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = { + methods: { + /** + * Convert the given localized date time string to the application's timezone. + */ + toAppTimezone: function toAppTimezone(value) { + return value ? moment.tz(value, this.userTimezone).clone().tz(Nova.config.timezone).format('YYYY-MM-DD HH:mm:ss') : value; + }, + + + /** + * Convert the given application timezone date time string to the local timezone. + */ + fromAppTimezone: function fromAppTimezone(value) { + if (!value) { + return value; + } + + return moment.tz(value, Nova.config.timezone).clone().tz(this.userTimezone).format('YYYY-MM-DD HH:mm:ss'); + }, + + + /** + * Get the localized date time for the given field. + */ + localizeDateTimeField: function localizeDateTimeField(field) { + if (!field.value) { + return field.value; + } + + var localized = moment.tz(field.value, Nova.config.timezone).clone().tz(this.userTimezone); + + if (field.format) { + return localized.format(field.format); + } + + return this.usesTwelveHourTime ? localized.format('YYYY-MM-DD h:mm:ss A') : localized.format('YYYY-MM-DD HH:mm:ss'); + }, + + + /** + * Get the localized date for the given field. + */ + localizeDateField: function localizeDateField(field) { + if (!field.value) { + return field.value; + } + + var localized = moment.tz(field.value, Nova.config.timezone).clone().tz(this.userTimezone); + + if (field.format) { + return localized.format(field.format); + } + + return localized.format('YYYY-MM-DD'); + } + }, + + computed: { + /** + * Get the user's local timezone. + */ + userTimezone: function userTimezone() { + return Nova.config.userTimezone ? Nova.config.userTimezone : moment.tz.guess(); + }, + + + /** + * Determine if the user is used to 12 hour time. + */ + usesTwelveHourTime: function usesTwelveHourTime() { + return _.endsWith(new Date().toLocaleString(), 'AM') || _.endsWith(new Date().toLocaleString(), 'PM'); + } + } +}; + +/***/ }), +/* 79 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _defaults = __webpack_require__(188); + +var _defaults2 = _interopRequireDefault(_defaults); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + methods: { + /** + * Update the given query string values. + */ + updateQueryString: function updateQueryString(value) { + this.$router.push({ query: (0, _defaults2.default)(value, this.$route.query) }).catch(function (error) { + if (error.name != "NavigationDuplicated") { + throw error; + } + }); + } + } +}; + +/***/ }), +/* 80 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = { + computed: { + /** + * Get the resource information object for the current resource. + */ + resourceInformation: function resourceInformation() { + var _this = this; + + return _.find(Nova.config.resources, function (resource) { + return resource.uriKey == _this.resourceName; + }); + }, + + + /** + * Get the resource information object for the current resource. + */ + viaResourceInformation: function viaResourceInformation() { + var _this2 = this; + + if (!this.viaResource) { + return; + } + + return _.find(Nova.config.resources, function (resource) { + return resource.uriKey == _this2.viaResource; + }); + }, + + + /** + * Determine if the user is authorized to create the current resource. + */ + authorizedToCreate: function authorizedToCreate() { + return this.resourceInformation.authorizedToCreate; + } + } +}; + +/***/ }), +/* 81 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _defineProperty2 = __webpack_require__(20); + +var _defineProperty3 = _interopRequireDefault(_defineProperty2); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + methods: { + /** + * Select the previous page. + */ + selectPreviousPage: function selectPreviousPage() { + this.updateQueryString((0, _defineProperty3.default)({}, this.pageParameter, this.currentPage - 1)); + }, + + + /** + * Select the next page. + */ + selectNextPage: function selectNextPage() { + this.updateQueryString((0, _defineProperty3.default)({}, this.pageParameter, this.currentPage + 1)); + } + }, + + computed: { + /** + * Get the current page from the query string. + */ + currentPage: function currentPage() { + return parseInt(this.$route.query[this.pageParameter] || 1); + } + } +}; + +/***/ }), +/* 82 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _defineProperty2 = __webpack_require__(20); + +var _defineProperty3 = _interopRequireDefault(_defineProperty2); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + data: function data() { + return { perPage: 25 }; + }, + + methods: { + /** + * Sync the per page values from the query string. + */ + initializePerPageFromQueryString: function initializePerPageFromQueryString() { + this.perPage = this.currentPerPage; + }, + + + /** + * Update the desired amount of resources per page. + */ + perPageChanged: function perPageChanged() { + this.updateQueryString((0, _defineProperty3.default)({}, this.perPageParameter, this.perPage)); + } + }, + + computed: { + /** + * Get the current per page value from the query string. + */ + currentPerPage: function currentPerPage() { + return this.$route.query[this.perPageParameter] || 25; + } + } +}; + +/***/ }), +/* 83 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _debounce = __webpack_require__(187); + +var _debounce2 = _interopRequireDefault(_debounce); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = { + data: function data() { + return { + search: '', + selectedResource: '', + availableResources: [] + }; + }, + + methods: { + /** + * Set the currently selected resource + */ + selectResource: function selectResource(resource) { + this.selectedResource = resource; + + if (this.field) { + Nova.$emit(this.field.attribute + '-change', this.selectedResource.value); + } + }, + + + /** + * Handle the search box being cleared. + */ + handleSearchCleared: function handleSearchCleared() { + this.availableResources = []; + }, + + + /** + * Clear the selected resource and availableResources + */ + clearSelection: function clearSelection() { + this.selectedResource = ''; + this.availableResources = []; + + if (this.field) { + Nova.$emit(this.field.attribute + '-change', null); + } + }, + + + /** + * Perform a search to get the relatable resources. + */ + performSearch: function performSearch(search) { + var _this = this; + + this.search = search; + + var trimmedSearch = search.trim(); + // If the user performs an empty search, it will load all the results + // so let's just set the availableResources to an empty array to avoid + // loading a huge result set + if (trimmedSearch == '') { + return; + } + + this.debouncer(function () { + _this.getAvailableResources(trimmedSearch); + }, 500); + }, + + + /** + * Debounce function for the search handler + */ + debouncer: (0, _debounce2.default)(function (callback) { + return callback(); + }, 500) + } +}; + +/***/ }), +/* 84 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = { + beforeRouteLeave: function beforeRouteLeave(to, from, next) { + if (this.canLeave) { + next(); + return; + } + + var answer = window.confirm(this.__('Do you really want to leave? You have unsaved changes.')); + + if (answer) { + next(); + return; + } + + next(false); + }, + + + data: function data() { + return { + canLeave: true + }; + }, + + methods: { + /** + * Prevent accidental abandonment only if form was changed. + */ + updateFormStatus: function updateFormStatus() { + this.canLeave = false; + } + } +}; + +/***/ }), +/* 85 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = { + data: function data() { + return { + withTrashed: false + }; + }, + + methods: { + /** + * Toggle the trashed state of the search + */ + toggleWithTrashed: function toggleWithTrashed() { + this.withTrashed = !this.withTrashed; + }, + + + /** + * Enable searching for trashed resources + */ + enableWithTrashed: function enableWithTrashed() { + this.withTrashed = true; + }, + + + /** + * Disable searching for trashed resources + */ + disableWithTrashed: function disableWithTrashed() { + this.withTrashed = false; + } + } +}; + +/***/ }), +/* 86 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +exports.default = function (string) { + return (0, _upperFirst2.default)(string); +}; + +var _upperFirst = __webpack_require__(199); + +var _upperFirst2 = _interopRequireDefault(_upperFirst); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/***/ }), +/* 87 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _promise = __webpack_require__(42); + +var _promise2 = _interopRequireDefault(_promise); + +exports.default = function (originalPromise) { + var delay = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100; + + return _promise2.default.all([originalPromise, new _promise2.default(function (resolve) { + setTimeout(function () { + return resolve(); + }, delay); + })]).then(function (result) { + return result[0]; + }); +}; + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/***/ }), +/* 88 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = singularOrPlural; + +var _ = __webpack_require__(41); + +var _isString = __webpack_require__(191); + +var _isString2 = _interopRequireDefault(_isString); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function singularOrPlural(value, suffix) { + if ((0, _isString2.default)(suffix) && suffix.match(/^(.*)[A-Za-zÀ-ÖØ-öø-ÿ]$/) == null) return suffix;else if (value > 1 || value == 0) return _.Inflector.pluralize(suffix); + return _.Inflector.singularize(suffix); +} + +/***/ }), +/* 89 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * Javascript inflector + * + * @author Dida Nurwanda + * @since 1.0 + */ + + +var _Inflector = { + + uncountableWords : [ + 'equipment', 'information', 'rice', 'money', 'species', 'series', + 'fish', 'sheep', 'moose', 'deer', 'news' + ], + + pluralRules: [ + [new RegExp('(m)an$', 'gi'), '$1en'], + [new RegExp('(pe)rson$', 'gi'), '$1ople'], + [new RegExp('(child)$', 'gi'), '$1ren'], + [new RegExp('^(ox)$', 'gi'), '$1en'], + [new RegExp('(ax|test)is$', 'gi'), '$1es'], + [new RegExp('(octop|vir)us$', 'gi'), '$1i'], + [new RegExp('(alias|status)$', 'gi'), '$1es'], + [new RegExp('(bu)s$', 'gi'), '$1ses'], + [new RegExp('(buffal|tomat|potat)o$', 'gi'), '$1oes'], + [new RegExp('([ti])um$', 'gi'), '$1a'], + [new RegExp('sis$', 'gi'), 'ses'], + [new RegExp('(?:([^f])fe|([lr])f)$', 'gi'), '$1$2ves'], + [new RegExp('(hive)$', 'gi'), '$1s'], + [new RegExp('([^aeiouy]|qu)y$', 'gi'), '$1ies'], + [new RegExp('(x|ch|ss|sh)$', 'gi'), '$1es'], + [new RegExp('(matr|vert|ind)ix|ex$', 'gi'), '$1ices'], + [new RegExp('([m|l])ouse$', 'gi'), '$1ice'], + [new RegExp('(quiz)$', 'gi'), '$1zes'], + [new RegExp('s$', 'gi'), 's'], + [new RegExp('$', 'gi'), 's'] + ], + + singularRules: [ + [new RegExp('(m)en$', 'gi'), '$1an'], + [new RegExp('(pe)ople$', 'gi'), '$1rson'], + [new RegExp('(child)ren$', 'gi'), '$1'], + [new RegExp('([ti])a$', 'gi'), '$1um'], + [new RegExp('((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$','gi'), '$1$2sis'], + [new RegExp('(hive)s$', 'gi'), '$1'], + [new RegExp('(tive)s$', 'gi'), '$1'], + [new RegExp('(curve)s$', 'gi'), '$1'], + [new RegExp('([lr])ves$', 'gi'), '$1f'], + [new RegExp('([^fo])ves$', 'gi'), '$1fe'], + [new RegExp('([^aeiouy]|qu)ies$', 'gi'), '$1y'], + [new RegExp('(s)eries$', 'gi'), '$1eries'], + [new RegExp('(m)ovies$', 'gi'), '$1ovie'], + [new RegExp('(x|ch|ss|sh)es$', 'gi'), '$1'], + [new RegExp('([m|l])ice$', 'gi'), '$1ouse'], + [new RegExp('(bus)es$', 'gi'), '$1'], + [new RegExp('(o)es$', 'gi'), '$1'], + [new RegExp('(shoe)s$', 'gi'), '$1'], + [new RegExp('(cris|ax|test)es$', 'gi'), '$1is'], + [new RegExp('(octop|vir)i$', 'gi'), '$1us'], + [new RegExp('(alias|status)es$', 'gi'), '$1'], + [new RegExp('^(ox)en', 'gi'), '$1'], + [new RegExp('(vert|ind)ices$', 'gi'), '$1ex'], + [new RegExp('(matr)ices$', 'gi'), '$1ix'], + [new RegExp('(quiz)zes$', 'gi'), '$1'], + [new RegExp('s$', 'gi'), ''] + ], + + nonTitlecasedWords: [ + 'and', 'or', 'nor', 'a', 'an', 'the', 'so', 'but', 'to', 'of', 'at', + 'by', 'from', 'into', 'on', 'onto', 'off', 'out', 'in', 'over', + 'with', 'for' + ], + + idSuffix: new RegExp('(_ids|_id)$', 'g'), + underbar: new RegExp('_', 'g'), + spaceOrUnderbar: new RegExp('[\ _]', 'g'), + uppercase: new RegExp('([A-Z])', 'g'), + underbarPrefix: new RegExp('^_'), + + applyRules: function(str, rules, skip, override) { + if (override) { + str = override; + } else { + var ignore = (skip.indexOf(str.toLowerCase()) > -1); + if (!ignore) { + for (var x = 0; x < rules.length; x++) { + if (str.match(rules[x][0])) { + str = str.replace(rules[x][0], rules[x][1]); + break; + } + } + } + } + return str; + }, + + + /* + Inflector.pluralize('person') -> 'people' + Inflector.pluralize('octopus') -> 'octopi' + Inflector.pluralize('Hat') -> 'Hats' + Inflector.pluralize('person', 'guys') -> 'guys' + */ + pluralize: function(str, plural) { + return this.applyRules( + str, + this.pluralRules, + this.uncountableWords, + plural + ); + }, + + /* + Inflector.singularize('person') -> 'person' + Inflector.singularize('octopi') -> 'octopus' + Inflector.singularize('hats') -> 'hat' + Inflector.singularize('guys', 'person') -> 'person' + */ + singularize: function(str, singular) { + return this.applyRules( + str, + this.singularRules, + this.uncountableWords, + singular + ); + }, + + /* + Inflector.camelize('message_properties') -> 'MessageProperties' + Inflector.camelize('message_properties', true) -> 'messageProperties' + */ + camelize: function(str, lowFirstLetter) { + // var str = str.toLowerCase(); + var str_path = str.split('/'); + for (var i = 0; i < str_path.length; i++) + { + var str_arr = str_path[i].split('_'); + var initX = ((lowFirstLetter && i + 1 === str_path.length) ? (1) : (0)); + for (var x = initX; x < str_arr.length; x++) + { + str_arr[x] = str_arr[x].charAt(0).toUpperCase() + str_arr[x].substring(1); + } + str_path[i] = str_arr.join(''); + } + str = str_path.join('::'); + + // fix + if (lowFirstLetter === true) { + var first = str.charAt(0).toLowerCase(); + var last = str.slice(1); + str = first + last; + } + + return str; + }, + + /* + Inflector.underscore('MessageProperties') -> 'message_properties' + Inflector.underscore('messageProperties') -> 'message_properties' + */ + underscore: function(str) { + var str_path = str.split('::'); + for (var i = 0; i < str_path.length; i++) + { + str_path[i] = str_path[i].replace(this.uppercase, '_$1'); + str_path[i] = str_path[i].replace(this.underbarPrefix, ''); + } + str = str_path.join('/').toLowerCase(); + return str; + }, + + /* + Inflector.humanize('message_properties') -> 'Message properties' + Inflector.humanize('message_properties') -> 'message properties' + */ + humanize: function(str, lowFirstLetter) { + var str = str.toLowerCase(); + str = str.replace(this.idSuffix, ''); + str = str.replace(this.underbar, ' '); + if (!lowFirstLetter) + { + str = this.capitalize(str); + } + return str; + }, + + /* + Inflector.capitalize('message_properties') -> 'Message_properties' + Inflector.capitalize('message properties') -> 'Message properties' + */ + capitalize: function(str) { + var str = str.toLowerCase(); + str = str.substring(0, 1).toUpperCase() + str.substring(1); + return str; + }, + + /* + Inflector.dasherize('message_properties') -> 'message-properties' + Inflector.dasherize('message properties') -> 'message-properties' + */ + dasherize: function(str) { + str = str.replace(this.spaceOrUnderbar, '-'); + return str; + }, + + /* + Inflector.camel2words('message_properties') -> 'Message Properties' + Inflector.camel2words('message properties') -> 'Message Properties' + Inflactor.camel2words('Message_propertyId', true) -> 'Message Properties Id' + */ + camel2words: function(str, allFirstUpper) { + //var str = str.toLowerCase(); + if (allFirstUpper === true) { + str = this.camelize(str); + str = this.underscore(str); + } else { + str = str.toLowerCase(); + } + + str = str.replace(this.underbar, ' '); + var str_arr = str.split(' '); + for (var x = 0; x < str_arr.length; x++) + { + var d = str_arr[x].split('-'); + for (var i = 0; i < d.length; i++) + { + if (this.nonTitlecasedWords.indexOf(d[i].toLowerCase()) < 0) + { + d[i] = this.capitalize(d[i]); + } + } + str_arr[x] = d.join('-'); + } + str = str_arr.join(' '); + str = str.substring(0, 1).toUpperCase() + str.substring(1); + return str; + }, + + /* + Inflector.demodulize('Message::Bus::Properties') -> 'Properties' + */ + demodulize: function(str) { + var str_arr = str.split('::'); + str = str_arr[str_arr.length - 1]; + return str; + }, + + /* + Inflector.tableize('MessageBusProperty') -> 'message_bus_properties' + */ + tableize: function(str) { + str = this.pluralize(this.underscore(str)); + return str; + }, + + /* + Inflector.classify('message_bus_properties') -> 'MessageBusProperty' + */ + classify: function(str) { + str = this.singularize(this.camelize(str)); + return str; + }, + + /* + Inflector.foreignKey('MessageBusProperty') -> 'message_bus_property_id' + Inflector.foreignKey('MessageBusProperty', true) -> 'message_bus_propertyid' + */ + foreignKey: function(str, dropIdUbar) { + str = this.underscore(this.demodulize(str)) + ((dropIdUbar) ? ('') : ('_')) + 'id'; + return str; + }, + + /* + Inflector.ordinalize('the 1 pitch') -> 'the 1st pitch' + */ + ordinalize: function(str) { + var str_arr = str.split(' '); + for (var x = 0; x < str_arr.length; x++) + { + var i = parseInt(str_arr[x]); + if (i === NaN) + { + var ltd = str_arr[x].substring(str_arr[x].length - 2); + var ld = str_arr[x].substring(str_arr[x].length - 1); + var suf = "th"; + if (ltd != "11" && ltd != "12" && ltd != "13") + { + if (ld === "1") + { + suf = "st"; + } + else if (ld === "2") + { + suf = "nd"; + } + else if (ld === "3") + { + suf = "rd"; + } + } + str_arr[x] += suf; + } + } + str = str_arr.join(' '); + return str; + } +} + +if (true) { + module.exports = _Inflector; +} else if (typeof define === "function" && define.amd) { + define([], function(){ + return _Inflector; + }); +} else { + window.Inflector = _Inflector; +} + + +/***/ }), +/* 90 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = __webpack_require__(91); + +/***/ }), +/* 91 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); +var bind = __webpack_require__(40); +var Axios = __webpack_require__(93); +var defaults = __webpack_require__(19); + +/** + * Create an instance of Axios + * + * @param {Object} defaultConfig The default config for the instance + * @return {Axios} A new instance of Axios + */ +function createInstance(defaultConfig) { + var context = new Axios(defaultConfig); + var instance = bind(Axios.prototype.request, context); + + // Copy axios.prototype to instance + utils.extend(instance, Axios.prototype, context); + + // Copy context to instance + utils.extend(instance, context); + + return instance; +} + +// Create the default instance to be exported +var axios = createInstance(defaults); + +// Expose Axios class to allow class inheritance +axios.Axios = Axios; + +// Factory for creating new instances +axios.create = function create(instanceConfig) { + return createInstance(utils.merge(defaults, instanceConfig)); +}; + +// Expose Cancel & CancelToken +axios.Cancel = __webpack_require__(37); +axios.CancelToken = __webpack_require__(92); +axios.isCancel = __webpack_require__(38); + +// Expose all/spread +axios.all = function all(promises) { + return Promise.all(promises); +}; +axios.spread = __webpack_require__(107); + +module.exports = axios; + +// Allow use of default import syntax in TypeScript +module.exports.default = axios; + + +/***/ }), +/* 92 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var Cancel = __webpack_require__(37); + +/** + * A `CancelToken` is an object that can be used to request cancellation of an operation. + * + * @class + * @param {Function} executor The executor function. + */ +function CancelToken(executor) { + if (typeof executor !== 'function') { + throw new TypeError('executor must be a function.'); + } + + var resolvePromise; + this.promise = new Promise(function promiseExecutor(resolve) { + resolvePromise = resolve; + }); + + var token = this; + executor(function cancel(message) { + if (token.reason) { + // Cancellation has already been requested + return; + } + + token.reason = new Cancel(message); + resolvePromise(token.reason); + }); +} + +/** + * Throws a `Cancel` if cancellation has been requested. + */ +CancelToken.prototype.throwIfRequested = function throwIfRequested() { + if (this.reason) { + throw this.reason; + } +}; + +/** + * Returns an object that contains a new `CancelToken` and a function that, when called, + * cancels the `CancelToken`. + */ +CancelToken.source = function source() { + var cancel; + var token = new CancelToken(function executor(c) { + cancel = c; + }); + return { + token: token, + cancel: cancel + }; +}; + +module.exports = CancelToken; + + +/***/ }), +/* 93 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var defaults = __webpack_require__(19); +var utils = __webpack_require__(0); +var InterceptorManager = __webpack_require__(94); +var dispatchRequest = __webpack_require__(95); + +/** + * Create a new instance of Axios + * + * @param {Object} instanceConfig The default config for the instance + */ +function Axios(instanceConfig) { + this.defaults = instanceConfig; + this.interceptors = { + request: new InterceptorManager(), + response: new InterceptorManager() + }; +} + +/** + * Dispatch a request + * + * @param {Object} config The config specific for this request (merged with this.defaults) + */ +Axios.prototype.request = function request(config) { + /*eslint no-param-reassign:0*/ + // Allow for axios('example/url'[, config]) a la fetch API + if (typeof config === 'string') { + config = utils.merge({ + url: arguments[0] + }, arguments[1]); + } + + config = utils.merge(defaults, {method: 'get'}, this.defaults, config); + config.method = config.method.toLowerCase(); + + // Hook up interceptors middleware + var chain = [dispatchRequest, undefined]; + var promise = Promise.resolve(config); + + this.interceptors.request.forEach(function unshiftRequestInterceptors(interceptor) { + chain.unshift(interceptor.fulfilled, interceptor.rejected); + }); + + this.interceptors.response.forEach(function pushResponseInterceptors(interceptor) { + chain.push(interceptor.fulfilled, interceptor.rejected); + }); + + while (chain.length) { + promise = promise.then(chain.shift(), chain.shift()); + } + + return promise; +}; + +// Provide aliases for supported request methods +utils.forEach(['delete', 'get', 'head', 'options'], function forEachMethodNoData(method) { + /*eslint func-names:0*/ + Axios.prototype[method] = function(url, config) { + return this.request(utils.merge(config || {}, { + method: method, + url: url + })); + }; +}); + +utils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) { + /*eslint func-names:0*/ + Axios.prototype[method] = function(url, data, config) { + return this.request(utils.merge(config || {}, { + method: method, + url: url, + data: data + })); + }; +}); + +module.exports = Axios; + + +/***/ }), +/* 94 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +function InterceptorManager() { + this.handlers = []; +} + +/** + * Add a new interceptor to the stack + * + * @param {Function} fulfilled The function to handle `then` for a `Promise` + * @param {Function} rejected The function to handle `reject` for a `Promise` + * + * @return {Number} An ID used to remove interceptor later + */ +InterceptorManager.prototype.use = function use(fulfilled, rejected) { + this.handlers.push({ + fulfilled: fulfilled, + rejected: rejected + }); + return this.handlers.length - 1; +}; + +/** + * Remove an interceptor from the stack + * + * @param {Number} id The ID that was returned by `use` + */ +InterceptorManager.prototype.eject = function eject(id) { + if (this.handlers[id]) { + this.handlers[id] = null; + } +}; + +/** + * Iterate over all the registered interceptors + * + * This method is particularly useful for skipping over any + * interceptors that may have become `null` calling `eject`. + * + * @param {Function} fn The function to call for each interceptor + */ +InterceptorManager.prototype.forEach = function forEach(fn) { + utils.forEach(this.handlers, function forEachHandler(h) { + if (h !== null) { + fn(h); + } + }); +}; + +module.exports = InterceptorManager; + + +/***/ }), +/* 95 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); +var transformData = __webpack_require__(98); +var isCancel = __webpack_require__(38); +var defaults = __webpack_require__(19); +var isAbsoluteURL = __webpack_require__(103); +var combineURLs = __webpack_require__(101); + +/** + * Throws a `Cancel` if cancellation has been requested. + */ +function throwIfCancellationRequested(config) { + if (config.cancelToken) { + config.cancelToken.throwIfRequested(); + } +} + +/** + * Dispatch a request to the server using the configured adapter. + * + * @param {object} config The config that is to be used for the request + * @returns {Promise} The Promise to be fulfilled + */ +module.exports = function dispatchRequest(config) { + throwIfCancellationRequested(config); + + // Support baseURL config + if (config.baseURL && !isAbsoluteURL(config.url)) { + config.url = combineURLs(config.baseURL, config.url); + } + + // Ensure headers exist + config.headers = config.headers || {}; + + // Transform request data + config.data = transformData( + config.data, + config.headers, + config.transformRequest + ); + + // Flatten headers + config.headers = utils.merge( + config.headers.common || {}, + config.headers[config.method] || {}, + config.headers || {} + ); + + utils.forEach( + ['delete', 'get', 'head', 'post', 'put', 'patch', 'common'], + function cleanHeaderConfig(method) { + delete config.headers[method]; + } + ); + + var adapter = config.adapter || defaults.adapter; + + return adapter(config).then(function onAdapterResolution(response) { + throwIfCancellationRequested(config); + + // Transform response data + response.data = transformData( + response.data, + response.headers, + config.transformResponse + ); + + return response; + }, function onAdapterRejection(reason) { + if (!isCancel(reason)) { + throwIfCancellationRequested(config); + + // Transform response data + if (reason && reason.response) { + reason.response.data = transformData( + reason.response.data, + reason.response.headers, + config.transformResponse + ); + } + } + + return Promise.reject(reason); + }); +}; + + +/***/ }), +/* 96 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * Update an Error with the specified config, error code, and response. + * + * @param {Error} error The error to update. + * @param {Object} config The config. + * @param {string} [code] The error code (for example, 'ECONNABORTED'). + * @param {Object} [request] The request. + * @param {Object} [response] The response. + * @returns {Error} The error. + */ +module.exports = function enhanceError(error, config, code, request, response) { + error.config = config; + if (code) { + error.code = code; + } + error.request = request; + error.response = response; + return error; +}; + + +/***/ }), +/* 97 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var createError = __webpack_require__(39); + +/** + * Resolve or reject a Promise based on response status. + * + * @param {Function} resolve A function that resolves the promise. + * @param {Function} reject A function that rejects the promise. + * @param {object} response The response. + */ +module.exports = function settle(resolve, reject, response) { + var validateStatus = response.config.validateStatus; + // Note: status is not exposed by XDomainRequest + if (!response.status || !validateStatus || validateStatus(response.status)) { + resolve(response); + } else { + reject(createError( + 'Request failed with status code ' + response.status, + response.config, + null, + response.request, + response + )); + } +}; + + +/***/ }), +/* 98 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +/** + * Transform the data for a request or a response + * + * @param {Object|String} data The data to be transformed + * @param {Array} headers The headers for the request or response + * @param {Array|Function} fns A single function or Array of functions + * @returns {*} The resulting transformed data + */ +module.exports = function transformData(data, headers, fns) { + /*eslint no-param-reassign:0*/ + utils.forEach(fns, function transform(fn) { + data = fn(data, headers); + }); + + return data; +}; + + +/***/ }), +/* 99 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +// btoa polyfill for IE<10 courtesy https://github.com/davidchambers/Base64.js + +var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + +function E() { + this.message = 'String contains an invalid character'; +} +E.prototype = new Error; +E.prototype.code = 5; +E.prototype.name = 'InvalidCharacterError'; + +function btoa(input) { + var str = String(input); + var output = ''; + for ( + // initialize result and counter + var block, charCode, idx = 0, map = chars; + // if the next str index does not exist: + // change the mapping table to "=" + // check if d has no fractional digits + str.charAt(idx | 0) || (map = '=', idx % 1); + // "8 - idx % 1 * 8" generates the sequence 2, 4, 6, 8 + output += map.charAt(63 & block >> 8 - idx % 1 * 8) + ) { + charCode = str.charCodeAt(idx += 3 / 4); + if (charCode > 0xFF) { + throw new E(); + } + block = block << 8 | charCode; + } + return output; +} + +module.exports = btoa; + + +/***/ }), +/* 100 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +function encode(val) { + return encodeURIComponent(val). + replace(/%40/gi, '@'). + replace(/%3A/gi, ':'). + replace(/%24/g, '$'). + replace(/%2C/gi, ','). + replace(/%20/g, '+'). + replace(/%5B/gi, '['). + replace(/%5D/gi, ']'); +} + +/** + * Build a URL by appending params to the end + * + * @param {string} url The base of the url (e.g., http://www.google.com) + * @param {object} [params] The params to be appended + * @returns {string} The formatted url + */ +module.exports = function buildURL(url, params, paramsSerializer) { + /*eslint no-param-reassign:0*/ + if (!params) { + return url; + } + + var serializedParams; + if (paramsSerializer) { + serializedParams = paramsSerializer(params); + } else if (utils.isURLSearchParams(params)) { + serializedParams = params.toString(); + } else { + var parts = []; + + utils.forEach(params, function serialize(val, key) { + if (val === null || typeof val === 'undefined') { + return; + } + + if (utils.isArray(val)) { + key = key + '[]'; + } else { + val = [val]; + } + + utils.forEach(val, function parseValue(v) { + if (utils.isDate(v)) { + v = v.toISOString(); + } else if (utils.isObject(v)) { + v = JSON.stringify(v); + } + parts.push(encode(key) + '=' + encode(v)); + }); + }); + + serializedParams = parts.join('&'); + } + + if (serializedParams) { + url += (url.indexOf('?') === -1 ? '?' : '&') + serializedParams; + } + + return url; +}; + + +/***/ }), +/* 101 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * Creates a new URL by combining the specified URLs + * + * @param {string} baseURL The base URL + * @param {string} relativeURL The relative URL + * @returns {string} The combined URL + */ +module.exports = function combineURLs(baseURL, relativeURL) { + return relativeURL + ? baseURL.replace(/\/+$/, '') + '/' + relativeURL.replace(/^\/+/, '') + : baseURL; +}; + + +/***/ }), +/* 102 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +module.exports = ( + utils.isStandardBrowserEnv() ? + + // Standard browser envs support document.cookie + (function standardBrowserEnv() { + return { + write: function write(name, value, expires, path, domain, secure) { + var cookie = []; + cookie.push(name + '=' + encodeURIComponent(value)); + + if (utils.isNumber(expires)) { + cookie.push('expires=' + new Date(expires).toGMTString()); + } + + if (utils.isString(path)) { + cookie.push('path=' + path); + } + + if (utils.isString(domain)) { + cookie.push('domain=' + domain); + } + + if (secure === true) { + cookie.push('secure'); + } + + document.cookie = cookie.join('; '); + }, + + read: function read(name) { + var match = document.cookie.match(new RegExp('(^|;\\s*)(' + name + ')=([^;]*)')); + return (match ? decodeURIComponent(match[3]) : null); + }, + + remove: function remove(name) { + this.write(name, '', Date.now() - 86400000); + } + }; + })() : + + // Non standard browser env (web workers, react-native) lack needed support. + (function nonStandardBrowserEnv() { + return { + write: function write() {}, + read: function read() { return null; }, + remove: function remove() {} + }; + })() +); + + +/***/ }), +/* 103 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * Determines whether the specified URL is absolute + * + * @param {string} url The URL to test + * @returns {boolean} True if the specified URL is absolute, otherwise false + */ +module.exports = function isAbsoluteURL(url) { + // A URL is considered absolute if it begins with "://" or "//" (protocol-relative URL). + // RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed + // by any combination of letters, digits, plus, period, or hyphen. + return /^([a-z][a-z\d\+\-\.]*:)?\/\//i.test(url); +}; + + +/***/ }), +/* 104 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +module.exports = ( + utils.isStandardBrowserEnv() ? + + // Standard browser envs have full support of the APIs needed to test + // whether the request URL is of the same origin as current location. + (function standardBrowserEnv() { + var msie = /(msie|trident)/i.test(navigator.userAgent); + var urlParsingNode = document.createElement('a'); + var originURL; + + /** + * Parse a URL to discover it's components + * + * @param {String} url The URL to be parsed + * @returns {Object} + */ + function resolveURL(url) { + var href = url; + + if (msie) { + // IE needs attribute set twice to normalize properties + urlParsingNode.setAttribute('href', href); + href = urlParsingNode.href; + } + + urlParsingNode.setAttribute('href', href); + + // urlParsingNode provides the UrlUtils interface - http://url.spec.whatwg.org/#urlutils + return { + href: urlParsingNode.href, + protocol: urlParsingNode.protocol ? urlParsingNode.protocol.replace(/:$/, '') : '', + host: urlParsingNode.host, + search: urlParsingNode.search ? urlParsingNode.search.replace(/^\?/, '') : '', + hash: urlParsingNode.hash ? urlParsingNode.hash.replace(/^#/, '') : '', + hostname: urlParsingNode.hostname, + port: urlParsingNode.port, + pathname: (urlParsingNode.pathname.charAt(0) === '/') ? + urlParsingNode.pathname : + '/' + urlParsingNode.pathname + }; + } + + originURL = resolveURL(window.location.href); + + /** + * Determine if a URL shares the same origin as the current location + * + * @param {String} requestURL The URL to test + * @returns {boolean} True if URL shares the same origin, otherwise false + */ + return function isURLSameOrigin(requestURL) { + var parsed = (utils.isString(requestURL)) ? resolveURL(requestURL) : requestURL; + return (parsed.protocol === originURL.protocol && + parsed.host === originURL.host); + }; + })() : + + // Non standard browser envs (web workers, react-native) lack needed support. + (function nonStandardBrowserEnv() { + return function isURLSameOrigin() { + return true; + }; + })() +); + + +/***/ }), +/* 105 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +module.exports = function normalizeHeaderName(headers, normalizedName) { + utils.forEach(headers, function processHeader(value, name) { + if (name !== normalizedName && name.toUpperCase() === normalizedName.toUpperCase()) { + headers[normalizedName] = value; + delete headers[name]; + } + }); +}; + + +/***/ }), +/* 106 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +var utils = __webpack_require__(0); + +// Headers whose duplicates are ignored by node +// c.f. https://nodejs.org/api/http.html#http_message_headers +var ignoreDuplicateOf = [ + 'age', 'authorization', 'content-length', 'content-type', 'etag', + 'expires', 'from', 'host', 'if-modified-since', 'if-unmodified-since', + 'last-modified', 'location', 'max-forwards', 'proxy-authorization', + 'referer', 'retry-after', 'user-agent' +]; + +/** + * Parse headers into an object + * + * ``` + * Date: Wed, 27 Aug 2014 08:58:49 GMT + * Content-Type: application/json + * Connection: keep-alive + * Transfer-Encoding: chunked + * ``` + * + * @param {String} headers Headers needing to be parsed + * @returns {Object} Headers parsed into an object + */ +module.exports = function parseHeaders(headers) { + var parsed = {}; + var key; + var val; + var i; + + if (!headers) { return parsed; } + + utils.forEach(headers.split('\n'), function parser(line) { + i = line.indexOf(':'); + key = utils.trim(line.substr(0, i)).toLowerCase(); + val = utils.trim(line.substr(i + 1)); + + if (key) { + if (parsed[key] && ignoreDuplicateOf.indexOf(key) >= 0) { + return; + } + if (key === 'set-cookie') { + parsed[key] = (parsed[key] ? parsed[key] : []).concat([val]); + } else { + parsed[key] = parsed[key] ? parsed[key] + ', ' + val : val; + } + } + }); + + return parsed; +}; + + +/***/ }), +/* 107 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +/** + * Syntactic sugar for invoking a function and expanding an array for arguments. + * + * Common use case would be to use `Function.prototype.apply`. + * + * ```js + * function f(x, y, z) {} + * var args = [1, 2, 3]; + * f.apply(null, args); + * ``` + * + * With `spread` this example can be re-written. + * + * ```js + * spread(function(x, y, z) {})([1, 2, 3]); + * ``` + * + * @param {Function} callback + * @returns {Function} + */ +module.exports = function spread(callback) { + return function wrap(arr) { + return callback.apply(null, arr); + }; +}; + + +/***/ }), +/* 108 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = { "default": __webpack_require__(111), __esModule: true }; + +/***/ }), +/* 109 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = { "default": __webpack_require__(112), __esModule: true }; + +/***/ }), +/* 110 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +exports.__esModule = true; + +var _assign = __webpack_require__(108); + +var _assign2 = _interopRequireDefault(_assign); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = _assign2.default || function (target) { + for (var i = 1; i < arguments.length; i++) { + var source = arguments[i]; + + for (var key in source) { + if (Object.prototype.hasOwnProperty.call(source, key)) { + target[key] = source[key]; + } + } + } + + return target; +}; + +/***/ }), +/* 111 */ +/***/ (function(module, exports, __webpack_require__) { + +__webpack_require__(142); +module.exports = __webpack_require__(3).Object.assign; + + +/***/ }), +/* 112 */ +/***/ (function(module, exports, __webpack_require__) { + +__webpack_require__(143); +var $Object = __webpack_require__(3).Object; +module.exports = function defineProperty(it, key, desc) { + return $Object.defineProperty(it, key, desc); +}; + + +/***/ }), +/* 113 */ +/***/ (function(module, exports, __webpack_require__) { + +__webpack_require__(144); +__webpack_require__(146); +__webpack_require__(149); +__webpack_require__(145); +__webpack_require__(147); +__webpack_require__(148); +module.exports = __webpack_require__(3).Promise; + + +/***/ }), +/* 114 */ +/***/ (function(module, exports) { + +module.exports = function () { /* empty */ }; + + +/***/ }), +/* 115 */ +/***/ (function(module, exports) { + +module.exports = function (it, Constructor, name, forbiddenField) { + if (!(it instanceof Constructor) || (forbiddenField !== undefined && forbiddenField in it)) { + throw TypeError(name + ': incorrect invocation!'); + } return it; +}; + + +/***/ }), +/* 116 */ +/***/ (function(module, exports, __webpack_require__) { + +// false -> Array#indexOf +// true -> Array#includes +var toIObject = __webpack_require__(29); +var toLength = __webpack_require__(57); +var toAbsoluteIndex = __webpack_require__(137); +module.exports = function (IS_INCLUDES) { + return function ($this, el, fromIndex) { + var O = toIObject($this); + var length = toLength(O.length); + var index = toAbsoluteIndex(fromIndex, length); + var value; + // Array#includes uses SameValueZero equality algorithm + // eslint-disable-next-line no-self-compare + if (IS_INCLUDES && el != el) while (length > index) { + value = O[index++]; + // eslint-disable-next-line no-self-compare + if (value != value) return true; + // Array#indexOf ignores holes, Array#includes - not + } else for (;length > index; index++) if (IS_INCLUDES || index in O) { + if (O[index] === el) return IS_INCLUDES || index || 0; + } return !IS_INCLUDES && -1; + }; +}; + + +/***/ }), +/* 117 */ +/***/ (function(module, exports, __webpack_require__) { + +var ctx = __webpack_require__(16); +var call = __webpack_require__(121); +var isArrayIter = __webpack_require__(120); +var anObject = __webpack_require__(4); +var toLength = __webpack_require__(57); +var getIterFn = __webpack_require__(140); +var BREAK = {}; +var RETURN = {}; +var exports = module.exports = function (iterable, entries, fn, that, ITERATOR) { + var iterFn = ITERATOR ? function () { return iterable; } : getIterFn(iterable); + var f = ctx(fn, that, entries ? 2 : 1); + var index = 0; + var length, step, iterator, result; + if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!'); + // fast case for arrays with default iterator + if (isArrayIter(iterFn)) for (length = toLength(iterable.length); length > index; index++) { + result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]); + if (result === BREAK || result === RETURN) return result; + } else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) { + result = call(iterator, f, step.value, entries); + if (result === BREAK || result === RETURN) return result; + } +}; +exports.BREAK = BREAK; +exports.RETURN = RETURN; + + +/***/ }), +/* 118 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = !__webpack_require__(5) && !__webpack_require__(23)(function () { + return Object.defineProperty(__webpack_require__(22)('div'), 'a', { get: function () { return 7; } }).a != 7; +}); + + +/***/ }), +/* 119 */ +/***/ (function(module, exports) { + +// fast apply, http://jsperf.lnkit.com/fast-apply/5 +module.exports = function (fn, args, that) { + var un = that === undefined; + switch (args.length) { + case 0: return un ? fn() + : fn.call(that); + case 1: return un ? fn(args[0]) + : fn.call(that, args[0]); + case 2: return un ? fn(args[0], args[1]) + : fn.call(that, args[0], args[1]); + case 3: return un ? fn(args[0], args[1], args[2]) + : fn.call(that, args[0], args[1], args[2]); + case 4: return un ? fn(args[0], args[1], args[2], args[3]) + : fn.call(that, args[0], args[1], args[2], args[3]); + } return fn.apply(that, args); +}; + + +/***/ }), +/* 120 */ +/***/ (function(module, exports, __webpack_require__) { + +// check on default Array iterator +var Iterators = __webpack_require__(10); +var ITERATOR = __webpack_require__(2)('iterator'); +var ArrayProto = Array.prototype; + +module.exports = function (it) { + return it !== undefined && (Iterators.Array === it || ArrayProto[ITERATOR] === it); +}; + + +/***/ }), +/* 121 */ +/***/ (function(module, exports, __webpack_require__) { + +// call something on iterator step with safe closing on error +var anObject = __webpack_require__(4); +module.exports = function (iterator, fn, value, entries) { + try { + return entries ? fn(anObject(value)[0], value[1]) : fn(value); + // 7.4.6 IteratorClose(iterator, completion) + } catch (e) { + var ret = iterator['return']; + if (ret !== undefined) anObject(ret.call(iterator)); + throw e; + } +}; + + +/***/ }), +/* 122 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var create = __webpack_require__(127); +var descriptor = __webpack_require__(53); +var setToStringTag = __webpack_require__(26); +var IteratorPrototype = {}; + +// 25.1.2.1.1 %IteratorPrototype%[@@iterator]() +__webpack_require__(7)(IteratorPrototype, __webpack_require__(2)('iterator'), function () { return this; }); + +module.exports = function (Constructor, NAME, next) { + Constructor.prototype = create(IteratorPrototype, { next: descriptor(1, next) }); + setToStringTag(Constructor, NAME + ' Iterator'); +}; + + +/***/ }), +/* 123 */ +/***/ (function(module, exports, __webpack_require__) { + +var ITERATOR = __webpack_require__(2)('iterator'); +var SAFE_CLOSING = false; + +try { + var riter = [7][ITERATOR](); + riter['return'] = function () { SAFE_CLOSING = true; }; + // eslint-disable-next-line no-throw-literal + Array.from(riter, function () { throw 2; }); +} catch (e) { /* empty */ } + +module.exports = function (exec, skipClosing) { + if (!skipClosing && !SAFE_CLOSING) return false; + var safe = false; + try { + var arr = [7]; + var iter = arr[ITERATOR](); + iter.next = function () { return { done: safe = true }; }; + arr[ITERATOR] = function () { return iter; }; + exec(arr); + } catch (e) { /* empty */ } + return safe; +}; + + +/***/ }), +/* 124 */ +/***/ (function(module, exports) { + +module.exports = function (done, value) { + return { value: value, done: !!done }; +}; + + +/***/ }), +/* 125 */ +/***/ (function(module, exports, __webpack_require__) { + +var global = __webpack_require__(1); +var macrotask = __webpack_require__(56).set; +var Observer = global.MutationObserver || global.WebKitMutationObserver; +var process = global.process; +var Promise = global.Promise; +var isNode = __webpack_require__(15)(process) == 'process'; + +module.exports = function () { + var head, last, notify; + + var flush = function () { + var parent, fn; + if (isNode && (parent = process.domain)) parent.exit(); + while (head) { + fn = head.fn; + head = head.next; + try { + fn(); + } catch (e) { + if (head) notify(); + else last = undefined; + throw e; + } + } last = undefined; + if (parent) parent.enter(); + }; + + // Node.js + if (isNode) { + notify = function () { + process.nextTick(flush); + }; + // browsers with MutationObserver, except iOS Safari - https://github.com/zloirock/core-js/issues/339 + } else if (Observer && !(global.navigator && global.navigator.standalone)) { + var toggle = true; + var node = document.createTextNode(''); + new Observer(flush).observe(node, { characterData: true }); // eslint-disable-line no-new + notify = function () { + node.data = toggle = !toggle; + }; + // environments with maybe non-completely correct, but existent Promise + } else if (Promise && Promise.resolve) { + // Promise.resolve without an argument throws an error in LG WebOS 2 + var promise = Promise.resolve(undefined); + notify = function () { + promise.then(flush); + }; + // for other environments - macrotask based on: + // - setImmediate + // - MessageChannel + // - window.postMessag + // - onreadystatechange + // - setTimeout + } else { + notify = function () { + // strange IE + webpack dev server bug - use .call(global) + macrotask.call(global, flush); + }; + } + + return function (fn) { + var task = { fn: fn, next: undefined }; + if (last) last.next = task; + if (!head) { + head = task; + notify(); + } last = task; + }; +}; + + +/***/ }), +/* 126 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +// 19.1.2.1 Object.assign(target, source, ...) +var getKeys = __webpack_require__(50); +var gOPS = __webpack_require__(129); +var pIE = __webpack_require__(132); +var toObject = __webpack_require__(58); +var IObject = __webpack_require__(48); +var $assign = Object.assign; + +// should work with symbols and should have deterministic property order (V8 bug) +module.exports = !$assign || __webpack_require__(23)(function () { + var A = {}; + var B = {}; + // eslint-disable-next-line no-undef + var S = Symbol(); + var K = 'abcdefghijklmnopqrst'; + A[S] = 7; + K.split('').forEach(function (k) { B[k] = k; }); + return $assign({}, A)[S] != 7 || Object.keys($assign({}, B)).join('') != K; +}) ? function assign(target, source) { // eslint-disable-line no-unused-vars + var T = toObject(target); + var aLen = arguments.length; + var index = 1; + var getSymbols = gOPS.f; + var isEnum = pIE.f; + while (aLen > index) { + var S = IObject(arguments[index++]); + var keys = getSymbols ? getKeys(S).concat(getSymbols(S)) : getKeys(S); + var length = keys.length; + var j = 0; + var key; + while (length > j) if (isEnum.call(S, key = keys[j++])) T[key] = S[key]; + } return T; +} : $assign; + + +/***/ }), +/* 127 */ +/***/ (function(module, exports, __webpack_require__) { + +// 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties]) +var anObject = __webpack_require__(4); +var dPs = __webpack_require__(128); +var enumBugKeys = __webpack_require__(46); +var IE_PROTO = __webpack_require__(27)('IE_PROTO'); +var Empty = function () { /* empty */ }; +var PROTOTYPE = 'prototype'; + +// Create object with fake `null` prototype: use iframe Object with cleared prototype +var createDict = function () { + // Thrash, waste and sodomy: IE GC bug + var iframe = __webpack_require__(22)('iframe'); + var i = enumBugKeys.length; + var lt = '<'; + var gt = '>'; + var iframeDocument; + iframe.style.display = 'none'; + __webpack_require__(47).appendChild(iframe); + iframe.src = 'javascript:'; // eslint-disable-line no-script-url + // createDict = iframe.contentWindow.Object; + // html.removeChild(iframe); + iframeDocument = iframe.contentWindow.document; + iframeDocument.open(); + iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt); + iframeDocument.close(); + createDict = iframeDocument.F; + while (i--) delete createDict[PROTOTYPE][enumBugKeys[i]]; + return createDict(); +}; + +module.exports = Object.create || function create(O, Properties) { + var result; + if (O !== null) { + Empty[PROTOTYPE] = anObject(O); + result = new Empty(); + Empty[PROTOTYPE] = null; + // add "__proto__" for Object.getPrototypeOf polyfill + result[IE_PROTO] = O; + } else result = createDict(); + return Properties === undefined ? result : dPs(result, Properties); +}; + + +/***/ }), +/* 128 */ +/***/ (function(module, exports, __webpack_require__) { + +var dP = __webpack_require__(11); +var anObject = __webpack_require__(4); +var getKeys = __webpack_require__(50); + +module.exports = __webpack_require__(5) ? Object.defineProperties : function defineProperties(O, Properties) { + anObject(O); + var keys = getKeys(Properties); + var length = keys.length; + var i = 0; + var P; + while (length > i) dP.f(O, P = keys[i++], Properties[P]); + return O; +}; + + +/***/ }), +/* 129 */ +/***/ (function(module, exports) { + +exports.f = Object.getOwnPropertySymbols; + + +/***/ }), +/* 130 */ +/***/ (function(module, exports, __webpack_require__) { + +// 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O) +var has = __webpack_require__(17); +var toObject = __webpack_require__(58); +var IE_PROTO = __webpack_require__(27)('IE_PROTO'); +var ObjectProto = Object.prototype; + +module.exports = Object.getPrototypeOf || function (O) { + O = toObject(O); + if (has(O, IE_PROTO)) return O[IE_PROTO]; + if (typeof O.constructor == 'function' && O instanceof O.constructor) { + return O.constructor.prototype; + } return O instanceof Object ? ObjectProto : null; +}; + + +/***/ }), +/* 131 */ +/***/ (function(module, exports, __webpack_require__) { + +var has = __webpack_require__(17); +var toIObject = __webpack_require__(29); +var arrayIndexOf = __webpack_require__(116)(false); +var IE_PROTO = __webpack_require__(27)('IE_PROTO'); + +module.exports = function (object, names) { + var O = toIObject(object); + var i = 0; + var result = []; + var key; + for (key in O) if (key != IE_PROTO) has(O, key) && result.push(key); + // Don't enum bug & hidden keys + while (names.length > i) if (has(O, key = names[i++])) { + ~arrayIndexOf(result, key) || result.push(key); + } + return result; +}; + + +/***/ }), +/* 132 */ +/***/ (function(module, exports) { + +exports.f = {}.propertyIsEnumerable; + + +/***/ }), +/* 133 */ +/***/ (function(module, exports, __webpack_require__) { + +var hide = __webpack_require__(7); +module.exports = function (target, src, safe) { + for (var key in src) { + if (safe && target[key]) target[key] = src[key]; + else hide(target, key, src[key]); + } return target; +}; + + +/***/ }), +/* 134 */ +/***/ (function(module, exports, __webpack_require__) { + +module.exports = __webpack_require__(7); + + +/***/ }), +/* 135 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var global = __webpack_require__(1); +var core = __webpack_require__(3); +var dP = __webpack_require__(11); +var DESCRIPTORS = __webpack_require__(5); +var SPECIES = __webpack_require__(2)('species'); + +module.exports = function (KEY) { + var C = typeof core[KEY] == 'function' ? core[KEY] : global[KEY]; + if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, { + configurable: true, + get: function () { return this; } + }); +}; + + +/***/ }), +/* 136 */ +/***/ (function(module, exports, __webpack_require__) { + +var toInteger = __webpack_require__(28); +var defined = __webpack_require__(21); +// true -> String#at +// false -> String#codePointAt +module.exports = function (TO_STRING) { + return function (that, pos) { + var s = String(defined(that)); + var i = toInteger(pos); + var l = s.length; + var a, b; + if (i < 0 || i >= l) return TO_STRING ? '' : undefined; + a = s.charCodeAt(i); + return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff + ? TO_STRING ? s.charAt(i) : a + : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000; + }; +}; + + +/***/ }), +/* 137 */ +/***/ (function(module, exports, __webpack_require__) { + +var toInteger = __webpack_require__(28); +var max = Math.max; +var min = Math.min; +module.exports = function (index, length) { + index = toInteger(index); + return index < 0 ? max(index + length, 0) : min(index, length); +}; + + +/***/ }), +/* 138 */ +/***/ (function(module, exports, __webpack_require__) { + +// 7.1.1 ToPrimitive(input [, PreferredType]) +var isObject = __webpack_require__(9); +// instead of the ES6 spec version, we didn't implement @@toPrimitive case +// and the second argument - flag - preferred type is a string +module.exports = function (it, S) { + if (!isObject(it)) return it; + var fn, val; + if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val; + if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val; + if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val; + throw TypeError("Can't convert object to primitive value"); +}; + + +/***/ }), +/* 139 */ +/***/ (function(module, exports, __webpack_require__) { + +var global = __webpack_require__(1); +var navigator = global.navigator; + +module.exports = navigator && navigator.userAgent || ''; + + +/***/ }), +/* 140 */ +/***/ (function(module, exports, __webpack_require__) { + +var classof = __webpack_require__(45); +var ITERATOR = __webpack_require__(2)('iterator'); +var Iterators = __webpack_require__(10); +module.exports = __webpack_require__(3).getIteratorMethod = function (it) { + if (it != undefined) return it[ITERATOR] + || it['@@iterator'] + || Iterators[classof(it)]; +}; + + +/***/ }), +/* 141 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var addToUnscopables = __webpack_require__(114); +var step = __webpack_require__(124); +var Iterators = __webpack_require__(10); +var toIObject = __webpack_require__(29); + +// 22.1.3.4 Array.prototype.entries() +// 22.1.3.13 Array.prototype.keys() +// 22.1.3.29 Array.prototype.values() +// 22.1.3.30 Array.prototype[@@iterator]() +module.exports = __webpack_require__(49)(Array, 'Array', function (iterated, kind) { + this._t = toIObject(iterated); // target + this._i = 0; // next index + this._k = kind; // kind +// 22.1.5.2.1 %ArrayIteratorPrototype%.next() +}, function () { + var O = this._t; + var kind = this._k; + var index = this._i++; + if (!O || index >= O.length) { + this._t = undefined; + return step(1); + } + if (kind == 'keys') return step(0, index); + if (kind == 'values') return step(0, O[index]); + return step(0, [index, O[index]]); +}, 'values'); + +// argumentsList[@@iterator] is %ArrayProto_values% (9.4.4.6, 9.4.4.7) +Iterators.Arguments = Iterators.Array; + +addToUnscopables('keys'); +addToUnscopables('values'); +addToUnscopables('entries'); + + +/***/ }), +/* 142 */ +/***/ (function(module, exports, __webpack_require__) { + +// 19.1.3.1 Object.assign(target, source) +var $export = __webpack_require__(6); + +$export($export.S + $export.F, 'Object', { assign: __webpack_require__(126) }); + + +/***/ }), +/* 143 */ +/***/ (function(module, exports, __webpack_require__) { + +var $export = __webpack_require__(6); +// 19.1.2.4 / 15.2.3.6 Object.defineProperty(O, P, Attributes) +$export($export.S + $export.F * !__webpack_require__(5), 'Object', { defineProperty: __webpack_require__(11).f }); + + +/***/ }), +/* 144 */ +/***/ (function(module, exports) { + + + +/***/ }), +/* 145 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var LIBRARY = __webpack_require__(24); +var global = __webpack_require__(1); +var ctx = __webpack_require__(16); +var classof = __webpack_require__(45); +var $export = __webpack_require__(6); +var isObject = __webpack_require__(9); +var aFunction = __webpack_require__(14); +var anInstance = __webpack_require__(115); +var forOf = __webpack_require__(117); +var speciesConstructor = __webpack_require__(55); +var task = __webpack_require__(56).set; +var microtask = __webpack_require__(125)(); +var newPromiseCapabilityModule = __webpack_require__(25); +var perform = __webpack_require__(51); +var userAgent = __webpack_require__(139); +var promiseResolve = __webpack_require__(52); +var PROMISE = 'Promise'; +var TypeError = global.TypeError; +var process = global.process; +var versions = process && process.versions; +var v8 = versions && versions.v8 || ''; +var $Promise = global[PROMISE]; +var isNode = classof(process) == 'process'; +var empty = function () { /* empty */ }; +var Internal, newGenericPromiseCapability, OwnPromiseCapability, Wrapper; +var newPromiseCapability = newGenericPromiseCapability = newPromiseCapabilityModule.f; + +var USE_NATIVE = !!function () { + try { + // correct subclassing with @@species support + var promise = $Promise.resolve(1); + var FakePromise = (promise.constructor = {})[__webpack_require__(2)('species')] = function (exec) { + exec(empty, empty); + }; + // unhandled rejections tracking support, NodeJS Promise without it fails @@species test + return (isNode || typeof PromiseRejectionEvent == 'function') + && promise.then(empty) instanceof FakePromise + // v8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables + // https://bugs.chromium.org/p/chromium/issues/detail?id=830565 + // we can't detect it synchronously, so just check versions + && v8.indexOf('6.6') !== 0 + && userAgent.indexOf('Chrome/66') === -1; + } catch (e) { /* empty */ } +}(); + +// helpers +var isThenable = function (it) { + var then; + return isObject(it) && typeof (then = it.then) == 'function' ? then : false; +}; +var notify = function (promise, isReject) { + if (promise._n) return; + promise._n = true; + var chain = promise._c; + microtask(function () { + var value = promise._v; + var ok = promise._s == 1; + var i = 0; + var run = function (reaction) { + var handler = ok ? reaction.ok : reaction.fail; + var resolve = reaction.resolve; + var reject = reaction.reject; + var domain = reaction.domain; + var result, then, exited; + try { + if (handler) { + if (!ok) { + if (promise._h == 2) onHandleUnhandled(promise); + promise._h = 1; + } + if (handler === true) result = value; + else { + if (domain) domain.enter(); + result = handler(value); // may throw + if (domain) { + domain.exit(); + exited = true; + } + } + if (result === reaction.promise) { + reject(TypeError('Promise-chain cycle')); + } else if (then = isThenable(result)) { + then.call(result, resolve, reject); + } else resolve(result); + } else reject(value); + } catch (e) { + if (domain && !exited) domain.exit(); + reject(e); + } + }; + while (chain.length > i) run(chain[i++]); // variable length - can't use forEach + promise._c = []; + promise._n = false; + if (isReject && !promise._h) onUnhandled(promise); + }); +}; +var onUnhandled = function (promise) { + task.call(global, function () { + var value = promise._v; + var unhandled = isUnhandled(promise); + var result, handler, console; + if (unhandled) { + result = perform(function () { + if (isNode) { + process.emit('unhandledRejection', value, promise); + } else if (handler = global.onunhandledrejection) { + handler({ promise: promise, reason: value }); + } else if ((console = global.console) && console.error) { + console.error('Unhandled promise rejection', value); + } + }); + // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should + promise._h = isNode || isUnhandled(promise) ? 2 : 1; + } promise._a = undefined; + if (unhandled && result.e) throw result.v; + }); +}; +var isUnhandled = function (promise) { + return promise._h !== 1 && (promise._a || promise._c).length === 0; +}; +var onHandleUnhandled = function (promise) { + task.call(global, function () { + var handler; + if (isNode) { + process.emit('rejectionHandled', promise); + } else if (handler = global.onrejectionhandled) { + handler({ promise: promise, reason: promise._v }); + } + }); +}; +var $reject = function (value) { + var promise = this; + if (promise._d) return; + promise._d = true; + promise = promise._w || promise; // unwrap + promise._v = value; + promise._s = 2; + if (!promise._a) promise._a = promise._c.slice(); + notify(promise, true); +}; +var $resolve = function (value) { + var promise = this; + var then; + if (promise._d) return; + promise._d = true; + promise = promise._w || promise; // unwrap + try { + if (promise === value) throw TypeError("Promise can't be resolved itself"); + if (then = isThenable(value)) { + microtask(function () { + var wrapper = { _w: promise, _d: false }; // wrap + try { + then.call(value, ctx($resolve, wrapper, 1), ctx($reject, wrapper, 1)); + } catch (e) { + $reject.call(wrapper, e); + } + }); + } else { + promise._v = value; + promise._s = 1; + notify(promise, false); + } + } catch (e) { + $reject.call({ _w: promise, _d: false }, e); // wrap + } +}; + +// constructor polyfill +if (!USE_NATIVE) { + // 25.4.3.1 Promise(executor) + $Promise = function Promise(executor) { + anInstance(this, $Promise, PROMISE, '_h'); + aFunction(executor); + Internal.call(this); + try { + executor(ctx($resolve, this, 1), ctx($reject, this, 1)); + } catch (err) { + $reject.call(this, err); + } + }; + // eslint-disable-next-line no-unused-vars + Internal = function Promise(executor) { + this._c = []; // <- awaiting reactions + this._a = undefined; // <- checked in isUnhandled reactions + this._s = 0; // <- state + this._d = false; // <- done + this._v = undefined; // <- value + this._h = 0; // <- rejection state, 0 - default, 1 - handled, 2 - unhandled + this._n = false; // <- notify + }; + Internal.prototype = __webpack_require__(133)($Promise.prototype, { + // 25.4.5.3 Promise.prototype.then(onFulfilled, onRejected) + then: function then(onFulfilled, onRejected) { + var reaction = newPromiseCapability(speciesConstructor(this, $Promise)); + reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true; + reaction.fail = typeof onRejected == 'function' && onRejected; + reaction.domain = isNode ? process.domain : undefined; + this._c.push(reaction); + if (this._a) this._a.push(reaction); + if (this._s) notify(this, false); + return reaction.promise; + }, + // 25.4.5.1 Promise.prototype.catch(onRejected) + 'catch': function (onRejected) { + return this.then(undefined, onRejected); + } + }); + OwnPromiseCapability = function () { + var promise = new Internal(); + this.promise = promise; + this.resolve = ctx($resolve, promise, 1); + this.reject = ctx($reject, promise, 1); + }; + newPromiseCapabilityModule.f = newPromiseCapability = function (C) { + return C === $Promise || C === Wrapper + ? new OwnPromiseCapability(C) + : newGenericPromiseCapability(C); + }; +} + +$export($export.G + $export.W + $export.F * !USE_NATIVE, { Promise: $Promise }); +__webpack_require__(26)($Promise, PROMISE); +__webpack_require__(135)(PROMISE); +Wrapper = __webpack_require__(3)[PROMISE]; + +// statics +$export($export.S + $export.F * !USE_NATIVE, PROMISE, { + // 25.4.4.5 Promise.reject(r) + reject: function reject(r) { + var capability = newPromiseCapability(this); + var $$reject = capability.reject; + $$reject(r); + return capability.promise; + } +}); +$export($export.S + $export.F * (LIBRARY || !USE_NATIVE), PROMISE, { + // 25.4.4.6 Promise.resolve(x) + resolve: function resolve(x) { + return promiseResolve(LIBRARY && this === Wrapper ? $Promise : this, x); + } +}); +$export($export.S + $export.F * !(USE_NATIVE && __webpack_require__(123)(function (iter) { + $Promise.all(iter)['catch'](empty); +})), PROMISE, { + // 25.4.4.1 Promise.all(iterable) + all: function all(iterable) { + var C = this; + var capability = newPromiseCapability(C); + var resolve = capability.resolve; + var reject = capability.reject; + var result = perform(function () { + var values = []; + var index = 0; + var remaining = 1; + forOf(iterable, false, function (promise) { + var $index = index++; + var alreadyCalled = false; + values.push(undefined); + remaining++; + C.resolve(promise).then(function (value) { + if (alreadyCalled) return; + alreadyCalled = true; + values[$index] = value; + --remaining || resolve(values); + }, reject); + }); + --remaining || resolve(values); + }); + if (result.e) reject(result.v); + return capability.promise; + }, + // 25.4.4.4 Promise.race(iterable) + race: function race(iterable) { + var C = this; + var capability = newPromiseCapability(C); + var reject = capability.reject; + var result = perform(function () { + forOf(iterable, false, function (promise) { + C.resolve(promise).then(capability.resolve, reject); + }); + }); + if (result.e) reject(result.v); + return capability.promise; + } +}); + + +/***/ }), +/* 146 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +var $at = __webpack_require__(136)(true); + +// 21.1.3.27 String.prototype[@@iterator]() +__webpack_require__(49)(String, 'String', function (iterated) { + this._t = String(iterated); // target + this._i = 0; // next index +// 21.1.5.2.1 %StringIteratorPrototype%.next() +}, function () { + var O = this._t; + var index = this._i; + var point; + if (index >= O.length) return { value: undefined, done: true }; + point = $at(O, index); + this._i += point.length; + return { value: point, done: false }; +}); + + +/***/ }), +/* 147 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; +// https://github.com/tc39/proposal-promise-finally + +var $export = __webpack_require__(6); +var core = __webpack_require__(3); +var global = __webpack_require__(1); +var speciesConstructor = __webpack_require__(55); +var promiseResolve = __webpack_require__(52); + +$export($export.P + $export.R, 'Promise', { 'finally': function (onFinally) { + var C = speciesConstructor(this, core.Promise || global.Promise); + var isFunction = typeof onFinally == 'function'; + return this.then( + isFunction ? function (x) { + return promiseResolve(C, onFinally()).then(function () { return x; }); + } : onFinally, + isFunction ? function (e) { + return promiseResolve(C, onFinally()).then(function () { throw e; }); + } : onFinally + ); +} }); + + +/***/ }), +/* 148 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + +// https://github.com/tc39/proposal-promise-try +var $export = __webpack_require__(6); +var newPromiseCapability = __webpack_require__(25); +var perform = __webpack_require__(51); + +$export($export.S, 'Promise', { 'try': function (callbackfn) { + var promiseCapability = newPromiseCapability.f(this); + var result = perform(callbackfn); + (result.e ? promiseCapability.reject : promiseCapability.resolve)(result.v); + return promiseCapability.promise; +} }); + + +/***/ }), +/* 149 */ +/***/ (function(module, exports, __webpack_require__) { + +__webpack_require__(141); +var global = __webpack_require__(1); +var hide = __webpack_require__(7); +var Iterators = __webpack_require__(10); +var TO_STRING_TAG = __webpack_require__(2)('toStringTag'); + +var DOMIterables = ('CSSRuleList,CSSStyleDeclaration,CSSValueList,ClientRectList,DOMRectList,DOMStringList,' + + 'DOMTokenList,DataTransferItemList,FileList,HTMLAllCollection,HTMLCollection,HTMLFormElement,HTMLSelectElement,' + + 'MediaList,MimeTypeArray,NamedNodeMap,NodeList,PaintRequestList,Plugin,PluginArray,SVGLengthList,SVGNumberList,' + + 'SVGPathSegList,SVGPointList,SVGStringList,SVGTransformList,SourceBufferList,StyleSheetList,TextTrackCueList,' + + 'TextTrackList,TouchList').split(','); + +for (var i = 0; i < DOMIterables.length; i++) { + var NAME = DOMIterables[i]; + var Collection = global[NAME]; + var proto = Collection && Collection.prototype; + if (proto && !proto[TO_STRING_TAG]) hide(proto, TO_STRING_TAG, NAME); + Iterators[NAME] = Iterators.Array; +} + + +/***/ }), +/* 150 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); + +var _Errors = __webpack_require__(60); + +var _Errors2 = _interopRequireDefault(_Errors); + +var _util = __webpack_require__(151); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; } + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +var Form = function () { + /** + * Create a new Form instance. + * + * @param {object} data + * @param {object} options + */ + function Form() { + var data = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + + _classCallCheck(this, Form); + + this.processing = false; + this.successful = false; + + this.withData(data).withOptions(options).withErrors({}); + } + + _createClass(Form, [{ + key: 'withData', + value: function withData(data) { + if ((0, _util.isArray)(data)) { + data = data.reduce(function (carry, element) { + carry[element] = ''; + return carry; + }, {}); + } + + this.setInitialValues(data); + + this.errors = new _Errors2.default(); + this.processing = false; + this.successful = false; + + for (var field in data) { + (0, _util.guardAgainstReservedFieldName)(field); + + this[field] = data[field]; + } + + return this; + } + }, { + key: 'withErrors', + value: function withErrors(errors) { + this.errors = new _Errors2.default(errors); + + return this; + } + }, { + key: 'withOptions', + value: function withOptions(options) { + this.__options = { + resetOnSuccess: true + }; + + if (options.hasOwnProperty('resetOnSuccess')) { + this.__options.resetOnSuccess = options.resetOnSuccess; + } + + if (options.hasOwnProperty('onSuccess')) { + this.onSuccess = options.onSuccess; + } + + if (options.hasOwnProperty('onFail')) { + this.onFail = options.onFail; + } + + this.__http = options.http || window.axios || __webpack_require__(90); + + if (!this.__http) { + throw new Error('No http library provided. Either pass an http option, or install axios.'); + } + + return this; + } + + /** + * Fetch all relevant data for the form. + */ + + }, { + key: 'data', + value: function data() { + var data = {}; + + for (var property in this.initial) { + data[property] = this[property]; + } + + return data; + } + + /** + * Fetch specific data for the form. + * + * @param {array} fields + * @return {object} + */ + + }, { + key: 'only', + value: function only(fields) { + var _this = this; + + return fields.reduce(function (filtered, field) { + filtered[field] = _this[field]; + return filtered; + }, {}); + } + + /** + * Reset the form fields. + */ + + }, { + key: 'reset', + value: function reset() { + (0, _util.merge)(this, this.initial); + + this.errors.clear(); + } + }, { + key: 'setInitialValues', + value: function setInitialValues(values) { + this.initial = {}; + + (0, _util.merge)(this.initial, values); + } + }, { + key: 'populate', + value: function populate(data) { + var _this2 = this; + + Object.keys(data).forEach(function (field) { + (0, _util.guardAgainstReservedFieldName)(field); + + if (_this2.hasOwnProperty(field)) { + (0, _util.merge)(_this2, _defineProperty({}, field, data[field])); + } + }); + + return this; + } + + /** + * Clear the form fields. + */ + + }, { + key: 'clear', + value: function clear() { + for (var field in this.initial) { + this[field] = ''; + } + + this.errors.clear(); + } + + /** + * Send a POST request to the given URL. + * + * @param {string} url + */ + + }, { + key: 'post', + value: function post(url) { + return this.submit('post', url); + } + + /** + * Send a PUT request to the given URL. + * + * @param {string} url + */ + + }, { + key: 'put', + value: function put(url) { + return this.submit('put', url); + } + + /** + * Send a PATCH request to the given URL. + * + * @param {string} url + */ + + }, { + key: 'patch', + value: function patch(url) { + return this.submit('patch', url); + } + + /** + * Send a DELETE request to the given URL. + * + * @param {string} url + */ + + }, { + key: 'delete', + value: function _delete(url) { + return this.submit('delete', url); + } + + /** + * Submit the form. + * + * @param {string} requestType + * @param {string} url + */ + + }, { + key: 'submit', + value: function submit(requestType, url) { + var _this3 = this; + + this.__validateRequestType(requestType); + this.errors.clear(); + this.processing = true; + this.successful = false; + + return new Promise(function (resolve, reject) { + _this3.__http[requestType](url, _this3.hasFiles() ? (0, _util.objectToFormData)(_this3.data()) : _this3.data()).then(function (response) { + _this3.processing = false; + _this3.onSuccess(response.data); + + resolve(response.data); + }).catch(function (error) { + _this3.processing = false; + _this3.onFail(error); + + reject(error); + }); + }); + } + }, { + key: 'hasFiles', + value: function hasFiles() { + for (var property in this.initial) { + if (this[property] instanceof File || this[property] instanceof FileList) { + return true; + } + } + + return false; + } + + /** + * Handle a successful form submission. + * + * @param {object} data + */ + + }, { + key: 'onSuccess', + value: function onSuccess(data) { + this.successful = true; + + if (this.__options.resetOnSuccess) { + this.reset(); + } + } + + /** + * Handle a failed form submission. + * + * @param {object} data + */ + + }, { + key: 'onFail', + value: function onFail(error) { + this.successful = false; + + if (error.response && error.response.data.errors) { + this.errors.record(error.response.data.errors); + } + } + + /** + * Get the error message(s) for the given field. + * + * @param field + */ + + }, { + key: 'hasError', + value: function hasError(field) { + return this.errors.has(field); + } + + /** + * Get the first error message for the given field. + * + * @param {string} field + * @return {string} + */ + + }, { + key: 'getError', + value: function getError(field) { + return this.errors.first(field); + } + + /** + * Get the error messages for the given field. + * + * @param {string} field + * @return {array} + */ + + }, { + key: 'getErrors', + value: function getErrors(field) { + return this.errors.get(field); + } + }, { + key: '__validateRequestType', + value: function __validateRequestType(requestType) { + var requestTypes = ['get', 'delete', 'head', 'post', 'put', 'patch']; + + if (requestTypes.indexOf(requestType) === -1) { + throw new Error('`' + requestType + '` is not a valid request type, ' + ('must be one of: `' + requestTypes.join('`, `') + '`.')); + } + } + }], [{ + key: 'create', + value: function create() { + var data = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + return new Form().withData(data); + } + }]); + + return Form; +}(); + +exports.default = Form; + +/***/ }), +/* 151 */ +/***/ (function(module, exports, __webpack_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; + +exports.isArray = isArray; +exports.guardAgainstReservedFieldName = guardAgainstReservedFieldName; +exports.merge = merge; +exports.cloneDeep = cloneDeep; +exports.objectToFormData = objectToFormData; + +function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } } + +function isArray(object) { + return Object.prototype.toString.call(object) === '[object Array]'; +} + +var reservedFieldNames = exports.reservedFieldNames = ['__http', '__options', '__validateRequestType', 'clear', 'data', 'delete', 'errors', 'getError', 'getErrors', 'hasError', 'initial', 'onFail', 'only', 'onSuccess', 'patch', 'populate', 'post', 'processing', 'successful', 'put', 'reset', 'submit', 'withData', 'withErrors', 'withOptions']; + +function guardAgainstReservedFieldName(fieldName) { + if (reservedFieldNames.indexOf(fieldName) !== -1) { + throw new Error('Field name ' + fieldName + ' isn\'t allowed to be used in a Form or Errors instance.'); + } +} + +function merge(a, b) { + for (var key in b) { + a[key] = cloneDeep(b[key]); + } +} + +function cloneDeep(object) { + if (object === null) { + return null; + } + + if (Array.isArray(object)) { + return [].concat(_toConsumableArray(object)); + } + + if ((typeof object === 'undefined' ? 'undefined' : _typeof(object)) === 'object') { + var clone = {}; + + for (var key in object) { + clone[key] = cloneDeep(object[key]); + } + + return clone; + } + + return object; +} + +function objectToFormData(object) { + var formData = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : new FormData(); + var parent = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + + for (var property in object) { + _appendToFormData(formData, _getKey(parent, property), object[property]); + } + + return formData; +} + +function _getKey(parent, property) { + return parent ? parent + '[' + property + ']' : property; +} + +function _appendToFormData(formData, key, value) { + if (value instanceof Date) { + return formData.append(key, value.toISOString()); + } + + if (value instanceof File) { + return formData.append(key, value, value.name); + } + + if ((typeof value === 'undefined' ? 'undefined' : _typeof(value)) !== 'object') { + return formData.append(key, value); + } + + objectToFormData(value, formData, key); +} + +/***/ }), +/* 152 */ +/***/ (function(module, exports) { + +/*! + * Determine if an object is a Buffer + * + * @author Feross Aboukhadijeh + * @license MIT + */ + +// The _isBuffer check is for Safari 5-7 support, because it's missing +// Object.prototype.constructor. Remove this eventually +module.exports = function (obj) { + return obj != null && (isBuffer(obj) || isSlowBuffer(obj) || !!obj._isBuffer) +} + +function isBuffer (obj) { + return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj) +} + +// For Node v0.10 support. Remove this eventually. +function isSlowBuffer (obj) { + return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isBuffer(obj.slice(0, 0)) +} + + +/***/ }), +/* 153 */ +/***/ (function(module, exports) { + +/** + * A faster alternative to `Function#apply`, this function invokes `func` + * with the `this` binding of `thisArg` and the arguments of `args`. + * + * @private + * @param {Function} func The function to invoke. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} args The arguments to invoke `func` with. + * @returns {*} Returns the result of `func`. + */ +function apply(func, thisArg, args) { + switch (args.length) { + case 0: return func.call(thisArg); + case 1: return func.call(thisArg, args[0]); + case 2: return func.call(thisArg, args[0], args[1]); + case 3: return func.call(thisArg, args[0], args[1], args[2]); + } + return func.apply(thisArg, args); +} + +module.exports = apply; + + +/***/ }), +/* 154 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseTimes = __webpack_require__(164), + isArguments = __webpack_require__(189), + isArray = __webpack_require__(31), + isBuffer = __webpack_require__(190), + isIndex = __webpack_require__(63), + isTypedArray = __webpack_require__(192); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ +function arrayLikeKeys(value, inherited) { + var isArr = isArray(value), + isArg = !isArr && isArguments(value), + isBuff = !isArr && !isArg && isBuffer(value), + isType = !isArr && !isArg && !isBuff && isTypedArray(value), + skipIndexes = isArr || isArg || isBuff || isType, + result = skipIndexes ? baseTimes(value.length, String) : [], + length = result.length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && ( + // Safari 9 has enumerable `arguments.length` in strict mode. + key == 'length' || + // Node.js 0.10 has enumerable non-index properties on buffers. + (isBuff && (key == 'offset' || key == 'parent')) || + // PhantomJS 2 has enumerable non-index properties on typed arrays. + (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) || + // Skip index properties. + isIndex(key, length) + ))) { + result.push(key); + } + } + return result; +} + +module.exports = arrayLikeKeys; + + +/***/ }), +/* 155 */ +/***/ (function(module, exports) { + +/** + * A specialized version of `_.map` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ +function arrayMap(array, iteratee) { + var index = -1, + length = array == null ? 0 : array.length, + result = Array(length); + + while (++index < length) { + result[index] = iteratee(array[index], index, array); + } + return result; +} + +module.exports = arrayMap; + + +/***/ }), +/* 156 */ +/***/ (function(module, exports) { + +/** + * Converts an ASCII `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ +function asciiToArray(string) { + return string.split(''); +} + +module.exports = asciiToArray; + + +/***/ }), +/* 157 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseGetTag = __webpack_require__(12), + isObjectLike = __webpack_require__(13); + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]'; + +/** + * The base implementation of `_.isArguments`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + */ +function baseIsArguments(value) { + return isObjectLike(value) && baseGetTag(value) == argsTag; +} + +module.exports = baseIsArguments; + + +/***/ }), +/* 158 */ +/***/ (function(module, exports, __webpack_require__) { + +var isFunction = __webpack_require__(67), + isMasked = __webpack_require__(175), + isObject = __webpack_require__(8), + toSource = __webpack_require__(184); + +/** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). + */ +var reRegExpChar = /[\\^$.*+?()[\]{}|]/g; + +/** Used to detect host constructors (Safari). */ +var reIsHostCtor = /^\[object .+?Constructor\]$/; + +/** Used for built-in method references. */ +var funcProto = Function.prototype, + objectProto = Object.prototype; + +/** Used to resolve the decompiled source of functions. */ +var funcToString = funcProto.toString; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** Used to detect if a method is native. */ +var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' +); + +/** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ +function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = isFunction(value) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); +} + +module.exports = baseIsNative; + + +/***/ }), +/* 159 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseGetTag = __webpack_require__(12), + isLength = __webpack_require__(68), + isObjectLike = __webpack_require__(13); + +/** `Object#toString` result references. */ +var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + weakMapTag = '[object WeakMap]'; + +var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** Used to identify `toStringTag` values of typed arrays. */ +var typedArrayTags = {}; +typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = +typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = +typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = +typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = +typedArrayTags[uint32Tag] = true; +typedArrayTags[argsTag] = typedArrayTags[arrayTag] = +typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = +typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = +typedArrayTags[errorTag] = typedArrayTags[funcTag] = +typedArrayTags[mapTag] = typedArrayTags[numberTag] = +typedArrayTags[objectTag] = typedArrayTags[regexpTag] = +typedArrayTags[setTag] = typedArrayTags[stringTag] = +typedArrayTags[weakMapTag] = false; + +/** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ +function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[baseGetTag(value)]; +} + +module.exports = baseIsTypedArray; + + +/***/ }), +/* 160 */ +/***/ (function(module, exports, __webpack_require__) { + +var isObject = __webpack_require__(8), + isPrototype = __webpack_require__(176), + nativeKeysIn = __webpack_require__(177); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function baseKeysIn(object) { + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; + + for (var key in object) { + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } + } + return result; +} + +module.exports = baseKeysIn; + + +/***/ }), +/* 161 */ +/***/ (function(module, exports, __webpack_require__) { + +var identity = __webpack_require__(65), + overRest = __webpack_require__(180), + setToString = __webpack_require__(181); + +/** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ +function baseRest(func, start) { + return setToString(overRest(func, start, identity), func + ''); +} + +module.exports = baseRest; + + +/***/ }), +/* 162 */ +/***/ (function(module, exports, __webpack_require__) { + +var constant = __webpack_require__(186), + defineProperty = __webpack_require__(170), + identity = __webpack_require__(65); + +/** + * The base implementation of `setToString` without support for hot loop shorting. + * + * @private + * @param {Function} func The function to modify. + * @param {Function} string The `toString` result. + * @returns {Function} Returns `func`. + */ +var baseSetToString = !defineProperty ? identity : function(func, string) { + return defineProperty(func, 'toString', { + 'configurable': true, + 'enumerable': false, + 'value': constant(string), + 'writable': true + }); +}; + +module.exports = baseSetToString; + + +/***/ }), +/* 163 */ +/***/ (function(module, exports) { + +/** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ +function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = end > length ? length : end; + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; +} + +module.exports = baseSlice; + + +/***/ }), +/* 164 */ +/***/ (function(module, exports) { + +/** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ +function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; +} + +module.exports = baseTimes; + + +/***/ }), +/* 165 */ +/***/ (function(module, exports, __webpack_require__) { + +var Symbol = __webpack_require__(30), + arrayMap = __webpack_require__(155), + isArray = __webpack_require__(31), + isSymbol = __webpack_require__(69); + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0; + +/** Used to convert symbols to primitives and strings. */ +var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + +/** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ +function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isArray(value)) { + // Recursively convert values (susceptible to call stack limits). + return arrayMap(value, baseToString) + ''; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; +} + +module.exports = baseToString; + + +/***/ }), +/* 166 */ +/***/ (function(module, exports) { + +/** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ +function baseUnary(func) { + return function(value) { + return func(value); + }; +} + +module.exports = baseUnary; + + +/***/ }), +/* 167 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseSlice = __webpack_require__(163); + +/** + * Casts `array` to a slice if it's needed. + * + * @private + * @param {Array} array The array to inspect. + * @param {number} start The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the cast slice. + */ +function castSlice(array, start, end) { + var length = array.length; + end = end === undefined ? length : end; + return (!start && end >= length) ? array : baseSlice(array, start, end); +} + +module.exports = castSlice; + + +/***/ }), +/* 168 */ +/***/ (function(module, exports, __webpack_require__) { + +var root = __webpack_require__(18); + +/** Used to detect overreaching core-js shims. */ +var coreJsData = root['__core-js_shared__']; + +module.exports = coreJsData; + + +/***/ }), +/* 169 */ +/***/ (function(module, exports, __webpack_require__) { + +var castSlice = __webpack_require__(167), + hasUnicode = __webpack_require__(62), + stringToArray = __webpack_require__(183), + toString = __webpack_require__(198); + +/** + * Creates a function like `_.lowerFirst`. + * + * @private + * @param {string} methodName The name of the `String` case method to use. + * @returns {Function} Returns the new case function. + */ +function createCaseFirst(methodName) { + return function(string) { + string = toString(string); + + var strSymbols = hasUnicode(string) + ? stringToArray(string) + : undefined; + + var chr = strSymbols + ? strSymbols[0] + : string.charAt(0); + + var trailing = strSymbols + ? castSlice(strSymbols, 1).join('') + : string.slice(1); + + return chr[methodName]() + trailing; + }; +} + +module.exports = createCaseFirst; + + +/***/ }), +/* 170 */ +/***/ (function(module, exports, __webpack_require__) { + +var getNative = __webpack_require__(171); + +var defineProperty = (function() { + try { + var func = getNative(Object, 'defineProperty'); + func({}, '', {}); + return func; + } catch (e) {} +}()); + +module.exports = defineProperty; + + +/***/ }), +/* 171 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseIsNative = __webpack_require__(158), + getValue = __webpack_require__(173); + +/** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ +function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; +} + +module.exports = getNative; + + +/***/ }), +/* 172 */ +/***/ (function(module, exports, __webpack_require__) { + +var Symbol = __webpack_require__(30); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) + * of values. + */ +var nativeObjectToString = objectProto.toString; + +/** Built-in value references. */ +var symToStringTag = Symbol ? Symbol.toStringTag : undefined; + +/** + * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the raw `toStringTag`. + */ +function getRawTag(value) { + var isOwn = hasOwnProperty.call(value, symToStringTag), + tag = value[symToStringTag]; + + try { + value[symToStringTag] = undefined; + var unmasked = true; + } catch (e) {} + + var result = nativeObjectToString.call(value); + if (unmasked) { + if (isOwn) { + value[symToStringTag] = tag; + } else { + delete value[symToStringTag]; + } + } + return result; +} + +module.exports = getRawTag; + + +/***/ }), +/* 173 */ +/***/ (function(module, exports) { + +/** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ +function getValue(object, key) { + return object == null ? undefined : object[key]; +} + +module.exports = getValue; + + +/***/ }), +/* 174 */ +/***/ (function(module, exports, __webpack_require__) { + +var eq = __webpack_require__(64), + isArrayLike = __webpack_require__(66), + isIndex = __webpack_require__(63), + isObject = __webpack_require__(8); + +/** + * Checks if the given arguments are from an iteratee call. + * + * @private + * @param {*} value The potential iteratee value argument. + * @param {*} index The potential iteratee index or key argument. + * @param {*} object The potential iteratee object argument. + * @returns {boolean} Returns `true` if the arguments are from an iteratee call, + * else `false`. + */ +function isIterateeCall(value, index, object) { + if (!isObject(object)) { + return false; + } + var type = typeof index; + if (type == 'number' + ? (isArrayLike(object) && isIndex(index, object.length)) + : (type == 'string' && index in object) + ) { + return eq(object[index], value); + } + return false; +} + +module.exports = isIterateeCall; + + +/***/ }), +/* 175 */ +/***/ (function(module, exports, __webpack_require__) { + +var coreJsData = __webpack_require__(168); + +/** Used to detect methods masquerading as native. */ +var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; +}()); + +/** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ +function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); +} + +module.exports = isMasked; + + +/***/ }), +/* 176 */ +/***/ (function(module, exports) { + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ +function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; +} + +module.exports = isPrototype; + + +/***/ }), +/* 177 */ +/***/ (function(module, exports) { + +/** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ +function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; +} + +module.exports = nativeKeysIn; + + +/***/ }), +/* 178 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(module) {var freeGlobal = __webpack_require__(61); + +/** Detect free variable `exports`. */ +var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Detect free variable `process` from Node.js. */ +var freeProcess = moduleExports && freeGlobal.process; + +/** Used to access faster Node.js helpers. */ +var nodeUtil = (function() { + try { + // Use `util.types` for Node.js 10+. + var types = freeModule && freeModule.require && freeModule.require('util').types; + + if (types) { + return types; + } + + // Legacy `process.binding('util')` for Node.js < 10. + return freeProcess && freeProcess.binding && freeProcess.binding('util'); + } catch (e) {} +}()); + +module.exports = nodeUtil; + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(32)(module))) + +/***/ }), +/* 179 */ +/***/ (function(module, exports) { + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) + * of values. + */ +var nativeObjectToString = objectProto.toString; + +/** + * Converts `value` to a string using `Object.prototype.toString`. + * + * @private + * @param {*} value The value to convert. + * @returns {string} Returns the converted string. + */ +function objectToString(value) { + return nativeObjectToString.call(value); +} + +module.exports = objectToString; + + +/***/ }), +/* 180 */ +/***/ (function(module, exports, __webpack_require__) { + +var apply = __webpack_require__(153); + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeMax = Math.max; + +/** + * A specialized version of `baseRest` which transforms the rest array. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @param {Function} transform The rest array transform. + * @returns {Function} Returns the new function. + */ +function overRest(func, start, transform) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = transform(array); + return apply(func, this, otherArgs); + }; +} + +module.exports = overRest; + + +/***/ }), +/* 181 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseSetToString = __webpack_require__(162), + shortOut = __webpack_require__(182); + +/** + * Sets the `toString` method of `func` to return `string`. + * + * @private + * @param {Function} func The function to modify. + * @param {Function} string The `toString` result. + * @returns {Function} Returns `func`. + */ +var setToString = shortOut(baseSetToString); + +module.exports = setToString; + + +/***/ }), +/* 182 */ +/***/ (function(module, exports) { + +/** Used to detect hot functions by number of calls within a span of milliseconds. */ +var HOT_COUNT = 800, + HOT_SPAN = 16; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeNow = Date.now; + +/** + * Creates a function that'll short out and invoke `identity` instead + * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN` + * milliseconds. + * + * @private + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new shortable function. + */ +function shortOut(func) { + var count = 0, + lastCalled = 0; + + return function() { + var stamp = nativeNow(), + remaining = HOT_SPAN - (stamp - lastCalled); + + lastCalled = stamp; + if (remaining > 0) { + if (++count >= HOT_COUNT) { + return arguments[0]; + } + } else { + count = 0; + } + return func.apply(undefined, arguments); + }; +} + +module.exports = shortOut; + + +/***/ }), +/* 183 */ +/***/ (function(module, exports, __webpack_require__) { + +var asciiToArray = __webpack_require__(156), + hasUnicode = __webpack_require__(62), + unicodeToArray = __webpack_require__(185); + +/** + * Converts `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ +function stringToArray(string) { + return hasUnicode(string) + ? unicodeToArray(string) + : asciiToArray(string); +} + +module.exports = stringToArray; + + +/***/ }), +/* 184 */ +/***/ (function(module, exports) { + +/** Used for built-in method references. */ +var funcProto = Function.prototype; + +/** Used to resolve the decompiled source of functions. */ +var funcToString = funcProto.toString; + +/** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to convert. + * @returns {string} Returns the source code. + */ +function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; +} + +module.exports = toSource; + + +/***/ }), +/* 185 */ +/***/ (function(module, exports) { + +/** Used to compose unicode character classes. */ +var rsAstralRange = '\\ud800-\\udfff', + rsComboMarksRange = '\\u0300-\\u036f', + reComboHalfMarksRange = '\\ufe20-\\ufe2f', + rsComboSymbolsRange = '\\u20d0-\\u20ff', + rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange, + rsVarRange = '\\ufe0e\\ufe0f'; + +/** Used to compose unicode capture groups. */ +var rsAstral = '[' + rsAstralRange + ']', + rsCombo = '[' + rsComboRange + ']', + rsFitz = '\\ud83c[\\udffb-\\udfff]', + rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')', + rsNonAstral = '[^' + rsAstralRange + ']', + rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}', + rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]', + rsZWJ = '\\u200d'; + +/** Used to compose unicode regexes. */ +var reOptMod = rsModifier + '?', + rsOptVar = '[' + rsVarRange + ']?', + rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*', + rsSeq = rsOptVar + reOptMod + rsOptJoin, + rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')'; + +/** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */ +var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g'); + +/** + * Converts a Unicode `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ +function unicodeToArray(string) { + return string.match(reUnicode) || []; +} + +module.exports = unicodeToArray; + + +/***/ }), +/* 186 */ +/***/ (function(module, exports) { + +/** + * Creates a function that returns `value`. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Util + * @param {*} value The value to return from the new function. + * @returns {Function} Returns the new constant function. + * @example + * + * var objects = _.times(2, _.constant({ 'a': 1 })); + * + * console.log(objects); + * // => [{ 'a': 1 }, { 'a': 1 }] + * + * console.log(objects[0] === objects[1]); + * // => true + */ +function constant(value) { + return function() { + return value; + }; +} + +module.exports = constant; + + +/***/ }), +/* 187 */ +/***/ (function(module, exports, __webpack_require__) { + +var isObject = __webpack_require__(8), + now = __webpack_require__(195), + toNumber = __webpack_require__(197); + +/** Error message constants. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeMax = Math.max, + nativeMin = Math.min; + +/** + * Creates a debounced function that delays invoking `func` until after `wait` + * milliseconds have elapsed since the last time the debounced function was + * invoked. The debounced function comes with a `cancel` method to cancel + * delayed `func` invocations and a `flush` method to immediately invoke them. + * Provide `options` to indicate whether `func` should be invoked on the + * leading and/or trailing edge of the `wait` timeout. The `func` is invoked + * with the last arguments provided to the debounced function. Subsequent + * calls to the debounced function return the result of the last `func` + * invocation. + * + * **Note:** If `leading` and `trailing` options are `true`, `func` is + * invoked on the trailing edge of the timeout only if the debounced function + * is invoked more than once during the `wait` timeout. + * + * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred + * until to the next tick, similar to `setTimeout` with a timeout of `0`. + * + * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/) + * for details over the differences between `_.debounce` and `_.throttle`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to debounce. + * @param {number} [wait=0] The number of milliseconds to delay. + * @param {Object} [options={}] The options object. + * @param {boolean} [options.leading=false] + * Specify invoking on the leading edge of the timeout. + * @param {number} [options.maxWait] + * The maximum time `func` is allowed to be delayed before it's invoked. + * @param {boolean} [options.trailing=true] + * Specify invoking on the trailing edge of the timeout. + * @returns {Function} Returns the new debounced function. + * @example + * + * // Avoid costly calculations while the window size is in flux. + * jQuery(window).on('resize', _.debounce(calculateLayout, 150)); + * + * // Invoke `sendMail` when clicked, debouncing subsequent calls. + * jQuery(element).on('click', _.debounce(sendMail, 300, { + * 'leading': true, + * 'trailing': false + * })); + * + * // Ensure `batchLog` is invoked once after 1 second of debounced calls. + * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 }); + * var source = new EventSource('/stream'); + * jQuery(source).on('message', debounced); + * + * // Cancel the trailing debounced invocation. + * jQuery(window).on('popstate', debounced.cancel); + */ +function debounce(func, wait, options) { + var lastArgs, + lastThis, + maxWait, + result, + timerId, + lastCallTime, + lastInvokeTime = 0, + leading = false, + maxing = false, + trailing = true; + + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + wait = toNumber(wait) || 0; + if (isObject(options)) { + leading = !!options.leading; + maxing = 'maxWait' in options; + maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait; + trailing = 'trailing' in options ? !!options.trailing : trailing; + } + + function invokeFunc(time) { + var args = lastArgs, + thisArg = lastThis; + + lastArgs = lastThis = undefined; + lastInvokeTime = time; + result = func.apply(thisArg, args); + return result; + } + + function leadingEdge(time) { + // Reset any `maxWait` timer. + lastInvokeTime = time; + // Start the timer for the trailing edge. + timerId = setTimeout(timerExpired, wait); + // Invoke the leading edge. + return leading ? invokeFunc(time) : result; + } + + function remainingWait(time) { + var timeSinceLastCall = time - lastCallTime, + timeSinceLastInvoke = time - lastInvokeTime, + timeWaiting = wait - timeSinceLastCall; + + return maxing + ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) + : timeWaiting; + } + + function shouldInvoke(time) { + var timeSinceLastCall = time - lastCallTime, + timeSinceLastInvoke = time - lastInvokeTime; + + // Either this is the first call, activity has stopped and we're at the + // trailing edge, the system time has gone backwards and we're treating + // it as the trailing edge, or we've hit the `maxWait` limit. + return (lastCallTime === undefined || (timeSinceLastCall >= wait) || + (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait)); + } + + function timerExpired() { + var time = now(); + if (shouldInvoke(time)) { + return trailingEdge(time); + } + // Restart the timer. + timerId = setTimeout(timerExpired, remainingWait(time)); + } + + function trailingEdge(time) { + timerId = undefined; + + // Only invoke if we have `lastArgs` which means `func` has been + // debounced at least once. + if (trailing && lastArgs) { + return invokeFunc(time); + } + lastArgs = lastThis = undefined; + return result; + } + + function cancel() { + if (timerId !== undefined) { + clearTimeout(timerId); + } + lastInvokeTime = 0; + lastArgs = lastCallTime = lastThis = timerId = undefined; + } + + function flush() { + return timerId === undefined ? result : trailingEdge(now()); + } + + function debounced() { + var time = now(), + isInvoking = shouldInvoke(time); + + lastArgs = arguments; + lastThis = this; + lastCallTime = time; + + if (isInvoking) { + if (timerId === undefined) { + return leadingEdge(lastCallTime); + } + if (maxing) { + // Handle invocations in a tight loop. + clearTimeout(timerId); + timerId = setTimeout(timerExpired, wait); + return invokeFunc(lastCallTime); + } + } + if (timerId === undefined) { + timerId = setTimeout(timerExpired, wait); + } + return result; + } + debounced.cancel = cancel; + debounced.flush = flush; + return debounced; +} + +module.exports = debounce; + + +/***/ }), +/* 188 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseRest = __webpack_require__(161), + eq = __webpack_require__(64), + isIterateeCall = __webpack_require__(174), + keysIn = __webpack_require__(193); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Assigns own and inherited enumerable string keyed properties of source + * objects to the destination object for all destination properties that + * resolve to `undefined`. Source objects are applied from left to right. + * Once a property is set, additional values of the same property are ignored. + * + * **Note:** This method mutates `object`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.defaultsDeep + * @example + * + * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); + * // => { 'a': 1, 'b': 2 } + */ +var defaults = baseRest(function(object, sources) { + object = Object(object); + + var index = -1; + var length = sources.length; + var guard = length > 2 ? sources[2] : undefined; + + if (guard && isIterateeCall(sources[0], sources[1], guard)) { + length = 1; + } + + while (++index < length) { + var source = sources[index]; + var props = keysIn(source); + var propsIndex = -1; + var propsLength = props.length; + + while (++propsIndex < propsLength) { + var key = props[propsIndex]; + var value = object[key]; + + if (value === undefined || + (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) { + object[key] = source[key]; + } + } + } + + return object; +}); + +module.exports = defaults; + + +/***/ }), +/* 189 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseIsArguments = __webpack_require__(157), + isObjectLike = __webpack_require__(13); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** Built-in value references. */ +var propertyIsEnumerable = objectProto.propertyIsEnumerable; + +/** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ +var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) { + return isObjectLike(value) && hasOwnProperty.call(value, 'callee') && + !propertyIsEnumerable.call(value, 'callee'); +}; + +module.exports = isArguments; + + +/***/ }), +/* 190 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(module) {var root = __webpack_require__(18), + stubFalse = __webpack_require__(196); + +/** Detect free variable `exports`. */ +var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Built-in value references. */ +var Buffer = moduleExports ? root.Buffer : undefined; + +/* Built-in method references for those with the same name as other `lodash` methods. */ +var nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined; + +/** + * Checks if `value` is a buffer. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. + * @example + * + * _.isBuffer(new Buffer(2)); + * // => true + * + * _.isBuffer(new Uint8Array(2)); + * // => false + */ +var isBuffer = nativeIsBuffer || stubFalse; + +module.exports = isBuffer; + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(32)(module))) + +/***/ }), +/* 191 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseGetTag = __webpack_require__(12), + isArray = __webpack_require__(31), + isObjectLike = __webpack_require__(13); + +/** `Object#toString` result references. */ +var stringTag = '[object String]'; + +/** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ +function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag); +} + +module.exports = isString; + + +/***/ }), +/* 192 */ +/***/ (function(module, exports, __webpack_require__) { + +var baseIsTypedArray = __webpack_require__(159), + baseUnary = __webpack_require__(166), + nodeUtil = __webpack_require__(178); + +/* Node.js helper references. */ +var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + +/** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ +var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + +module.exports = isTypedArray; + + +/***/ }), +/* 193 */ +/***/ (function(module, exports, __webpack_require__) { + +var arrayLikeKeys = __webpack_require__(154), + baseKeysIn = __webpack_require__(160), + isArrayLike = __webpack_require__(66); + +/** + * Creates an array of the own and inherited enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keysIn(new Foo); + * // => ['a', 'b', 'c'] (iteration order is not guaranteed) + */ +function keysIn(object) { + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); +} + +module.exports = keysIn; + + +/***/ }), +/* 194 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(global, module) {var __WEBPACK_AMD_DEFINE_RESULT__;/** + * @license + * Lodash + * Copyright OpenJS Foundation and other contributors + * Released under MIT license + * Based on Underscore.js 1.8.3 + * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + */ +;(function() { + + /** Used as a safe reference for `undefined` in pre-ES5 environments. */ + var undefined; + + /** Used as the semantic version number. */ + var VERSION = '4.17.19'; + + /** Used as the size to enable large array optimizations. */ + var LARGE_ARRAY_SIZE = 200; + + /** Error message constants. */ + var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.', + FUNC_ERROR_TEXT = 'Expected a function'; + + /** Used to stand-in for `undefined` hash values. */ + var HASH_UNDEFINED = '__lodash_hash_undefined__'; + + /** Used as the maximum memoize cache size. */ + var MAX_MEMOIZE_SIZE = 500; + + /** Used as the internal argument placeholder. */ + var PLACEHOLDER = '__lodash_placeholder__'; + + /** Used to compose bitmasks for cloning. */ + var CLONE_DEEP_FLAG = 1, + CLONE_FLAT_FLAG = 2, + CLONE_SYMBOLS_FLAG = 4; + + /** Used to compose bitmasks for value comparisons. */ + var COMPARE_PARTIAL_FLAG = 1, + COMPARE_UNORDERED_FLAG = 2; + + /** Used to compose bitmasks for function metadata. */ + var WRAP_BIND_FLAG = 1, + WRAP_BIND_KEY_FLAG = 2, + WRAP_CURRY_BOUND_FLAG = 4, + WRAP_CURRY_FLAG = 8, + WRAP_CURRY_RIGHT_FLAG = 16, + WRAP_PARTIAL_FLAG = 32, + WRAP_PARTIAL_RIGHT_FLAG = 64, + WRAP_ARY_FLAG = 128, + WRAP_REARG_FLAG = 256, + WRAP_FLIP_FLAG = 512; + + /** Used as default options for `_.truncate`. */ + var DEFAULT_TRUNC_LENGTH = 30, + DEFAULT_TRUNC_OMISSION = '...'; + + /** Used to detect hot functions by number of calls within a span of milliseconds. */ + var HOT_COUNT = 800, + HOT_SPAN = 16; + + /** Used to indicate the type of lazy iteratees. */ + var LAZY_FILTER_FLAG = 1, + LAZY_MAP_FLAG = 2, + LAZY_WHILE_FLAG = 3; + + /** Used as references for various `Number` constants. */ + var INFINITY = 1 / 0, + MAX_SAFE_INTEGER = 9007199254740991, + MAX_INTEGER = 1.7976931348623157e+308, + NAN = 0 / 0; + + /** Used as references for the maximum length and index of an array. */ + var MAX_ARRAY_LENGTH = 4294967295, + MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1, + HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1; + + /** Used to associate wrap methods with their bit flags. */ + var wrapFlags = [ + ['ary', WRAP_ARY_FLAG], + ['bind', WRAP_BIND_FLAG], + ['bindKey', WRAP_BIND_KEY_FLAG], + ['curry', WRAP_CURRY_FLAG], + ['curryRight', WRAP_CURRY_RIGHT_FLAG], + ['flip', WRAP_FLIP_FLAG], + ['partial', WRAP_PARTIAL_FLAG], + ['partialRight', WRAP_PARTIAL_RIGHT_FLAG], + ['rearg', WRAP_REARG_FLAG] + ]; + + /** `Object#toString` result references. */ + var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + asyncTag = '[object AsyncFunction]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + domExcTag = '[object DOMException]', + errorTag = '[object Error]', + funcTag = '[object Function]', + genTag = '[object GeneratorFunction]', + mapTag = '[object Map]', + numberTag = '[object Number]', + nullTag = '[object Null]', + objectTag = '[object Object]', + promiseTag = '[object Promise]', + proxyTag = '[object Proxy]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + symbolTag = '[object Symbol]', + undefinedTag = '[object Undefined]', + weakMapTag = '[object WeakMap]', + weakSetTag = '[object WeakSet]'; + + var arrayBufferTag = '[object ArrayBuffer]', + dataViewTag = '[object DataView]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + + /** Used to match empty string literals in compiled template source. */ + var reEmptyStringLeading = /\b__p \+= '';/g, + reEmptyStringMiddle = /\b(__p \+=) '' \+/g, + reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g; + + /** Used to match HTML entities and HTML characters. */ + var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g, + reUnescapedHtml = /[&<>"']/g, + reHasEscapedHtml = RegExp(reEscapedHtml.source), + reHasUnescapedHtml = RegExp(reUnescapedHtml.source); + + /** Used to match template delimiters. */ + var reEscape = /<%-([\s\S]+?)%>/g, + reEvaluate = /<%([\s\S]+?)%>/g, + reInterpolate = /<%=([\s\S]+?)%>/g; + + /** Used to match property names within property paths. */ + var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g; + + /** + * Used to match `RegExp` + * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns). + */ + var reRegExpChar = /[\\^$.*+?()[\]{}|]/g, + reHasRegExpChar = RegExp(reRegExpChar.source); + + /** Used to match leading and trailing whitespace. */ + var reTrim = /^\s+|\s+$/g, + reTrimStart = /^\s+/, + reTrimEnd = /\s+$/; + + /** Used to match wrap detail comments. */ + var reWrapComment = /\{(?:\n\/\* \[wrapped with .+\] \*\/)?\n?/, + reWrapDetails = /\{\n\/\* \[wrapped with (.+)\] \*/, + reSplitDetails = /,? & /; + + /** Used to match words composed of alphanumeric characters. */ + var reAsciiWord = /[^\x00-\x2f\x3a-\x40\x5b-\x60\x7b-\x7f]+/g; + + /** Used to match backslashes in property paths. */ + var reEscapeChar = /\\(\\)?/g; + + /** + * Used to match + * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components). + */ + var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g; + + /** Used to match `RegExp` flags from their coerced string values. */ + var reFlags = /\w*$/; + + /** Used to detect bad signed hexadecimal string values. */ + var reIsBadHex = /^[-+]0x[0-9a-f]+$/i; + + /** Used to detect binary string values. */ + var reIsBinary = /^0b[01]+$/i; + + /** Used to detect host constructors (Safari). */ + var reIsHostCtor = /^\[object .+?Constructor\]$/; + + /** Used to detect octal string values. */ + var reIsOctal = /^0o[0-7]+$/i; + + /** Used to detect unsigned integer values. */ + var reIsUint = /^(?:0|[1-9]\d*)$/; + + /** Used to match Latin Unicode letters (excluding mathematical operators). */ + var reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g; + + /** Used to ensure capturing order of template delimiters. */ + var reNoMatch = /($^)/; + + /** Used to match unescaped characters in compiled string literals. */ + var reUnescapedString = /['\n\r\u2028\u2029\\]/g; + + /** Used to compose unicode character classes. */ + var rsAstralRange = '\\ud800-\\udfff', + rsComboMarksRange = '\\u0300-\\u036f', + reComboHalfMarksRange = '\\ufe20-\\ufe2f', + rsComboSymbolsRange = '\\u20d0-\\u20ff', + rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange, + rsDingbatRange = '\\u2700-\\u27bf', + rsLowerRange = 'a-z\\xdf-\\xf6\\xf8-\\xff', + rsMathOpRange = '\\xac\\xb1\\xd7\\xf7', + rsNonCharRange = '\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\xbf', + rsPunctuationRange = '\\u2000-\\u206f', + rsSpaceRange = ' \\t\\x0b\\f\\xa0\\ufeff\\n\\r\\u2028\\u2029\\u1680\\u180e\\u2000\\u2001\\u2002\\u2003\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200a\\u202f\\u205f\\u3000', + rsUpperRange = 'A-Z\\xc0-\\xd6\\xd8-\\xde', + rsVarRange = '\\ufe0e\\ufe0f', + rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange; + + /** Used to compose unicode capture groups. */ + var rsApos = "['\u2019]", + rsAstral = '[' + rsAstralRange + ']', + rsBreak = '[' + rsBreakRange + ']', + rsCombo = '[' + rsComboRange + ']', + rsDigits = '\\d+', + rsDingbat = '[' + rsDingbatRange + ']', + rsLower = '[' + rsLowerRange + ']', + rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']', + rsFitz = '\\ud83c[\\udffb-\\udfff]', + rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')', + rsNonAstral = '[^' + rsAstralRange + ']', + rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}', + rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]', + rsUpper = '[' + rsUpperRange + ']', + rsZWJ = '\\u200d'; + + /** Used to compose unicode regexes. */ + var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')', + rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')', + rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?', + rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?', + reOptMod = rsModifier + '?', + rsOptVar = '[' + rsVarRange + ']?', + rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*', + rsOrdLower = '\\d*(?:1st|2nd|3rd|(?![123])\\dth)(?=\\b|[A-Z_])', + rsOrdUpper = '\\d*(?:1ST|2ND|3RD|(?![123])\\dTH)(?=\\b|[a-z_])', + rsSeq = rsOptVar + reOptMod + rsOptJoin, + rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq, + rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')'; + + /** Used to match apostrophes. */ + var reApos = RegExp(rsApos, 'g'); + + /** + * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and + * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols). + */ + var reComboMark = RegExp(rsCombo, 'g'); + + /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */ + var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g'); + + /** Used to match complex or compound words. */ + var reUnicodeWord = RegExp([ + rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')', + rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')', + rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower, + rsUpper + '+' + rsOptContrUpper, + rsOrdUpper, + rsOrdLower, + rsDigits, + rsEmoji + ].join('|'), 'g'); + + /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */ + var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']'); + + /** Used to detect strings that need a more robust regexp to match words. */ + var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/; + + /** Used to assign default `context` object properties. */ + var contextProps = [ + 'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array', + 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object', + 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array', + 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap', + '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout' + ]; + + /** Used to make template sourceURLs easier to identify. */ + var templateCounter = -1; + + /** Used to identify `toStringTag` values of typed arrays. */ + var typedArrayTags = {}; + typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = + typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = + typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = + typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = + typedArrayTags[uint32Tag] = true; + typedArrayTags[argsTag] = typedArrayTags[arrayTag] = + typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = + typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = + typedArrayTags[errorTag] = typedArrayTags[funcTag] = + typedArrayTags[mapTag] = typedArrayTags[numberTag] = + typedArrayTags[objectTag] = typedArrayTags[regexpTag] = + typedArrayTags[setTag] = typedArrayTags[stringTag] = + typedArrayTags[weakMapTag] = false; + + /** Used to identify `toStringTag` values supported by `_.clone`. */ + var cloneableTags = {}; + cloneableTags[argsTag] = cloneableTags[arrayTag] = + cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = + cloneableTags[boolTag] = cloneableTags[dateTag] = + cloneableTags[float32Tag] = cloneableTags[float64Tag] = + cloneableTags[int8Tag] = cloneableTags[int16Tag] = + cloneableTags[int32Tag] = cloneableTags[mapTag] = + cloneableTags[numberTag] = cloneableTags[objectTag] = + cloneableTags[regexpTag] = cloneableTags[setTag] = + cloneableTags[stringTag] = cloneableTags[symbolTag] = + cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = + cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true; + cloneableTags[errorTag] = cloneableTags[funcTag] = + cloneableTags[weakMapTag] = false; + + /** Used to map Latin Unicode letters to basic Latin letters. */ + var deburredLetters = { + // Latin-1 Supplement block. + '\xc0': 'A', '\xc1': 'A', '\xc2': 'A', '\xc3': 'A', '\xc4': 'A', '\xc5': 'A', + '\xe0': 'a', '\xe1': 'a', '\xe2': 'a', '\xe3': 'a', '\xe4': 'a', '\xe5': 'a', + '\xc7': 'C', '\xe7': 'c', + '\xd0': 'D', '\xf0': 'd', + '\xc8': 'E', '\xc9': 'E', '\xca': 'E', '\xcb': 'E', + '\xe8': 'e', '\xe9': 'e', '\xea': 'e', '\xeb': 'e', + '\xcc': 'I', '\xcd': 'I', '\xce': 'I', '\xcf': 'I', + '\xec': 'i', '\xed': 'i', '\xee': 'i', '\xef': 'i', + '\xd1': 'N', '\xf1': 'n', + '\xd2': 'O', '\xd3': 'O', '\xd4': 'O', '\xd5': 'O', '\xd6': 'O', '\xd8': 'O', + '\xf2': 'o', '\xf3': 'o', '\xf4': 'o', '\xf5': 'o', '\xf6': 'o', '\xf8': 'o', + '\xd9': 'U', '\xda': 'U', '\xdb': 'U', '\xdc': 'U', + '\xf9': 'u', '\xfa': 'u', '\xfb': 'u', '\xfc': 'u', + '\xdd': 'Y', '\xfd': 'y', '\xff': 'y', + '\xc6': 'Ae', '\xe6': 'ae', + '\xde': 'Th', '\xfe': 'th', + '\xdf': 'ss', + // Latin Extended-A block. + '\u0100': 'A', '\u0102': 'A', '\u0104': 'A', + '\u0101': 'a', '\u0103': 'a', '\u0105': 'a', + '\u0106': 'C', '\u0108': 'C', '\u010a': 'C', '\u010c': 'C', + '\u0107': 'c', '\u0109': 'c', '\u010b': 'c', '\u010d': 'c', + '\u010e': 'D', '\u0110': 'D', '\u010f': 'd', '\u0111': 'd', + '\u0112': 'E', '\u0114': 'E', '\u0116': 'E', '\u0118': 'E', '\u011a': 'E', + '\u0113': 'e', '\u0115': 'e', '\u0117': 'e', '\u0119': 'e', '\u011b': 'e', + '\u011c': 'G', '\u011e': 'G', '\u0120': 'G', '\u0122': 'G', + '\u011d': 'g', '\u011f': 'g', '\u0121': 'g', '\u0123': 'g', + '\u0124': 'H', '\u0126': 'H', '\u0125': 'h', '\u0127': 'h', + '\u0128': 'I', '\u012a': 'I', '\u012c': 'I', '\u012e': 'I', '\u0130': 'I', + '\u0129': 'i', '\u012b': 'i', '\u012d': 'i', '\u012f': 'i', '\u0131': 'i', + '\u0134': 'J', '\u0135': 'j', + '\u0136': 'K', '\u0137': 'k', '\u0138': 'k', + '\u0139': 'L', '\u013b': 'L', '\u013d': 'L', '\u013f': 'L', '\u0141': 'L', + '\u013a': 'l', '\u013c': 'l', '\u013e': 'l', '\u0140': 'l', '\u0142': 'l', + '\u0143': 'N', '\u0145': 'N', '\u0147': 'N', '\u014a': 'N', + '\u0144': 'n', '\u0146': 'n', '\u0148': 'n', '\u014b': 'n', + '\u014c': 'O', '\u014e': 'O', '\u0150': 'O', + '\u014d': 'o', '\u014f': 'o', '\u0151': 'o', + '\u0154': 'R', '\u0156': 'R', '\u0158': 'R', + '\u0155': 'r', '\u0157': 'r', '\u0159': 'r', + '\u015a': 'S', '\u015c': 'S', '\u015e': 'S', '\u0160': 'S', + '\u015b': 's', '\u015d': 's', '\u015f': 's', '\u0161': 's', + '\u0162': 'T', '\u0164': 'T', '\u0166': 'T', + '\u0163': 't', '\u0165': 't', '\u0167': 't', + '\u0168': 'U', '\u016a': 'U', '\u016c': 'U', '\u016e': 'U', '\u0170': 'U', '\u0172': 'U', + '\u0169': 'u', '\u016b': 'u', '\u016d': 'u', '\u016f': 'u', '\u0171': 'u', '\u0173': 'u', + '\u0174': 'W', '\u0175': 'w', + '\u0176': 'Y', '\u0177': 'y', '\u0178': 'Y', + '\u0179': 'Z', '\u017b': 'Z', '\u017d': 'Z', + '\u017a': 'z', '\u017c': 'z', '\u017e': 'z', + '\u0132': 'IJ', '\u0133': 'ij', + '\u0152': 'Oe', '\u0153': 'oe', + '\u0149': "'n", '\u017f': 's' + }; + + /** Used to map characters to HTML entities. */ + var htmlEscapes = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' + }; + + /** Used to map HTML entities to characters. */ + var htmlUnescapes = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + ''': "'" + }; + + /** Used to escape characters for inclusion in compiled string literals. */ + var stringEscapes = { + '\\': '\\', + "'": "'", + '\n': 'n', + '\r': 'r', + '\u2028': 'u2028', + '\u2029': 'u2029' + }; + + /** Built-in method references without a dependency on `root`. */ + var freeParseFloat = parseFloat, + freeParseInt = parseInt; + + /** Detect free variable `global` from Node.js. */ + var freeGlobal = typeof global == 'object' && global && global.Object === Object && global; + + /** Detect free variable `self`. */ + var freeSelf = typeof self == 'object' && self && self.Object === Object && self; + + /** Used as a reference to the global object. */ + var root = freeGlobal || freeSelf || Function('return this')(); + + /** Detect free variable `exports`. */ + var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports; + + /** Detect free variable `module`. */ + var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module; + + /** Detect the popular CommonJS extension `module.exports`. */ + var moduleExports = freeModule && freeModule.exports === freeExports; + + /** Detect free variable `process` from Node.js. */ + var freeProcess = moduleExports && freeGlobal.process; + + /** Used to access faster Node.js helpers. */ + var nodeUtil = (function() { + try { + // Use `util.types` for Node.js 10+. + var types = freeModule && freeModule.require && freeModule.require('util').types; + + if (types) { + return types; + } + + // Legacy `process.binding('util')` for Node.js < 10. + return freeProcess && freeProcess.binding && freeProcess.binding('util'); + } catch (e) {} + }()); + + /* Node.js helper references. */ + var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer, + nodeIsDate = nodeUtil && nodeUtil.isDate, + nodeIsMap = nodeUtil && nodeUtil.isMap, + nodeIsRegExp = nodeUtil && nodeUtil.isRegExp, + nodeIsSet = nodeUtil && nodeUtil.isSet, + nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray; + + /*--------------------------------------------------------------------------*/ + + /** + * A faster alternative to `Function#apply`, this function invokes `func` + * with the `this` binding of `thisArg` and the arguments of `args`. + * + * @private + * @param {Function} func The function to invoke. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} args The arguments to invoke `func` with. + * @returns {*} Returns the result of `func`. + */ + function apply(func, thisArg, args) { + switch (args.length) { + case 0: return func.call(thisArg); + case 1: return func.call(thisArg, args[0]); + case 2: return func.call(thisArg, args[0], args[1]); + case 3: return func.call(thisArg, args[0], args[1], args[2]); + } + return func.apply(thisArg, args); + } + + /** + * A specialized version of `baseAggregator` for arrays. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} setter The function to set `accumulator` values. + * @param {Function} iteratee The iteratee to transform keys. + * @param {Object} accumulator The initial aggregated object. + * @returns {Function} Returns `accumulator`. + */ + function arrayAggregator(array, setter, iteratee, accumulator) { + var index = -1, + length = array == null ? 0 : array.length; + + while (++index < length) { + var value = array[index]; + setter(accumulator, value, iteratee(value), array); + } + return accumulator; + } + + /** + * A specialized version of `_.forEach` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ + function arrayEach(array, iteratee) { + var index = -1, + length = array == null ? 0 : array.length; + + while (++index < length) { + if (iteratee(array[index], index, array) === false) { + break; + } + } + return array; + } + + /** + * A specialized version of `_.forEachRight` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ + function arrayEachRight(array, iteratee) { + var length = array == null ? 0 : array.length; + + while (length--) { + if (iteratee(array[length], length, array) === false) { + break; + } + } + return array; + } + + /** + * A specialized version of `_.every` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false`. + */ + function arrayEvery(array, predicate) { + var index = -1, + length = array == null ? 0 : array.length; + + while (++index < length) { + if (!predicate(array[index], index, array)) { + return false; + } + } + return true; + } + + /** + * A specialized version of `_.filter` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + */ + function arrayFilter(array, predicate) { + var index = -1, + length = array == null ? 0 : array.length, + resIndex = 0, + result = []; + + while (++index < length) { + var value = array[index]; + if (predicate(value, index, array)) { + result[resIndex++] = value; + } + } + return result; + } + + /** + * A specialized version of `_.includes` for arrays without support for + * specifying an index to search from. + * + * @private + * @param {Array} [array] The array to inspect. + * @param {*} target The value to search for. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ + function arrayIncludes(array, value) { + var length = array == null ? 0 : array.length; + return !!length && baseIndexOf(array, value, 0) > -1; + } + + /** + * This function is like `arrayIncludes` except that it accepts a comparator. + * + * @private + * @param {Array} [array] The array to inspect. + * @param {*} target The value to search for. + * @param {Function} comparator The comparator invoked per element. + * @returns {boolean} Returns `true` if `target` is found, else `false`. + */ + function arrayIncludesWith(array, value, comparator) { + var index = -1, + length = array == null ? 0 : array.length; + + while (++index < length) { + if (comparator(value, array[index])) { + return true; + } + } + return false; + } + + /** + * A specialized version of `_.map` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ + function arrayMap(array, iteratee) { + var index = -1, + length = array == null ? 0 : array.length, + result = Array(length); + + while (++index < length) { + result[index] = iteratee(array[index], index, array); + } + return result; + } + + /** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ + function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; + } + + /** + * A specialized version of `_.reduce` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initAccum] Specify using the first element of `array` as + * the initial value. + * @returns {*} Returns the accumulated value. + */ + function arrayReduce(array, iteratee, accumulator, initAccum) { + var index = -1, + length = array == null ? 0 : array.length; + + if (initAccum && length) { + accumulator = array[++index]; + } + while (++index < length) { + accumulator = iteratee(accumulator, array[index], index, array); + } + return accumulator; + } + + /** + * A specialized version of `_.reduceRight` for arrays without support for + * iteratee shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initAccum] Specify using the last element of `array` as + * the initial value. + * @returns {*} Returns the accumulated value. + */ + function arrayReduceRight(array, iteratee, accumulator, initAccum) { + var length = array == null ? 0 : array.length; + if (initAccum && length) { + accumulator = array[--length]; + } + while (length--) { + accumulator = iteratee(accumulator, array[length], length, array); + } + return accumulator; + } + + /** + * A specialized version of `_.some` for arrays without support for iteratee + * shorthands. + * + * @private + * @param {Array} [array] The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ + function arraySome(array, predicate) { + var index = -1, + length = array == null ? 0 : array.length; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; + } + + /** + * Gets the size of an ASCII `string`. + * + * @private + * @param {string} string The string inspect. + * @returns {number} Returns the string size. + */ + var asciiSize = baseProperty('length'); + + /** + * Converts an ASCII `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ + function asciiToArray(string) { + return string.split(''); + } + + /** + * Splits an ASCII `string` into an array of its words. + * + * @private + * @param {string} The string to inspect. + * @returns {Array} Returns the words of `string`. + */ + function asciiWords(string) { + return string.match(reAsciiWord) || []; + } + + /** + * The base implementation of methods like `_.findKey` and `_.findLastKey`, + * without support for iteratee shorthands, which iterates over `collection` + * using `eachFunc`. + * + * @private + * @param {Array|Object} collection The collection to inspect. + * @param {Function} predicate The function invoked per iteration. + * @param {Function} eachFunc The function to iterate over `collection`. + * @returns {*} Returns the found element or its key, else `undefined`. + */ + function baseFindKey(collection, predicate, eachFunc) { + var result; + eachFunc(collection, function(value, key, collection) { + if (predicate(value, key, collection)) { + result = key; + return false; + } + }); + return result; + } + + /** + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} predicate The function invoked per iteration. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function baseFindIndex(array, predicate, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 1 : -1); + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; + } + + /** + * The base implementation of `_.indexOf` without `fromIndex` bounds checks. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function baseIndexOf(array, value, fromIndex) { + return value === value + ? strictIndexOf(array, value, fromIndex) + : baseFindIndex(array, baseIsNaN, fromIndex); + } + + /** + * This function is like `baseIndexOf` except that it accepts a comparator. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @param {Function} comparator The comparator invoked per element. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function baseIndexOfWith(array, value, fromIndex, comparator) { + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (comparator(array[index], value)) { + return index; + } + } + return -1; + } + + /** + * The base implementation of `_.isNaN` without support for number objects. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + */ + function baseIsNaN(value) { + return value !== value; + } + + /** + * The base implementation of `_.mean` and `_.meanBy` without support for + * iteratee shorthands. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {number} Returns the mean. + */ + function baseMean(array, iteratee) { + var length = array == null ? 0 : array.length; + return length ? (baseSum(array, iteratee) / length) : NAN; + } + + /** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new accessor function. + */ + function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; + } + + /** + * The base implementation of `_.propertyOf` without support for deep paths. + * + * @private + * @param {Object} object The object to query. + * @returns {Function} Returns the new accessor function. + */ + function basePropertyOf(object) { + return function(key) { + return object == null ? undefined : object[key]; + }; + } + + /** + * The base implementation of `_.reduce` and `_.reduceRight`, without support + * for iteratee shorthands, which iterates over `collection` using `eachFunc`. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} accumulator The initial value. + * @param {boolean} initAccum Specify using the first or last element of + * `collection` as the initial value. + * @param {Function} eachFunc The function to iterate over `collection`. + * @returns {*} Returns the accumulated value. + */ + function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) { + eachFunc(collection, function(value, index, collection) { + accumulator = initAccum + ? (initAccum = false, value) + : iteratee(accumulator, value, index, collection); + }); + return accumulator; + } + + /** + * The base implementation of `_.sortBy` which uses `comparer` to define the + * sort order of `array` and replaces criteria objects with their corresponding + * values. + * + * @private + * @param {Array} array The array to sort. + * @param {Function} comparer The function to define sort order. + * @returns {Array} Returns `array`. + */ + function baseSortBy(array, comparer) { + var length = array.length; + + array.sort(comparer); + while (length--) { + array[length] = array[length].value; + } + return array; + } + + /** + * The base implementation of `_.sum` and `_.sumBy` without support for + * iteratee shorthands. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {number} Returns the sum. + */ + function baseSum(array, iteratee) { + var result, + index = -1, + length = array.length; + + while (++index < length) { + var current = iteratee(array[index]); + if (current !== undefined) { + result = result === undefined ? current : (result + current); + } + } + return result; + } + + /** + * The base implementation of `_.times` without support for iteratee shorthands + * or max array length checks. + * + * @private + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the array of results. + */ + function baseTimes(n, iteratee) { + var index = -1, + result = Array(n); + + while (++index < n) { + result[index] = iteratee(index); + } + return result; + } + + /** + * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array + * of key-value pairs for `object` corresponding to the property names of `props`. + * + * @private + * @param {Object} object The object to query. + * @param {Array} props The property names to get values for. + * @returns {Object} Returns the key-value pairs. + */ + function baseToPairs(object, props) { + return arrayMap(props, function(key) { + return [key, object[key]]; + }); + } + + /** + * The base implementation of `_.unary` without support for storing metadata. + * + * @private + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + */ + function baseUnary(func) { + return function(value) { + return func(value); + }; + } + + /** + * The base implementation of `_.values` and `_.valuesIn` which creates an + * array of `object` property values corresponding to the property names + * of `props`. + * + * @private + * @param {Object} object The object to query. + * @param {Array} props The property names to get values for. + * @returns {Object} Returns the array of property values. + */ + function baseValues(object, props) { + return arrayMap(props, function(key) { + return object[key]; + }); + } + + /** + * Checks if a `cache` value for `key` exists. + * + * @private + * @param {Object} cache The cache to query. + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function cacheHas(cache, key) { + return cache.has(key); + } + + /** + * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol + * that is not found in the character symbols. + * + * @private + * @param {Array} strSymbols The string symbols to inspect. + * @param {Array} chrSymbols The character symbols to find. + * @returns {number} Returns the index of the first unmatched string symbol. + */ + function charsStartIndex(strSymbols, chrSymbols) { + var index = -1, + length = strSymbols.length; + + while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {} + return index; + } + + /** + * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol + * that is not found in the character symbols. + * + * @private + * @param {Array} strSymbols The string symbols to inspect. + * @param {Array} chrSymbols The character symbols to find. + * @returns {number} Returns the index of the last unmatched string symbol. + */ + function charsEndIndex(strSymbols, chrSymbols) { + var index = strSymbols.length; + + while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {} + return index; + } + + /** + * Gets the number of `placeholder` occurrences in `array`. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} placeholder The placeholder to search for. + * @returns {number} Returns the placeholder count. + */ + function countHolders(array, placeholder) { + var length = array.length, + result = 0; + + while (length--) { + if (array[length] === placeholder) { + ++result; + } + } + return result; + } + + /** + * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A + * letters to basic Latin letters. + * + * @private + * @param {string} letter The matched letter to deburr. + * @returns {string} Returns the deburred letter. + */ + var deburrLetter = basePropertyOf(deburredLetters); + + /** + * Used by `_.escape` to convert characters to HTML entities. + * + * @private + * @param {string} chr The matched character to escape. + * @returns {string} Returns the escaped character. + */ + var escapeHtmlChar = basePropertyOf(htmlEscapes); + + /** + * Used by `_.template` to escape characters for inclusion in compiled string literals. + * + * @private + * @param {string} chr The matched character to escape. + * @returns {string} Returns the escaped character. + */ + function escapeStringChar(chr) { + return '\\' + stringEscapes[chr]; + } + + /** + * Gets the value at `key` of `object`. + * + * @private + * @param {Object} [object] The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ + function getValue(object, key) { + return object == null ? undefined : object[key]; + } + + /** + * Checks if `string` contains Unicode symbols. + * + * @private + * @param {string} string The string to inspect. + * @returns {boolean} Returns `true` if a symbol is found, else `false`. + */ + function hasUnicode(string) { + return reHasUnicode.test(string); + } + + /** + * Checks if `string` contains a word composed of Unicode symbols. + * + * @private + * @param {string} string The string to inspect. + * @returns {boolean} Returns `true` if a word is found, else `false`. + */ + function hasUnicodeWord(string) { + return reHasUnicodeWord.test(string); + } + + /** + * Converts `iterator` to an array. + * + * @private + * @param {Object} iterator The iterator to convert. + * @returns {Array} Returns the converted array. + */ + function iteratorToArray(iterator) { + var data, + result = []; + + while (!(data = iterator.next()).done) { + result.push(data.value); + } + return result; + } + + /** + * Converts `map` to its key-value pairs. + * + * @private + * @param {Object} map The map to convert. + * @returns {Array} Returns the key-value pairs. + */ + function mapToArray(map) { + var index = -1, + result = Array(map.size); + + map.forEach(function(value, key) { + result[++index] = [key, value]; + }); + return result; + } + + /** + * Creates a unary function that invokes `func` with its argument transformed. + * + * @private + * @param {Function} func The function to wrap. + * @param {Function} transform The argument transform. + * @returns {Function} Returns the new function. + */ + function overArg(func, transform) { + return function(arg) { + return func(transform(arg)); + }; + } + + /** + * Replaces all `placeholder` elements in `array` with an internal placeholder + * and returns an array of their indexes. + * + * @private + * @param {Array} array The array to modify. + * @param {*} placeholder The placeholder to replace. + * @returns {Array} Returns the new array of placeholder indexes. + */ + function replaceHolders(array, placeholder) { + var index = -1, + length = array.length, + resIndex = 0, + result = []; + + while (++index < length) { + var value = array[index]; + if (value === placeholder || value === PLACEHOLDER) { + array[index] = PLACEHOLDER; + result[resIndex++] = index; + } + } + return result; + } + + /** + * Converts `set` to an array of its values. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the values. + */ + function setToArray(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = value; + }); + return result; + } + + /** + * Converts `set` to its value-value pairs. + * + * @private + * @param {Object} set The set to convert. + * @returns {Array} Returns the value-value pairs. + */ + function setToPairs(set) { + var index = -1, + result = Array(set.size); + + set.forEach(function(value) { + result[++index] = [value, value]; + }); + return result; + } + + /** + * A specialized version of `_.indexOf` which performs strict equality + * comparisons of values, i.e. `===`. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function strictIndexOf(array, value, fromIndex) { + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; + } + + /** + * A specialized version of `_.lastIndexOf` which performs strict equality + * comparisons of values, i.e. `===`. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function strictLastIndexOf(array, value, fromIndex) { + var index = fromIndex + 1; + while (index--) { + if (array[index] === value) { + return index; + } + } + return index; + } + + /** + * Gets the number of symbols in `string`. + * + * @private + * @param {string} string The string to inspect. + * @returns {number} Returns the string size. + */ + function stringSize(string) { + return hasUnicode(string) + ? unicodeSize(string) + : asciiSize(string); + } + + /** + * Converts `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ + function stringToArray(string) { + return hasUnicode(string) + ? unicodeToArray(string) + : asciiToArray(string); + } + + /** + * Used by `_.unescape` to convert HTML entities to characters. + * + * @private + * @param {string} chr The matched character to unescape. + * @returns {string} Returns the unescaped character. + */ + var unescapeHtmlChar = basePropertyOf(htmlUnescapes); + + /** + * Gets the size of a Unicode `string`. + * + * @private + * @param {string} string The string inspect. + * @returns {number} Returns the string size. + */ + function unicodeSize(string) { + var result = reUnicode.lastIndex = 0; + while (reUnicode.test(string)) { + ++result; + } + return result; + } + + /** + * Converts a Unicode `string` to an array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the converted array. + */ + function unicodeToArray(string) { + return string.match(reUnicode) || []; + } + + /** + * Splits a Unicode `string` into an array of its words. + * + * @private + * @param {string} The string to inspect. + * @returns {Array} Returns the words of `string`. + */ + function unicodeWords(string) { + return string.match(reUnicodeWord) || []; + } + + /*--------------------------------------------------------------------------*/ + + /** + * Create a new pristine `lodash` function using the `context` object. + * + * @static + * @memberOf _ + * @since 1.1.0 + * @category Util + * @param {Object} [context=root] The context object. + * @returns {Function} Returns a new `lodash` function. + * @example + * + * _.mixin({ 'foo': _.constant('foo') }); + * + * var lodash = _.runInContext(); + * lodash.mixin({ 'bar': lodash.constant('bar') }); + * + * _.isFunction(_.foo); + * // => true + * _.isFunction(_.bar); + * // => false + * + * lodash.isFunction(lodash.foo); + * // => false + * lodash.isFunction(lodash.bar); + * // => true + * + * // Create a suped-up `defer` in Node.js. + * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer; + */ + var runInContext = (function runInContext(context) { + context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps)); + + /** Built-in constructor references. */ + var Array = context.Array, + Date = context.Date, + Error = context.Error, + Function = context.Function, + Math = context.Math, + Object = context.Object, + RegExp = context.RegExp, + String = context.String, + TypeError = context.TypeError; + + /** Used for built-in method references. */ + var arrayProto = Array.prototype, + funcProto = Function.prototype, + objectProto = Object.prototype; + + /** Used to detect overreaching core-js shims. */ + var coreJsData = context['__core-js_shared__']; + + /** Used to resolve the decompiled source of functions. */ + var funcToString = funcProto.toString; + + /** Used to check objects for own properties. */ + var hasOwnProperty = objectProto.hasOwnProperty; + + /** Used to generate unique IDs. */ + var idCounter = 0; + + /** Used to detect methods masquerading as native. */ + var maskSrcKey = (function() { + var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || ''); + return uid ? ('Symbol(src)_1.' + uid) : ''; + }()); + + /** + * Used to resolve the + * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) + * of values. + */ + var nativeObjectToString = objectProto.toString; + + /** Used to infer the `Object` constructor. */ + var objectCtorString = funcToString.call(Object); + + /** Used to restore the original `_` reference in `_.noConflict`. */ + var oldDash = root._; + + /** Used to detect if a method is native. */ + var reIsNative = RegExp('^' + + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' + ); + + /** Built-in value references. */ + var Buffer = moduleExports ? context.Buffer : undefined, + Symbol = context.Symbol, + Uint8Array = context.Uint8Array, + allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined, + getPrototype = overArg(Object.getPrototypeOf, Object), + objectCreate = Object.create, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + splice = arrayProto.splice, + spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined, + symIterator = Symbol ? Symbol.iterator : undefined, + symToStringTag = Symbol ? Symbol.toStringTag : undefined; + + var defineProperty = (function() { + try { + var func = getNative(Object, 'defineProperty'); + func({}, '', {}); + return func; + } catch (e) {} + }()); + + /** Mocked built-ins. */ + var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout, + ctxNow = Date && Date.now !== root.Date.now && Date.now, + ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout; + + /* Built-in method references for those with the same name as other `lodash` methods. */ + var nativeCeil = Math.ceil, + nativeFloor = Math.floor, + nativeGetSymbols = Object.getOwnPropertySymbols, + nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined, + nativeIsFinite = context.isFinite, + nativeJoin = arrayProto.join, + nativeKeys = overArg(Object.keys, Object), + nativeMax = Math.max, + nativeMin = Math.min, + nativeNow = Date.now, + nativeParseInt = context.parseInt, + nativeRandom = Math.random, + nativeReverse = arrayProto.reverse; + + /* Built-in method references that are verified to be native. */ + var DataView = getNative(context, 'DataView'), + Map = getNative(context, 'Map'), + Promise = getNative(context, 'Promise'), + Set = getNative(context, 'Set'), + WeakMap = getNative(context, 'WeakMap'), + nativeCreate = getNative(Object, 'create'); + + /** Used to store function metadata. */ + var metaMap = WeakMap && new WeakMap; + + /** Used to lookup unminified function names. */ + var realNames = {}; + + /** Used to detect maps, sets, and weakmaps. */ + var dataViewCtorString = toSource(DataView), + mapCtorString = toSource(Map), + promiseCtorString = toSource(Promise), + setCtorString = toSource(Set), + weakMapCtorString = toSource(WeakMap); + + /** Used to convert symbols to primitives and strings. */ + var symbolProto = Symbol ? Symbol.prototype : undefined, + symbolValueOf = symbolProto ? symbolProto.valueOf : undefined, + symbolToString = symbolProto ? symbolProto.toString : undefined; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a `lodash` object which wraps `value` to enable implicit method + * chain sequences. Methods that operate on and return arrays, collections, + * and functions can be chained together. Methods that retrieve a single value + * or may return a primitive value will automatically end the chain sequence + * and return the unwrapped value. Otherwise, the value must be unwrapped + * with `_#value`. + * + * Explicit chain sequences, which must be unwrapped with `_#value`, may be + * enabled using `_.chain`. + * + * The execution of chained methods is lazy, that is, it's deferred until + * `_#value` is implicitly or explicitly called. + * + * Lazy evaluation allows several methods to support shortcut fusion. + * Shortcut fusion is an optimization to merge iteratee calls; this avoids + * the creation of intermediate arrays and can greatly reduce the number of + * iteratee executions. Sections of a chain sequence qualify for shortcut + * fusion if the section is applied to an array and iteratees accept only + * one argument. The heuristic for whether a section qualifies for shortcut + * fusion is subject to change. + * + * Chaining is supported in custom builds as long as the `_#value` method is + * directly or indirectly included in the build. + * + * In addition to lodash methods, wrappers have `Array` and `String` methods. + * + * The wrapper `Array` methods are: + * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift` + * + * The wrapper `String` methods are: + * `replace` and `split` + * + * The wrapper methods that support shortcut fusion are: + * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`, + * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`, + * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray` + * + * The chainable wrapper methods are: + * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`, + * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`, + * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`, + * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`, + * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`, + * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`, + * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`, + * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`, + * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`, + * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`, + * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`, + * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`, + * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`, + * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`, + * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`, + * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`, + * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`, + * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`, + * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`, + * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`, + * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`, + * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`, + * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`, + * `zipObject`, `zipObjectDeep`, and `zipWith` + * + * The wrapper methods that are **not** chainable by default are: + * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`, + * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`, + * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`, + * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`, + * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`, + * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`, + * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`, + * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`, + * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`, + * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`, + * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`, + * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`, + * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`, + * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`, + * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`, + * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`, + * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`, + * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`, + * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`, + * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`, + * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`, + * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`, + * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`, + * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`, + * `upperFirst`, `value`, and `words` + * + * @name _ + * @constructor + * @category Seq + * @param {*} value The value to wrap in a `lodash` instance. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * function square(n) { + * return n * n; + * } + * + * var wrapped = _([1, 2, 3]); + * + * // Returns an unwrapped value. + * wrapped.reduce(_.add); + * // => 6 + * + * // Returns a wrapped value. + * var squares = wrapped.map(square); + * + * _.isArray(squares); + * // => false + * + * _.isArray(squares.value()); + * // => true + */ + function lodash(value) { + if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) { + if (value instanceof LodashWrapper) { + return value; + } + if (hasOwnProperty.call(value, '__wrapped__')) { + return wrapperClone(value); + } + } + return new LodashWrapper(value); + } + + /** + * The base implementation of `_.create` without support for assigning + * properties to the created object. + * + * @private + * @param {Object} proto The object to inherit from. + * @returns {Object} Returns the new object. + */ + var baseCreate = (function() { + function object() {} + return function(proto) { + if (!isObject(proto)) { + return {}; + } + if (objectCreate) { + return objectCreate(proto); + } + object.prototype = proto; + var result = new object; + object.prototype = undefined; + return result; + }; + }()); + + /** + * The function whose prototype chain sequence wrappers inherit from. + * + * @private + */ + function baseLodash() { + // No operation performed. + } + + /** + * The base constructor for creating `lodash` wrapper objects. + * + * @private + * @param {*} value The value to wrap. + * @param {boolean} [chainAll] Enable explicit method chain sequences. + */ + function LodashWrapper(value, chainAll) { + this.__wrapped__ = value; + this.__actions__ = []; + this.__chain__ = !!chainAll; + this.__index__ = 0; + this.__values__ = undefined; + } + + /** + * By default, the template delimiters used by lodash are like those in + * embedded Ruby (ERB) as well as ES2015 template strings. Change the + * following template settings to use alternative delimiters. + * + * @static + * @memberOf _ + * @type {Object} + */ + lodash.templateSettings = { + + /** + * Used to detect `data` property values to be HTML-escaped. + * + * @memberOf _.templateSettings + * @type {RegExp} + */ + 'escape': reEscape, + + /** + * Used to detect code to be evaluated. + * + * @memberOf _.templateSettings + * @type {RegExp} + */ + 'evaluate': reEvaluate, + + /** + * Used to detect `data` property values to inject. + * + * @memberOf _.templateSettings + * @type {RegExp} + */ + 'interpolate': reInterpolate, + + /** + * Used to reference the data object in the template text. + * + * @memberOf _.templateSettings + * @type {string} + */ + 'variable': '', + + /** + * Used to import variables into the compiled template. + * + * @memberOf _.templateSettings + * @type {Object} + */ + 'imports': { + + /** + * A reference to the `lodash` function. + * + * @memberOf _.templateSettings.imports + * @type {Function} + */ + '_': lodash + } + }; + + // Ensure wrappers are instances of `baseLodash`. + lodash.prototype = baseLodash.prototype; + lodash.prototype.constructor = lodash; + + LodashWrapper.prototype = baseCreate(baseLodash.prototype); + LodashWrapper.prototype.constructor = LodashWrapper; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation. + * + * @private + * @constructor + * @param {*} value The value to wrap. + */ + function LazyWrapper(value) { + this.__wrapped__ = value; + this.__actions__ = []; + this.__dir__ = 1; + this.__filtered__ = false; + this.__iteratees__ = []; + this.__takeCount__ = MAX_ARRAY_LENGTH; + this.__views__ = []; + } + + /** + * Creates a clone of the lazy wrapper object. + * + * @private + * @name clone + * @memberOf LazyWrapper + * @returns {Object} Returns the cloned `LazyWrapper` object. + */ + function lazyClone() { + var result = new LazyWrapper(this.__wrapped__); + result.__actions__ = copyArray(this.__actions__); + result.__dir__ = this.__dir__; + result.__filtered__ = this.__filtered__; + result.__iteratees__ = copyArray(this.__iteratees__); + result.__takeCount__ = this.__takeCount__; + result.__views__ = copyArray(this.__views__); + return result; + } + + /** + * Reverses the direction of lazy iteration. + * + * @private + * @name reverse + * @memberOf LazyWrapper + * @returns {Object} Returns the new reversed `LazyWrapper` object. + */ + function lazyReverse() { + if (this.__filtered__) { + var result = new LazyWrapper(this); + result.__dir__ = -1; + result.__filtered__ = true; + } else { + result = this.clone(); + result.__dir__ *= -1; + } + return result; + } + + /** + * Extracts the unwrapped value from its lazy wrapper. + * + * @private + * @name value + * @memberOf LazyWrapper + * @returns {*} Returns the unwrapped value. + */ + function lazyValue() { + var array = this.__wrapped__.value(), + dir = this.__dir__, + isArr = isArray(array), + isRight = dir < 0, + arrLength = isArr ? array.length : 0, + view = getView(0, arrLength, this.__views__), + start = view.start, + end = view.end, + length = end - start, + index = isRight ? end : (start - 1), + iteratees = this.__iteratees__, + iterLength = iteratees.length, + resIndex = 0, + takeCount = nativeMin(length, this.__takeCount__); + + if (!isArr || (!isRight && arrLength == length && takeCount == length)) { + return baseWrapperValue(array, this.__actions__); + } + var result = []; + + outer: + while (length-- && resIndex < takeCount) { + index += dir; + + var iterIndex = -1, + value = array[index]; + + while (++iterIndex < iterLength) { + var data = iteratees[iterIndex], + iteratee = data.iteratee, + type = data.type, + computed = iteratee(value); + + if (type == LAZY_MAP_FLAG) { + value = computed; + } else if (!computed) { + if (type == LAZY_FILTER_FLAG) { + continue outer; + } else { + break outer; + } + } + } + result[resIndex++] = value; + } + return result; + } + + // Ensure `LazyWrapper` is an instance of `baseLodash`. + LazyWrapper.prototype = baseCreate(baseLodash.prototype); + LazyWrapper.prototype.constructor = LazyWrapper; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a hash object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ + function Hash(entries) { + var index = -1, + length = entries == null ? 0 : entries.length; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } + } + + /** + * Removes all key-value entries from the hash. + * + * @private + * @name clear + * @memberOf Hash + */ + function hashClear() { + this.__data__ = nativeCreate ? nativeCreate(null) : {}; + this.size = 0; + } + + /** + * Removes `key` and its value from the hash. + * + * @private + * @name delete + * @memberOf Hash + * @param {Object} hash The hash to modify. + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ + function hashDelete(key) { + var result = this.has(key) && delete this.__data__[key]; + this.size -= result ? 1 : 0; + return result; + } + + /** + * Gets the hash value for `key`. + * + * @private + * @name get + * @memberOf Hash + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ + function hashGet(key) { + var data = this.__data__; + if (nativeCreate) { + var result = data[key]; + return result === HASH_UNDEFINED ? undefined : result; + } + return hasOwnProperty.call(data, key) ? data[key] : undefined; + } + + /** + * Checks if a hash value for `key` exists. + * + * @private + * @name has + * @memberOf Hash + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function hashHas(key) { + var data = this.__data__; + return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key); + } + + /** + * Sets the hash `key` to `value`. + * + * @private + * @name set + * @memberOf Hash + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the hash instance. + */ + function hashSet(key, value) { + var data = this.__data__; + this.size += this.has(key) ? 0 : 1; + data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value; + return this; + } + + // Add methods to `Hash`. + Hash.prototype.clear = hashClear; + Hash.prototype['delete'] = hashDelete; + Hash.prototype.get = hashGet; + Hash.prototype.has = hashHas; + Hash.prototype.set = hashSet; + + /*------------------------------------------------------------------------*/ + + /** + * Creates an list cache object. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ + function ListCache(entries) { + var index = -1, + length = entries == null ? 0 : entries.length; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } + } + + /** + * Removes all key-value entries from the list cache. + * + * @private + * @name clear + * @memberOf ListCache + */ + function listCacheClear() { + this.__data__ = []; + this.size = 0; + } + + /** + * Removes `key` and its value from the list cache. + * + * @private + * @name delete + * @memberOf ListCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ + function listCacheDelete(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + return false; + } + var lastIndex = data.length - 1; + if (index == lastIndex) { + data.pop(); + } else { + splice.call(data, index, 1); + } + --this.size; + return true; + } + + /** + * Gets the list cache value for `key`. + * + * @private + * @name get + * @memberOf ListCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ + function listCacheGet(key) { + var data = this.__data__, + index = assocIndexOf(data, key); + + return index < 0 ? undefined : data[index][1]; + } + + /** + * Checks if a list cache value for `key` exists. + * + * @private + * @name has + * @memberOf ListCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function listCacheHas(key) { + return assocIndexOf(this.__data__, key) > -1; + } + + /** + * Sets the list cache `key` to `value`. + * + * @private + * @name set + * @memberOf ListCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the list cache instance. + */ + function listCacheSet(key, value) { + var data = this.__data__, + index = assocIndexOf(data, key); + + if (index < 0) { + ++this.size; + data.push([key, value]); + } else { + data[index][1] = value; + } + return this; + } + + // Add methods to `ListCache`. + ListCache.prototype.clear = listCacheClear; + ListCache.prototype['delete'] = listCacheDelete; + ListCache.prototype.get = listCacheGet; + ListCache.prototype.has = listCacheHas; + ListCache.prototype.set = listCacheSet; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a map cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ + function MapCache(entries) { + var index = -1, + length = entries == null ? 0 : entries.length; + + this.clear(); + while (++index < length) { + var entry = entries[index]; + this.set(entry[0], entry[1]); + } + } + + /** + * Removes all key-value entries from the map. + * + * @private + * @name clear + * @memberOf MapCache + */ + function mapCacheClear() { + this.size = 0; + this.__data__ = { + 'hash': new Hash, + 'map': new (Map || ListCache), + 'string': new Hash + }; + } + + /** + * Removes `key` and its value from the map. + * + * @private + * @name delete + * @memberOf MapCache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ + function mapCacheDelete(key) { + var result = getMapData(this, key)['delete'](key); + this.size -= result ? 1 : 0; + return result; + } + + /** + * Gets the map value for `key`. + * + * @private + * @name get + * @memberOf MapCache + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ + function mapCacheGet(key) { + return getMapData(this, key).get(key); + } + + /** + * Checks if a map value for `key` exists. + * + * @private + * @name has + * @memberOf MapCache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function mapCacheHas(key) { + return getMapData(this, key).has(key); + } + + /** + * Sets the map `key` to `value`. + * + * @private + * @name set + * @memberOf MapCache + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the map cache instance. + */ + function mapCacheSet(key, value) { + var data = getMapData(this, key), + size = data.size; + + data.set(key, value); + this.size += data.size == size ? 0 : 1; + return this; + } + + // Add methods to `MapCache`. + MapCache.prototype.clear = mapCacheClear; + MapCache.prototype['delete'] = mapCacheDelete; + MapCache.prototype.get = mapCacheGet; + MapCache.prototype.has = mapCacheHas; + MapCache.prototype.set = mapCacheSet; + + /*------------------------------------------------------------------------*/ + + /** + * + * Creates an array cache object to store unique values. + * + * @private + * @constructor + * @param {Array} [values] The values to cache. + */ + function SetCache(values) { + var index = -1, + length = values == null ? 0 : values.length; + + this.__data__ = new MapCache; + while (++index < length) { + this.add(values[index]); + } + } + + /** + * Adds `value` to the array cache. + * + * @private + * @name add + * @memberOf SetCache + * @alias push + * @param {*} value The value to cache. + * @returns {Object} Returns the cache instance. + */ + function setCacheAdd(value) { + this.__data__.set(value, HASH_UNDEFINED); + return this; + } + + /** + * Checks if `value` is in the array cache. + * + * @private + * @name has + * @memberOf SetCache + * @param {*} value The value to search for. + * @returns {number} Returns `true` if `value` is found, else `false`. + */ + function setCacheHas(value) { + return this.__data__.has(value); + } + + // Add methods to `SetCache`. + SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; + SetCache.prototype.has = setCacheHas; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a stack cache object to store key-value pairs. + * + * @private + * @constructor + * @param {Array} [entries] The key-value pairs to cache. + */ + function Stack(entries) { + var data = this.__data__ = new ListCache(entries); + this.size = data.size; + } + + /** + * Removes all key-value entries from the stack. + * + * @private + * @name clear + * @memberOf Stack + */ + function stackClear() { + this.__data__ = new ListCache; + this.size = 0; + } + + /** + * Removes `key` and its value from the stack. + * + * @private + * @name delete + * @memberOf Stack + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed, else `false`. + */ + function stackDelete(key) { + var data = this.__data__, + result = data['delete'](key); + + this.size = data.size; + return result; + } + + /** + * Gets the stack value for `key`. + * + * @private + * @name get + * @memberOf Stack + * @param {string} key The key of the value to get. + * @returns {*} Returns the entry value. + */ + function stackGet(key) { + return this.__data__.get(key); + } + + /** + * Checks if a stack value for `key` exists. + * + * @private + * @name has + * @memberOf Stack + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function stackHas(key) { + return this.__data__.has(key); + } + + /** + * Sets the stack `key` to `value`. + * + * @private + * @name set + * @memberOf Stack + * @param {string} key The key of the value to set. + * @param {*} value The value to set. + * @returns {Object} Returns the stack cache instance. + */ + function stackSet(key, value) { + var data = this.__data__; + if (data instanceof ListCache) { + var pairs = data.__data__; + if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) { + pairs.push([key, value]); + this.size = ++data.size; + return this; + } + data = this.__data__ = new MapCache(pairs); + } + data.set(key, value); + this.size = data.size; + return this; + } + + // Add methods to `Stack`. + Stack.prototype.clear = stackClear; + Stack.prototype['delete'] = stackDelete; + Stack.prototype.get = stackGet; + Stack.prototype.has = stackHas; + Stack.prototype.set = stackSet; + + /*------------------------------------------------------------------------*/ + + /** + * Creates an array of the enumerable property names of the array-like `value`. + * + * @private + * @param {*} value The value to query. + * @param {boolean} inherited Specify returning inherited property names. + * @returns {Array} Returns the array of property names. + */ + function arrayLikeKeys(value, inherited) { + var isArr = isArray(value), + isArg = !isArr && isArguments(value), + isBuff = !isArr && !isArg && isBuffer(value), + isType = !isArr && !isArg && !isBuff && isTypedArray(value), + skipIndexes = isArr || isArg || isBuff || isType, + result = skipIndexes ? baseTimes(value.length, String) : [], + length = result.length; + + for (var key in value) { + if ((inherited || hasOwnProperty.call(value, key)) && + !(skipIndexes && ( + // Safari 9 has enumerable `arguments.length` in strict mode. + key == 'length' || + // Node.js 0.10 has enumerable non-index properties on buffers. + (isBuff && (key == 'offset' || key == 'parent')) || + // PhantomJS 2 has enumerable non-index properties on typed arrays. + (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) || + // Skip index properties. + isIndex(key, length) + ))) { + result.push(key); + } + } + return result; + } + + /** + * A specialized version of `_.sample` for arrays. + * + * @private + * @param {Array} array The array to sample. + * @returns {*} Returns the random element. + */ + function arraySample(array) { + var length = array.length; + return length ? array[baseRandom(0, length - 1)] : undefined; + } + + /** + * A specialized version of `_.sampleSize` for arrays. + * + * @private + * @param {Array} array The array to sample. + * @param {number} n The number of elements to sample. + * @returns {Array} Returns the random elements. + */ + function arraySampleSize(array, n) { + return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length)); + } + + /** + * A specialized version of `_.shuffle` for arrays. + * + * @private + * @param {Array} array The array to shuffle. + * @returns {Array} Returns the new shuffled array. + */ + function arrayShuffle(array) { + return shuffleSelf(copyArray(array)); + } + + /** + * This function is like `assignValue` except that it doesn't assign + * `undefined` values. + * + * @private + * @param {Object} object The object to modify. + * @param {string} key The key of the property to assign. + * @param {*} value The value to assign. + */ + function assignMergeValue(object, key, value) { + if ((value !== undefined && !eq(object[key], value)) || + (value === undefined && !(key in object))) { + baseAssignValue(object, key, value); + } + } + + /** + * Assigns `value` to `key` of `object` if the existing value is not equivalent + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. + * + * @private + * @param {Object} object The object to modify. + * @param {string} key The key of the property to assign. + * @param {*} value The value to assign. + */ + function assignValue(object, key, value) { + var objValue = object[key]; + if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || + (value === undefined && !(key in object))) { + baseAssignValue(object, key, value); + } + } + + /** + * Gets the index at which the `key` is found in `array` of key-value pairs. + * + * @private + * @param {Array} array The array to inspect. + * @param {*} key The key to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function assocIndexOf(array, key) { + var length = array.length; + while (length--) { + if (eq(array[length][0], key)) { + return length; + } + } + return -1; + } + + /** + * Aggregates elements of `collection` on `accumulator` with keys transformed + * by `iteratee` and values set by `setter`. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} setter The function to set `accumulator` values. + * @param {Function} iteratee The iteratee to transform keys. + * @param {Object} accumulator The initial aggregated object. + * @returns {Function} Returns `accumulator`. + */ + function baseAggregator(collection, setter, iteratee, accumulator) { + baseEach(collection, function(value, key, collection) { + setter(accumulator, value, iteratee(value), collection); + }); + return accumulator; + } + + /** + * The base implementation of `_.assign` without support for multiple sources + * or `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @returns {Object} Returns `object`. + */ + function baseAssign(object, source) { + return object && copyObject(source, keys(source), object); + } + + /** + * The base implementation of `_.assignIn` without support for multiple sources + * or `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @returns {Object} Returns `object`. + */ + function baseAssignIn(object, source) { + return object && copyObject(source, keysIn(source), object); + } + + /** + * The base implementation of `assignValue` and `assignMergeValue` without + * value checks. + * + * @private + * @param {Object} object The object to modify. + * @param {string} key The key of the property to assign. + * @param {*} value The value to assign. + */ + function baseAssignValue(object, key, value) { + if (key == '__proto__' && defineProperty) { + defineProperty(object, key, { + 'configurable': true, + 'enumerable': true, + 'value': value, + 'writable': true + }); + } else { + object[key] = value; + } + } + + /** + * The base implementation of `_.at` without support for individual paths. + * + * @private + * @param {Object} object The object to iterate over. + * @param {string[]} paths The property paths to pick. + * @returns {Array} Returns the picked elements. + */ + function baseAt(object, paths) { + var index = -1, + length = paths.length, + result = Array(length), + skip = object == null; + + while (++index < length) { + result[index] = skip ? undefined : get(object, paths[index]); + } + return result; + } + + /** + * The base implementation of `_.clamp` which doesn't coerce arguments. + * + * @private + * @param {number} number The number to clamp. + * @param {number} [lower] The lower bound. + * @param {number} upper The upper bound. + * @returns {number} Returns the clamped number. + */ + function baseClamp(number, lower, upper) { + if (number === number) { + if (upper !== undefined) { + number = number <= upper ? number : upper; + } + if (lower !== undefined) { + number = number >= lower ? number : lower; + } + } + return number; + } + + /** + * The base implementation of `_.clone` and `_.cloneDeep` which tracks + * traversed objects. + * + * @private + * @param {*} value The value to clone. + * @param {boolean} bitmask The bitmask flags. + * 1 - Deep clone + * 2 - Flatten inherited properties + * 4 - Clone symbols + * @param {Function} [customizer] The function to customize cloning. + * @param {string} [key] The key of `value`. + * @param {Object} [object] The parent object of `value`. + * @param {Object} [stack] Tracks traversed objects and their clone counterparts. + * @returns {*} Returns the cloned value. + */ + function baseClone(value, bitmask, customizer, key, object, stack) { + var result, + isDeep = bitmask & CLONE_DEEP_FLAG, + isFlat = bitmask & CLONE_FLAT_FLAG, + isFull = bitmask & CLONE_SYMBOLS_FLAG; + + if (customizer) { + result = object ? customizer(value, key, object, stack) : customizer(value); + } + if (result !== undefined) { + return result; + } + if (!isObject(value)) { + return value; + } + var isArr = isArray(value); + if (isArr) { + result = initCloneArray(value); + if (!isDeep) { + return copyArray(value, result); + } + } else { + var tag = getTag(value), + isFunc = tag == funcTag || tag == genTag; + + if (isBuffer(value)) { + return cloneBuffer(value, isDeep); + } + if (tag == objectTag || tag == argsTag || (isFunc && !object)) { + result = (isFlat || isFunc) ? {} : initCloneObject(value); + if (!isDeep) { + return isFlat + ? copySymbolsIn(value, baseAssignIn(result, value)) + : copySymbols(value, baseAssign(result, value)); + } + } else { + if (!cloneableTags[tag]) { + return object ? value : {}; + } + result = initCloneByTag(value, tag, isDeep); + } + } + // Check for circular references and return its corresponding clone. + stack || (stack = new Stack); + var stacked = stack.get(value); + if (stacked) { + return stacked; + } + stack.set(value, result); + + if (isSet(value)) { + value.forEach(function(subValue) { + result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack)); + }); + } else if (isMap(value)) { + value.forEach(function(subValue, key) { + result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack)); + }); + } + + var keysFunc = isFull + ? (isFlat ? getAllKeysIn : getAllKeys) + : (isFlat ? keysIn : keys); + + var props = isArr ? undefined : keysFunc(value); + arrayEach(props || value, function(subValue, key) { + if (props) { + key = subValue; + subValue = value[key]; + } + // Recursively populate clone (susceptible to call stack limits). + assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack)); + }); + return result; + } + + /** + * The base implementation of `_.conforms` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property predicates to conform to. + * @returns {Function} Returns the new spec function. + */ + function baseConforms(source) { + var props = keys(source); + return function(object) { + return baseConformsTo(object, source, props); + }; + } + + /** + * The base implementation of `_.conformsTo` which accepts `props` to check. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property predicates to conform to. + * @returns {boolean} Returns `true` if `object` conforms, else `false`. + */ + function baseConformsTo(object, source, props) { + var length = props.length; + if (object == null) { + return !length; + } + object = Object(object); + while (length--) { + var key = props[length], + predicate = source[key], + value = object[key]; + + if ((value === undefined && !(key in object)) || !predicate(value)) { + return false; + } + } + return true; + } + + /** + * The base implementation of `_.delay` and `_.defer` which accepts `args` + * to provide to `func`. + * + * @private + * @param {Function} func The function to delay. + * @param {number} wait The number of milliseconds to delay invocation. + * @param {Array} args The arguments to provide to `func`. + * @returns {number|Object} Returns the timer id or timeout object. + */ + function baseDelay(func, wait, args) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + return setTimeout(function() { func.apply(undefined, args); }, wait); + } + + /** + * The base implementation of methods like `_.difference` without support + * for excluding multiple arrays or iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Array} values The values to exclude. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of filtered values. + */ + function baseDifference(array, values, iteratee, comparator) { + var index = -1, + includes = arrayIncludes, + isCommon = true, + length = array.length, + result = [], + valuesLength = values.length; + + if (!length) { + return result; + } + if (iteratee) { + values = arrayMap(values, baseUnary(iteratee)); + } + if (comparator) { + includes = arrayIncludesWith; + isCommon = false; + } + else if (values.length >= LARGE_ARRAY_SIZE) { + includes = cacheHas; + isCommon = false; + values = new SetCache(values); + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee == null ? value : iteratee(value); + + value = (comparator || value !== 0) ? value : 0; + if (isCommon && computed === computed) { + var valuesIndex = valuesLength; + while (valuesIndex--) { + if (values[valuesIndex] === computed) { + continue outer; + } + } + result.push(value); + } + else if (!includes(values, computed, comparator)) { + result.push(value); + } + } + return result; + } + + /** + * The base implementation of `_.forEach` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array|Object} Returns `collection`. + */ + var baseEach = createBaseEach(baseForOwn); + + /** + * The base implementation of `_.forEachRight` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array|Object} Returns `collection`. + */ + var baseEachRight = createBaseEach(baseForOwnRight, true); + + /** + * The base implementation of `_.every` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false` + */ + function baseEvery(collection, predicate) { + var result = true; + baseEach(collection, function(value, index, collection) { + result = !!predicate(value, index, collection); + return result; + }); + return result; + } + + /** + * The base implementation of methods like `_.max` and `_.min` which accepts a + * `comparator` to determine the extremum value. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The iteratee invoked per iteration. + * @param {Function} comparator The comparator used to compare values. + * @returns {*} Returns the extremum value. + */ + function baseExtremum(array, iteratee, comparator) { + var index = -1, + length = array.length; + + while (++index < length) { + var value = array[index], + current = iteratee(value); + + if (current != null && (computed === undefined + ? (current === current && !isSymbol(current)) + : comparator(current, computed) + )) { + var computed = current, + result = value; + } + } + return result; + } + + /** + * The base implementation of `_.fill` without an iteratee call guard. + * + * @private + * @param {Array} array The array to fill. + * @param {*} value The value to fill `array` with. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns `array`. + */ + function baseFill(array, value, start, end) { + var length = array.length; + + start = toInteger(start); + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = (end === undefined || end > length) ? length : toInteger(end); + if (end < 0) { + end += length; + } + end = start > end ? 0 : toLength(end); + while (start < end) { + array[start++] = value; + } + return array; + } + + /** + * The base implementation of `_.filter` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + */ + function baseFilter(collection, predicate) { + var result = []; + baseEach(collection, function(value, index, collection) { + if (predicate(value, index, collection)) { + result.push(value); + } + }); + return result; + } + + /** + * The base implementation of `_.flatten` with support for restricting flattening. + * + * @private + * @param {Array} array The array to flatten. + * @param {number} depth The maximum recursion depth. + * @param {boolean} [predicate=isFlattenable] The function invoked per iteration. + * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ + function baseFlatten(array, depth, predicate, isStrict, result) { + var index = -1, + length = array.length; + + predicate || (predicate = isFlattenable); + result || (result = []); + + while (++index < length) { + var value = array[index]; + if (depth > 0 && predicate(value)) { + if (depth > 1) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, depth - 1, predicate, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; + } + + /** + * The base implementation of `baseForOwn` which iterates over `object` + * properties returned by `keysFunc` and invokes `iteratee` for each property. + * Iteratee functions may exit iteration early by explicitly returning `false`. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ + var baseFor = createBaseFor(); + + /** + * This function is like `baseFor` except that it iterates over properties + * in the opposite order. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ + var baseForRight = createBaseFor(true); + + /** + * The base implementation of `_.forOwn` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ + function baseForOwn(object, iteratee) { + return object && baseFor(object, iteratee, keys); + } + + /** + * The base implementation of `_.forOwnRight` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ + function baseForOwnRight(object, iteratee) { + return object && baseForRight(object, iteratee, keys); + } + + /** + * The base implementation of `_.functions` which creates an array of + * `object` function property names filtered from `props`. + * + * @private + * @param {Object} object The object to inspect. + * @param {Array} props The property names to filter. + * @returns {Array} Returns the function names. + */ + function baseFunctions(object, props) { + return arrayFilter(props, function(key) { + return isFunction(object[key]); + }); + } + + /** + * The base implementation of `_.get` without support for default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @returns {*} Returns the resolved value. + */ + function baseGet(object, path) { + path = castPath(path, object); + + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[toKey(path[index++])]; + } + return (index && index == length) ? object : undefined; + } + + /** + * The base implementation of `getAllKeys` and `getAllKeysIn` which uses + * `keysFunc` and `symbolsFunc` to get the enumerable property names and + * symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Function} keysFunc The function to get the keys of `object`. + * @param {Function} symbolsFunc The function to get the symbols of `object`. + * @returns {Array} Returns the array of property names and symbols. + */ + function baseGetAllKeys(object, keysFunc, symbolsFunc) { + var result = keysFunc(object); + return isArray(object) ? result : arrayPush(result, symbolsFunc(object)); + } + + /** + * The base implementation of `getTag` without fallbacks for buggy environments. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ + function baseGetTag(value) { + if (value == null) { + return value === undefined ? undefinedTag : nullTag; + } + return (symToStringTag && symToStringTag in Object(value)) + ? getRawTag(value) + : objectToString(value); + } + + /** + * The base implementation of `_.gt` which doesn't coerce arguments. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is greater than `other`, + * else `false`. + */ + function baseGt(value, other) { + return value > other; + } + + /** + * The base implementation of `_.has` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ + function baseHas(object, key) { + return object != null && hasOwnProperty.call(object, key); + } + + /** + * The base implementation of `_.hasIn` without support for deep paths. + * + * @private + * @param {Object} [object] The object to query. + * @param {Array|string} key The key to check. + * @returns {boolean} Returns `true` if `key` exists, else `false`. + */ + function baseHasIn(object, key) { + return object != null && key in Object(object); + } + + /** + * The base implementation of `_.inRange` which doesn't coerce arguments. + * + * @private + * @param {number} number The number to check. + * @param {number} start The start of the range. + * @param {number} end The end of the range. + * @returns {boolean} Returns `true` if `number` is in the range, else `false`. + */ + function baseInRange(number, start, end) { + return number >= nativeMin(start, end) && number < nativeMax(start, end); + } + + /** + * The base implementation of methods like `_.intersection`, without support + * for iteratee shorthands, that accepts an array of arrays to inspect. + * + * @private + * @param {Array} arrays The arrays to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of shared values. + */ + function baseIntersection(arrays, iteratee, comparator) { + var includes = comparator ? arrayIncludesWith : arrayIncludes, + length = arrays[0].length, + othLength = arrays.length, + othIndex = othLength, + caches = Array(othLength), + maxLength = Infinity, + result = []; + + while (othIndex--) { + var array = arrays[othIndex]; + if (othIndex && iteratee) { + array = arrayMap(array, baseUnary(iteratee)); + } + maxLength = nativeMin(array.length, maxLength); + caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120)) + ? new SetCache(othIndex && array) + : undefined; + } + array = arrays[0]; + + var index = -1, + seen = caches[0]; + + outer: + while (++index < length && result.length < maxLength) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (!(seen + ? cacheHas(seen, computed) + : includes(result, computed, comparator) + )) { + othIndex = othLength; + while (--othIndex) { + var cache = caches[othIndex]; + if (!(cache + ? cacheHas(cache, computed) + : includes(arrays[othIndex], computed, comparator)) + ) { + continue outer; + } + } + if (seen) { + seen.push(computed); + } + result.push(value); + } + } + return result; + } + + /** + * The base implementation of `_.invert` and `_.invertBy` which inverts + * `object` with values transformed by `iteratee` and set by `setter`. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} setter The function to set `accumulator` values. + * @param {Function} iteratee The iteratee to transform values. + * @param {Object} accumulator The initial inverted object. + * @returns {Function} Returns `accumulator`. + */ + function baseInverter(object, setter, iteratee, accumulator) { + baseForOwn(object, function(value, key, object) { + setter(accumulator, iteratee(value), key, object); + }); + return accumulator; + } + + /** + * The base implementation of `_.invoke` without support for individual + * method arguments. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the method to invoke. + * @param {Array} args The arguments to invoke the method with. + * @returns {*} Returns the result of the invoked method. + */ + function baseInvoke(object, path, args) { + path = castPath(path, object); + object = parent(object, path); + var func = object == null ? object : object[toKey(last(path))]; + return func == null ? undefined : apply(func, object, args); + } + + /** + * The base implementation of `_.isArguments`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + */ + function baseIsArguments(value) { + return isObjectLike(value) && baseGetTag(value) == argsTag; + } + + /** + * The base implementation of `_.isArrayBuffer` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`. + */ + function baseIsArrayBuffer(value) { + return isObjectLike(value) && baseGetTag(value) == arrayBufferTag; + } + + /** + * The base implementation of `_.isDate` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a date object, else `false`. + */ + function baseIsDate(value) { + return isObjectLike(value) && baseGetTag(value) == dateTag; + } + + /** + * The base implementation of `_.isEqual` which supports partial comparisons + * and tracks traversed objects. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {boolean} bitmask The bitmask flags. + * 1 - Unordered comparison + * 2 - Partial comparison + * @param {Function} [customizer] The function to customize comparisons. + * @param {Object} [stack] Tracks traversed `value` and `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ + function baseIsEqual(value, other, bitmask, customizer, stack) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack); + } + + /** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details. + * @param {Function} customizer The function to customize comparisons. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Object} [stack] Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = objIsArr ? arrayTag : getTag(object), + othTag = othIsArr ? arrayTag : getTag(other); + + objTag = objTag == argsTag ? objectTag : objTag; + othTag = othTag == argsTag ? objectTag : othTag; + + var objIsObj = objTag == objectTag, + othIsObj = othTag == objectTag, + isSameTag = objTag == othTag; + + if (isSameTag && isBuffer(object)) { + if (!isBuffer(other)) { + return false; + } + objIsArr = true; + objIsObj = false; + } + if (isSameTag && !objIsObj) { + stack || (stack = new Stack); + return (objIsArr || isTypedArray(object)) + ? equalArrays(object, other, bitmask, customizer, equalFunc, stack) + : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack); + } + if (!(bitmask & COMPARE_PARTIAL_FLAG)) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + var objUnwrapped = objIsWrapped ? object.value() : object, + othUnwrapped = othIsWrapped ? other.value() : other; + + stack || (stack = new Stack); + return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack); + } + } + if (!isSameTag) { + return false; + } + stack || (stack = new Stack); + return equalObjects(object, other, bitmask, customizer, equalFunc, stack); + } + + /** + * The base implementation of `_.isMap` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a map, else `false`. + */ + function baseIsMap(value) { + return isObjectLike(value) && getTag(value) == mapTag; + } + + /** + * The base implementation of `_.isMatch` without support for iteratee shorthands. + * + * @private + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Array} matchData The property names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ + function baseIsMatch(object, source, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = Object(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var stack = new Stack; + if (customizer) { + var result = customizer(objValue, srcValue, key, object, source, stack); + } + if (!(result === undefined + ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack) + : result + )) { + return false; + } + } + } + return true; + } + + /** + * The base implementation of `_.isNative` without bad shim checks. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + */ + function baseIsNative(value) { + if (!isObject(value) || isMasked(value)) { + return false; + } + var pattern = isFunction(value) ? reIsNative : reIsHostCtor; + return pattern.test(toSource(value)); + } + + /** + * The base implementation of `_.isRegExp` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a regexp, else `false`. + */ + function baseIsRegExp(value) { + return isObjectLike(value) && baseGetTag(value) == regexpTag; + } + + /** + * The base implementation of `_.isSet` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a set, else `false`. + */ + function baseIsSet(value) { + return isObjectLike(value) && getTag(value) == setTag; + } + + /** + * The base implementation of `_.isTypedArray` without Node.js optimizations. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + */ + function baseIsTypedArray(value) { + return isObjectLike(value) && + isLength(value.length) && !!typedArrayTags[baseGetTag(value)]; + } + + /** + * The base implementation of `_.iteratee`. + * + * @private + * @param {*} [value=_.identity] The value to convert to an iteratee. + * @returns {Function} Returns the iteratee. + */ + function baseIteratee(value) { + // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9. + // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details. + if (typeof value == 'function') { + return value; + } + if (value == null) { + return identity; + } + if (typeof value == 'object') { + return isArray(value) + ? baseMatchesProperty(value[0], value[1]) + : baseMatches(value); + } + return property(value); + } + + /** + * The base implementation of `_.keys` which doesn't treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ + function baseKeys(object) { + if (!isPrototype(object)) { + return nativeKeys(object); + } + var result = []; + for (var key in Object(object)) { + if (hasOwnProperty.call(object, key) && key != 'constructor') { + result.push(key); + } + } + return result; + } + + /** + * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ + function baseKeysIn(object) { + if (!isObject(object)) { + return nativeKeysIn(object); + } + var isProto = isPrototype(object), + result = []; + + for (var key in object) { + if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } + } + return result; + } + + /** + * The base implementation of `_.lt` which doesn't coerce arguments. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is less than `other`, + * else `false`. + */ + function baseLt(value, other) { + return value < other; + } + + /** + * The base implementation of `_.map` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ + function baseMap(collection, iteratee) { + var index = -1, + result = isArrayLike(collection) ? Array(collection.length) : []; + + baseEach(collection, function(value, key, collection) { + result[++index] = iteratee(value, key, collection); + }); + return result; + } + + /** + * The base implementation of `_.matches` which doesn't clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new spec function. + */ + function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + return matchesStrictComparable(matchData[0][0], matchData[0][1]); + } + return function(object) { + return object === source || baseIsMatch(object, source, matchData); + }; + } + + /** + * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ + function baseMatchesProperty(path, srcValue) { + if (isKey(path) && isStrictComparable(srcValue)) { + return matchesStrictComparable(toKey(path), srcValue); + } + return function(object) { + var objValue = get(object, path); + return (objValue === undefined && objValue === srcValue) + ? hasIn(object, path) + : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG); + }; + } + + /** + * The base implementation of `_.merge` without support for multiple sources. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {number} srcIndex The index of `source`. + * @param {Function} [customizer] The function to customize merged values. + * @param {Object} [stack] Tracks traversed source values and their merged + * counterparts. + */ + function baseMerge(object, source, srcIndex, customizer, stack) { + if (object === source) { + return; + } + baseFor(source, function(srcValue, key) { + stack || (stack = new Stack); + if (isObject(srcValue)) { + baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack); + } + else { + var newValue = customizer + ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack) + : undefined; + + if (newValue === undefined) { + newValue = srcValue; + } + assignMergeValue(object, key, newValue); + } + }, keysIn); + } + + /** + * A specialized version of `baseMerge` for arrays and objects which performs + * deep merges and tracks traversed objects enabling objects with circular + * references to be merged. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {string} key The key of the value to merge. + * @param {number} srcIndex The index of `source`. + * @param {Function} mergeFunc The function to merge values. + * @param {Function} [customizer] The function to customize assigned values. + * @param {Object} [stack] Tracks traversed source values and their merged + * counterparts. + */ + function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) { + var objValue = safeGet(object, key), + srcValue = safeGet(source, key), + stacked = stack.get(srcValue); + + if (stacked) { + assignMergeValue(object, key, stacked); + return; + } + var newValue = customizer + ? customizer(objValue, srcValue, (key + ''), object, source, stack) + : undefined; + + var isCommon = newValue === undefined; + + if (isCommon) { + var isArr = isArray(srcValue), + isBuff = !isArr && isBuffer(srcValue), + isTyped = !isArr && !isBuff && isTypedArray(srcValue); + + newValue = srcValue; + if (isArr || isBuff || isTyped) { + if (isArray(objValue)) { + newValue = objValue; + } + else if (isArrayLikeObject(objValue)) { + newValue = copyArray(objValue); + } + else if (isBuff) { + isCommon = false; + newValue = cloneBuffer(srcValue, true); + } + else if (isTyped) { + isCommon = false; + newValue = cloneTypedArray(srcValue, true); + } + else { + newValue = []; + } + } + else if (isPlainObject(srcValue) || isArguments(srcValue)) { + newValue = objValue; + if (isArguments(objValue)) { + newValue = toPlainObject(objValue); + } + else if (!isObject(objValue) || isFunction(objValue)) { + newValue = initCloneObject(srcValue); + } + } + else { + isCommon = false; + } + } + if (isCommon) { + // Recursively merge objects and arrays (susceptible to call stack limits). + stack.set(srcValue, newValue); + mergeFunc(newValue, srcValue, srcIndex, customizer, stack); + stack['delete'](srcValue); + } + assignMergeValue(object, key, newValue); + } + + /** + * The base implementation of `_.nth` which doesn't coerce arguments. + * + * @private + * @param {Array} array The array to query. + * @param {number} n The index of the element to return. + * @returns {*} Returns the nth element of `array`. + */ + function baseNth(array, n) { + var length = array.length; + if (!length) { + return; + } + n += n < 0 ? length : 0; + return isIndex(n, length) ? array[n] : undefined; + } + + /** + * The base implementation of `_.orderBy` without param guards. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by. + * @param {string[]} orders The sort orders of `iteratees`. + * @returns {Array} Returns the new sorted array. + */ + function baseOrderBy(collection, iteratees, orders) { + if (iteratees.length) { + iteratees = arrayMap(iteratees, function(iteratee) { + if (isArray(iteratee)) { + return function(value) { + return baseGet(value, iteratee.length === 1 ? iteratee[0] : iteratee); + } + } + return iteratee; + }); + } else { + iteratees = [identity]; + } + + var index = -1; + iteratees = arrayMap(iteratees, baseUnary(getIteratee())); + + var result = baseMap(collection, function(value, key, collection) { + var criteria = arrayMap(iteratees, function(iteratee) { + return iteratee(value); + }); + return { 'criteria': criteria, 'index': ++index, 'value': value }; + }); + + return baseSortBy(result, function(object, other) { + return compareMultiple(object, other, orders); + }); + } + + /** + * The base implementation of `_.pick` without support for individual + * property identifiers. + * + * @private + * @param {Object} object The source object. + * @param {string[]} paths The property paths to pick. + * @returns {Object} Returns the new object. + */ + function basePick(object, paths) { + return basePickBy(object, paths, function(value, path) { + return hasIn(object, path); + }); + } + + /** + * The base implementation of `_.pickBy` without support for iteratee shorthands. + * + * @private + * @param {Object} object The source object. + * @param {string[]} paths The property paths to pick. + * @param {Function} predicate The function invoked per property. + * @returns {Object} Returns the new object. + */ + function basePickBy(object, paths, predicate) { + var index = -1, + length = paths.length, + result = {}; + + while (++index < length) { + var path = paths[index], + value = baseGet(object, path); + + if (predicate(value, path)) { + baseSet(result, castPath(path, object), value); + } + } + return result; + } + + /** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new accessor function. + */ + function basePropertyDeep(path) { + return function(object) { + return baseGet(object, path); + }; + } + + /** + * The base implementation of `_.pullAllBy` without support for iteratee + * shorthands. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns `array`. + */ + function basePullAll(array, values, iteratee, comparator) { + var indexOf = comparator ? baseIndexOfWith : baseIndexOf, + index = -1, + length = values.length, + seen = array; + + if (array === values) { + values = copyArray(values); + } + if (iteratee) { + seen = arrayMap(array, baseUnary(iteratee)); + } + while (++index < length) { + var fromIndex = 0, + value = values[index], + computed = iteratee ? iteratee(value) : value; + + while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) { + if (seen !== array) { + splice.call(seen, fromIndex, 1); + } + splice.call(array, fromIndex, 1); + } + } + return array; + } + + /** + * The base implementation of `_.pullAt` without support for individual + * indexes or capturing the removed elements. + * + * @private + * @param {Array} array The array to modify. + * @param {number[]} indexes The indexes of elements to remove. + * @returns {Array} Returns `array`. + */ + function basePullAt(array, indexes) { + var length = array ? indexes.length : 0, + lastIndex = length - 1; + + while (length--) { + var index = indexes[length]; + if (length == lastIndex || index !== previous) { + var previous = index; + if (isIndex(index)) { + splice.call(array, index, 1); + } else { + baseUnset(array, index); + } + } + } + return array; + } + + /** + * The base implementation of `_.random` without support for returning + * floating-point numbers. + * + * @private + * @param {number} lower The lower bound. + * @param {number} upper The upper bound. + * @returns {number} Returns the random number. + */ + function baseRandom(lower, upper) { + return lower + nativeFloor(nativeRandom() * (upper - lower + 1)); + } + + /** + * The base implementation of `_.range` and `_.rangeRight` which doesn't + * coerce arguments. + * + * @private + * @param {number} start The start of the range. + * @param {number} end The end of the range. + * @param {number} step The value to increment or decrement by. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Array} Returns the range of numbers. + */ + function baseRange(start, end, step, fromRight) { + var index = -1, + length = nativeMax(nativeCeil((end - start) / (step || 1)), 0), + result = Array(length); + + while (length--) { + result[fromRight ? length : ++index] = start; + start += step; + } + return result; + } + + /** + * The base implementation of `_.repeat` which doesn't coerce arguments. + * + * @private + * @param {string} string The string to repeat. + * @param {number} n The number of times to repeat the string. + * @returns {string} Returns the repeated string. + */ + function baseRepeat(string, n) { + var result = ''; + if (!string || n < 1 || n > MAX_SAFE_INTEGER) { + return result; + } + // Leverage the exponentiation by squaring algorithm for a faster repeat. + // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details. + do { + if (n % 2) { + result += string; + } + n = nativeFloor(n / 2); + if (n) { + string += string; + } + } while (n); + + return result; + } + + /** + * The base implementation of `_.rest` which doesn't validate or coerce arguments. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + */ + function baseRest(func, start) { + return setToString(overRest(func, start, identity), func + ''); + } + + /** + * The base implementation of `_.sample`. + * + * @private + * @param {Array|Object} collection The collection to sample. + * @returns {*} Returns the random element. + */ + function baseSample(collection) { + return arraySample(values(collection)); + } + + /** + * The base implementation of `_.sampleSize` without param guards. + * + * @private + * @param {Array|Object} collection The collection to sample. + * @param {number} n The number of elements to sample. + * @returns {Array} Returns the random elements. + */ + function baseSampleSize(collection, n) { + var array = values(collection); + return shuffleSelf(array, baseClamp(n, 0, array.length)); + } + + /** + * The base implementation of `_.set`. + * + * @private + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {*} value The value to set. + * @param {Function} [customizer] The function to customize path creation. + * @returns {Object} Returns `object`. + */ + function baseSet(object, path, value, customizer) { + if (!isObject(object)) { + return object; + } + path = castPath(path, object); + + var index = -1, + length = path.length, + lastIndex = length - 1, + nested = object; + + while (nested != null && ++index < length) { + var key = toKey(path[index]), + newValue = value; + + if (key === '__proto__' || key === 'constructor' || key === 'prototype') { + return object; + } + + if (index != lastIndex) { + var objValue = nested[key]; + newValue = customizer ? customizer(objValue, key, nested) : undefined; + if (newValue === undefined) { + newValue = isObject(objValue) + ? objValue + : (isIndex(path[index + 1]) ? [] : {}); + } + } + assignValue(nested, key, newValue); + nested = nested[key]; + } + return object; + } + + /** + * The base implementation of `setData` without support for hot loop shorting. + * + * @private + * @param {Function} func The function to associate metadata with. + * @param {*} data The metadata. + * @returns {Function} Returns `func`. + */ + var baseSetData = !metaMap ? identity : function(func, data) { + metaMap.set(func, data); + return func; + }; + + /** + * The base implementation of `setToString` without support for hot loop shorting. + * + * @private + * @param {Function} func The function to modify. + * @param {Function} string The `toString` result. + * @returns {Function} Returns `func`. + */ + var baseSetToString = !defineProperty ? identity : function(func, string) { + return defineProperty(func, 'toString', { + 'configurable': true, + 'enumerable': false, + 'value': constant(string), + 'writable': true + }); + }; + + /** + * The base implementation of `_.shuffle`. + * + * @private + * @param {Array|Object} collection The collection to shuffle. + * @returns {Array} Returns the new shuffled array. + */ + function baseShuffle(collection) { + return shuffleSelf(values(collection)); + } + + /** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ + function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = end > length ? length : end; + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; + } + + /** + * The base implementation of `_.some` without support for iteratee shorthands. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ + function baseSome(collection, predicate) { + var result; + + baseEach(collection, function(value, index, collection) { + result = predicate(value, index, collection); + return !result; + }); + return !!result; + } + + /** + * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which + * performs a binary search of `array` to determine the index at which `value` + * should be inserted into `array` in order to maintain its sort order. + * + * @private + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {boolean} [retHighest] Specify returning the highest qualified index. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + */ + function baseSortedIndex(array, value, retHighest) { + var low = 0, + high = array == null ? low : array.length; + + if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) { + while (low < high) { + var mid = (low + high) >>> 1, + computed = array[mid]; + + if (computed !== null && !isSymbol(computed) && + (retHighest ? (computed <= value) : (computed < value))) { + low = mid + 1; + } else { + high = mid; + } + } + return high; + } + return baseSortedIndexBy(array, value, identity, retHighest); + } + + /** + * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy` + * which invokes `iteratee` for `value` and each element of `array` to compute + * their sort ranking. The iteratee is invoked with one argument; (value). + * + * @private + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function} iteratee The iteratee invoked per element. + * @param {boolean} [retHighest] Specify returning the highest qualified index. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + */ + function baseSortedIndexBy(array, value, iteratee, retHighest) { + var low = 0, + high = array == null ? 0 : array.length; + if (high === 0) { + return 0; + } + + value = iteratee(value); + var valIsNaN = value !== value, + valIsNull = value === null, + valIsSymbol = isSymbol(value), + valIsUndefined = value === undefined; + + while (low < high) { + var mid = nativeFloor((low + high) / 2), + computed = iteratee(array[mid]), + othIsDefined = computed !== undefined, + othIsNull = computed === null, + othIsReflexive = computed === computed, + othIsSymbol = isSymbol(computed); + + if (valIsNaN) { + var setLow = retHighest || othIsReflexive; + } else if (valIsUndefined) { + setLow = othIsReflexive && (retHighest || othIsDefined); + } else if (valIsNull) { + setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull); + } else if (valIsSymbol) { + setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol); + } else if (othIsNull || othIsSymbol) { + setLow = false; + } else { + setLow = retHighest ? (computed <= value) : (computed < value); + } + if (setLow) { + low = mid + 1; + } else { + high = mid; + } + } + return nativeMin(high, MAX_ARRAY_INDEX); + } + + /** + * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without + * support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @returns {Array} Returns the new duplicate free array. + */ + function baseSortedUniq(array, iteratee) { + var index = -1, + length = array.length, + resIndex = 0, + result = []; + + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + if (!index || !eq(computed, seen)) { + var seen = computed; + result[resIndex++] = value === 0 ? 0 : value; + } + } + return result; + } + + /** + * The base implementation of `_.toNumber` which doesn't ensure correct + * conversions of binary, hexadecimal, or octal string values. + * + * @private + * @param {*} value The value to process. + * @returns {number} Returns the number. + */ + function baseToNumber(value) { + if (typeof value == 'number') { + return value; + } + if (isSymbol(value)) { + return NAN; + } + return +value; + } + + /** + * The base implementation of `_.toString` which doesn't convert nullish + * values to empty strings. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ + function baseToString(value) { + // Exit early for strings to avoid a performance hit in some environments. + if (typeof value == 'string') { + return value; + } + if (isArray(value)) { + // Recursively convert values (susceptible to call stack limits). + return arrayMap(value, baseToString) + ''; + } + if (isSymbol(value)) { + return symbolToString ? symbolToString.call(value) : ''; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; + } + + /** + * The base implementation of `_.uniqBy` without support for iteratee shorthands. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new duplicate free array. + */ + function baseUniq(array, iteratee, comparator) { + var index = -1, + includes = arrayIncludes, + length = array.length, + isCommon = true, + result = [], + seen = result; + + if (comparator) { + isCommon = false; + includes = arrayIncludesWith; + } + else if (length >= LARGE_ARRAY_SIZE) { + var set = iteratee ? null : createSet(array); + if (set) { + return setToArray(set); + } + isCommon = false; + includes = cacheHas; + seen = new SetCache; + } + else { + seen = iteratee ? [] : result; + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value) : value; + + value = (comparator || value !== 0) ? value : 0; + if (isCommon && computed === computed) { + var seenIndex = seen.length; + while (seenIndex--) { + if (seen[seenIndex] === computed) { + continue outer; + } + } + if (iteratee) { + seen.push(computed); + } + result.push(value); + } + else if (!includes(seen, computed, comparator)) { + if (seen !== result) { + seen.push(computed); + } + result.push(value); + } + } + return result; + } + + /** + * The base implementation of `_.unset`. + * + * @private + * @param {Object} object The object to modify. + * @param {Array|string} path The property path to unset. + * @returns {boolean} Returns `true` if the property is deleted, else `false`. + */ + function baseUnset(object, path) { + path = castPath(path, object); + object = parent(object, path); + return object == null || delete object[toKey(last(path))]; + } + + /** + * The base implementation of `_.update`. + * + * @private + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to update. + * @param {Function} updater The function to produce the updated value. + * @param {Function} [customizer] The function to customize path creation. + * @returns {Object} Returns `object`. + */ + function baseUpdate(object, path, updater, customizer) { + return baseSet(object, path, updater(baseGet(object, path)), customizer); + } + + /** + * The base implementation of methods like `_.dropWhile` and `_.takeWhile` + * without support for iteratee shorthands. + * + * @private + * @param {Array} array The array to query. + * @param {Function} predicate The function invoked per iteration. + * @param {boolean} [isDrop] Specify dropping elements instead of taking them. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Array} Returns the slice of `array`. + */ + function baseWhile(array, predicate, isDrop, fromRight) { + var length = array.length, + index = fromRight ? length : -1; + + while ((fromRight ? index-- : ++index < length) && + predicate(array[index], index, array)) {} + + return isDrop + ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length)) + : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index)); + } + + /** + * The base implementation of `wrapperValue` which returns the result of + * performing a sequence of actions on the unwrapped `value`, where each + * successive action is supplied the return value of the previous. + * + * @private + * @param {*} value The unwrapped value. + * @param {Array} actions Actions to perform to resolve the unwrapped value. + * @returns {*} Returns the resolved value. + */ + function baseWrapperValue(value, actions) { + var result = value; + if (result instanceof LazyWrapper) { + result = result.value(); + } + return arrayReduce(actions, function(result, action) { + return action.func.apply(action.thisArg, arrayPush([result], action.args)); + }, result); + } + + /** + * The base implementation of methods like `_.xor`, without support for + * iteratee shorthands, that accepts an array of arrays to inspect. + * + * @private + * @param {Array} arrays The arrays to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of values. + */ + function baseXor(arrays, iteratee, comparator) { + var length = arrays.length; + if (length < 2) { + return length ? baseUniq(arrays[0]) : []; + } + var index = -1, + result = Array(length); + + while (++index < length) { + var array = arrays[index], + othIndex = -1; + + while (++othIndex < length) { + if (othIndex != index) { + result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator); + } + } + } + return baseUniq(baseFlatten(result, 1), iteratee, comparator); + } + + /** + * This base implementation of `_.zipObject` which assigns values using `assignFunc`. + * + * @private + * @param {Array} props The property identifiers. + * @param {Array} values The property values. + * @param {Function} assignFunc The function to assign values. + * @returns {Object} Returns the new object. + */ + function baseZipObject(props, values, assignFunc) { + var index = -1, + length = props.length, + valsLength = values.length, + result = {}; + + while (++index < length) { + var value = index < valsLength ? values[index] : undefined; + assignFunc(result, props[index], value); + } + return result; + } + + /** + * Casts `value` to an empty array if it's not an array like object. + * + * @private + * @param {*} value The value to inspect. + * @returns {Array|Object} Returns the cast array-like object. + */ + function castArrayLikeObject(value) { + return isArrayLikeObject(value) ? value : []; + } + + /** + * Casts `value` to `identity` if it's not a function. + * + * @private + * @param {*} value The value to inspect. + * @returns {Function} Returns cast function. + */ + function castFunction(value) { + return typeof value == 'function' ? value : identity; + } + + /** + * Casts `value` to a path array if it's not one. + * + * @private + * @param {*} value The value to inspect. + * @param {Object} [object] The object to query keys on. + * @returns {Array} Returns the cast property path array. + */ + function castPath(value, object) { + if (isArray(value)) { + return value; + } + return isKey(value, object) ? [value] : stringToPath(toString(value)); + } + + /** + * A `baseRest` alias which can be replaced with `identity` by module + * replacement plugins. + * + * @private + * @type {Function} + * @param {Function} func The function to apply a rest parameter to. + * @returns {Function} Returns the new function. + */ + var castRest = baseRest; + + /** + * Casts `array` to a slice if it's needed. + * + * @private + * @param {Array} array The array to inspect. + * @param {number} start The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the cast slice. + */ + function castSlice(array, start, end) { + var length = array.length; + end = end === undefined ? length : end; + return (!start && end >= length) ? array : baseSlice(array, start, end); + } + + /** + * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout). + * + * @private + * @param {number|Object} id The timer id or timeout object of the timer to clear. + */ + var clearTimeout = ctxClearTimeout || function(id) { + return root.clearTimeout(id); + }; + + /** + * Creates a clone of `buffer`. + * + * @private + * @param {Buffer} buffer The buffer to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Buffer} Returns the cloned buffer. + */ + function cloneBuffer(buffer, isDeep) { + if (isDeep) { + return buffer.slice(); + } + var length = buffer.length, + result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length); + + buffer.copy(result); + return result; + } + + /** + * Creates a clone of `arrayBuffer`. + * + * @private + * @param {ArrayBuffer} arrayBuffer The array buffer to clone. + * @returns {ArrayBuffer} Returns the cloned array buffer. + */ + function cloneArrayBuffer(arrayBuffer) { + var result = new arrayBuffer.constructor(arrayBuffer.byteLength); + new Uint8Array(result).set(new Uint8Array(arrayBuffer)); + return result; + } + + /** + * Creates a clone of `dataView`. + * + * @private + * @param {Object} dataView The data view to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned data view. + */ + function cloneDataView(dataView, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer; + return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength); + } + + /** + * Creates a clone of `regexp`. + * + * @private + * @param {Object} regexp The regexp to clone. + * @returns {Object} Returns the cloned regexp. + */ + function cloneRegExp(regexp) { + var result = new regexp.constructor(regexp.source, reFlags.exec(regexp)); + result.lastIndex = regexp.lastIndex; + return result; + } + + /** + * Creates a clone of the `symbol` object. + * + * @private + * @param {Object} symbol The symbol object to clone. + * @returns {Object} Returns the cloned symbol object. + */ + function cloneSymbol(symbol) { + return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {}; + } + + /** + * Creates a clone of `typedArray`. + * + * @private + * @param {Object} typedArray The typed array to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the cloned typed array. + */ + function cloneTypedArray(typedArray, isDeep) { + var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer; + return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length); + } + + /** + * Compares values to sort them in ascending order. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {number} Returns the sort order indicator for `value`. + */ + function compareAscending(value, other) { + if (value !== other) { + var valIsDefined = value !== undefined, + valIsNull = value === null, + valIsReflexive = value === value, + valIsSymbol = isSymbol(value); + + var othIsDefined = other !== undefined, + othIsNull = other === null, + othIsReflexive = other === other, + othIsSymbol = isSymbol(other); + + if ((!othIsNull && !othIsSymbol && !valIsSymbol && value > other) || + (valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol) || + (valIsNull && othIsDefined && othIsReflexive) || + (!valIsDefined && othIsReflexive) || + !valIsReflexive) { + return 1; + } + if ((!valIsNull && !valIsSymbol && !othIsSymbol && value < other) || + (othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol) || + (othIsNull && valIsDefined && valIsReflexive) || + (!othIsDefined && valIsReflexive) || + !othIsReflexive) { + return -1; + } + } + return 0; + } + + /** + * Used by `_.orderBy` to compare multiple properties of a value to another + * and stable sort them. + * + * If `orders` is unspecified, all values are sorted in ascending order. Otherwise, + * specify an order of "desc" for descending or "asc" for ascending sort order + * of corresponding values. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {boolean[]|string[]} orders The order to sort by for each property. + * @returns {number} Returns the sort order indicator for `object`. + */ + function compareMultiple(object, other, orders) { + var index = -1, + objCriteria = object.criteria, + othCriteria = other.criteria, + length = objCriteria.length, + ordersLength = orders.length; + + while (++index < length) { + var result = compareAscending(objCriteria[index], othCriteria[index]); + if (result) { + if (index >= ordersLength) { + return result; + } + var order = orders[index]; + return result * (order == 'desc' ? -1 : 1); + } + } + // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications + // that causes it, under certain circumstances, to provide the same value for + // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247 + // for more details. + // + // This also ensures a stable sort in V8 and other engines. + // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details. + return object.index - other.index; + } + + /** + * Creates an array that is the composition of partially applied arguments, + * placeholders, and provided arguments into a single array of arguments. + * + * @private + * @param {Array} args The provided arguments. + * @param {Array} partials The arguments to prepend to those provided. + * @param {Array} holders The `partials` placeholder indexes. + * @params {boolean} [isCurried] Specify composing for a curried function. + * @returns {Array} Returns the new array of composed arguments. + */ + function composeArgs(args, partials, holders, isCurried) { + var argsIndex = -1, + argsLength = args.length, + holdersLength = holders.length, + leftIndex = -1, + leftLength = partials.length, + rangeLength = nativeMax(argsLength - holdersLength, 0), + result = Array(leftLength + rangeLength), + isUncurried = !isCurried; + + while (++leftIndex < leftLength) { + result[leftIndex] = partials[leftIndex]; + } + while (++argsIndex < holdersLength) { + if (isUncurried || argsIndex < argsLength) { + result[holders[argsIndex]] = args[argsIndex]; + } + } + while (rangeLength--) { + result[leftIndex++] = args[argsIndex++]; + } + return result; + } + + /** + * This function is like `composeArgs` except that the arguments composition + * is tailored for `_.partialRight`. + * + * @private + * @param {Array} args The provided arguments. + * @param {Array} partials The arguments to append to those provided. + * @param {Array} holders The `partials` placeholder indexes. + * @params {boolean} [isCurried] Specify composing for a curried function. + * @returns {Array} Returns the new array of composed arguments. + */ + function composeArgsRight(args, partials, holders, isCurried) { + var argsIndex = -1, + argsLength = args.length, + holdersIndex = -1, + holdersLength = holders.length, + rightIndex = -1, + rightLength = partials.length, + rangeLength = nativeMax(argsLength - holdersLength, 0), + result = Array(rangeLength + rightLength), + isUncurried = !isCurried; + + while (++argsIndex < rangeLength) { + result[argsIndex] = args[argsIndex]; + } + var offset = argsIndex; + while (++rightIndex < rightLength) { + result[offset + rightIndex] = partials[rightIndex]; + } + while (++holdersIndex < holdersLength) { + if (isUncurried || argsIndex < argsLength) { + result[offset + holders[holdersIndex]] = args[argsIndex++]; + } + } + return result; + } + + /** + * Copies the values of `source` to `array`. + * + * @private + * @param {Array} source The array to copy values from. + * @param {Array} [array=[]] The array to copy values to. + * @returns {Array} Returns `array`. + */ + function copyArray(source, array) { + var index = -1, + length = source.length; + + array || (array = Array(length)); + while (++index < length) { + array[index] = source[index]; + } + return array; + } + + /** + * Copies properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy properties from. + * @param {Array} props The property identifiers to copy. + * @param {Object} [object={}] The object to copy properties to. + * @param {Function} [customizer] The function to customize copied values. + * @returns {Object} Returns `object`. + */ + function copyObject(source, props, object, customizer) { + var isNew = !object; + object || (object = {}); + + var index = -1, + length = props.length; + + while (++index < length) { + var key = props[index]; + + var newValue = customizer + ? customizer(object[key], source[key], key, object, source) + : undefined; + + if (newValue === undefined) { + newValue = source[key]; + } + if (isNew) { + baseAssignValue(object, key, newValue); + } else { + assignValue(object, key, newValue); + } + } + return object; + } + + /** + * Copies own symbols of `source` to `object`. + * + * @private + * @param {Object} source The object to copy symbols from. + * @param {Object} [object={}] The object to copy symbols to. + * @returns {Object} Returns `object`. + */ + function copySymbols(source, object) { + return copyObject(source, getSymbols(source), object); + } + + /** + * Copies own and inherited symbols of `source` to `object`. + * + * @private + * @param {Object} source The object to copy symbols from. + * @param {Object} [object={}] The object to copy symbols to. + * @returns {Object} Returns `object`. + */ + function copySymbolsIn(source, object) { + return copyObject(source, getSymbolsIn(source), object); + } + + /** + * Creates a function like `_.groupBy`. + * + * @private + * @param {Function} setter The function to set accumulator values. + * @param {Function} [initializer] The accumulator object initializer. + * @returns {Function} Returns the new aggregator function. + */ + function createAggregator(setter, initializer) { + return function(collection, iteratee) { + var func = isArray(collection) ? arrayAggregator : baseAggregator, + accumulator = initializer ? initializer() : {}; + + return func(collection, setter, getIteratee(iteratee, 2), accumulator); + }; + } + + /** + * Creates a function like `_.assign`. + * + * @private + * @param {Function} assigner The function to assign values. + * @returns {Function} Returns the new assigner function. + */ + function createAssigner(assigner) { + return baseRest(function(object, sources) { + var index = -1, + length = sources.length, + customizer = length > 1 ? sources[length - 1] : undefined, + guard = length > 2 ? sources[2] : undefined; + + customizer = (assigner.length > 3 && typeof customizer == 'function') + ? (length--, customizer) + : undefined; + + if (guard && isIterateeCall(sources[0], sources[1], guard)) { + customizer = length < 3 ? undefined : customizer; + length = 1; + } + object = Object(object); + while (++index < length) { + var source = sources[index]; + if (source) { + assigner(object, source, index, customizer); + } + } + return object; + }); + } + + /** + * Creates a `baseEach` or `baseEachRight` function. + * + * @private + * @param {Function} eachFunc The function to iterate over a collection. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ + function createBaseEach(eachFunc, fromRight) { + return function(collection, iteratee) { + if (collection == null) { + return collection; + } + if (!isArrayLike(collection)) { + return eachFunc(collection, iteratee); + } + var length = collection.length, + index = fromRight ? length : -1, + iterable = Object(collection); + + while ((fromRight ? index-- : ++index < length)) { + if (iteratee(iterable[index], index, iterable) === false) { + break; + } + } + return collection; + }; + } + + /** + * Creates a base function for methods like `_.forIn` and `_.forOwn`. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ + function createBaseFor(fromRight) { + return function(object, iteratee, keysFunc) { + var index = -1, + iterable = Object(object), + props = keysFunc(object), + length = props.length; + + while (length--) { + var key = props[fromRight ? length : ++index]; + if (iteratee(iterable[key], key, iterable) === false) { + break; + } + } + return object; + }; + } + + /** + * Creates a function that wraps `func` to invoke it with the optional `this` + * binding of `thisArg`. + * + * @private + * @param {Function} func The function to wrap. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @param {*} [thisArg] The `this` binding of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createBind(func, bitmask, thisArg) { + var isBind = bitmask & WRAP_BIND_FLAG, + Ctor = createCtor(func); + + function wrapper() { + var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func; + return fn.apply(isBind ? thisArg : this, arguments); + } + return wrapper; + } + + /** + * Creates a function like `_.lowerFirst`. + * + * @private + * @param {string} methodName The name of the `String` case method to use. + * @returns {Function} Returns the new case function. + */ + function createCaseFirst(methodName) { + return function(string) { + string = toString(string); + + var strSymbols = hasUnicode(string) + ? stringToArray(string) + : undefined; + + var chr = strSymbols + ? strSymbols[0] + : string.charAt(0); + + var trailing = strSymbols + ? castSlice(strSymbols, 1).join('') + : string.slice(1); + + return chr[methodName]() + trailing; + }; + } + + /** + * Creates a function like `_.camelCase`. + * + * @private + * @param {Function} callback The function to combine each word. + * @returns {Function} Returns the new compounder function. + */ + function createCompounder(callback) { + return function(string) { + return arrayReduce(words(deburr(string).replace(reApos, '')), callback, ''); + }; + } + + /** + * Creates a function that produces an instance of `Ctor` regardless of + * whether it was invoked as part of a `new` expression or by `call` or `apply`. + * + * @private + * @param {Function} Ctor The constructor to wrap. + * @returns {Function} Returns the new wrapped function. + */ + function createCtor(Ctor) { + return function() { + // Use a `switch` statement to work with class constructors. See + // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist + // for more details. + var args = arguments; + switch (args.length) { + case 0: return new Ctor; + case 1: return new Ctor(args[0]); + case 2: return new Ctor(args[0], args[1]); + case 3: return new Ctor(args[0], args[1], args[2]); + case 4: return new Ctor(args[0], args[1], args[2], args[3]); + case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]); + case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]); + case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]); + } + var thisBinding = baseCreate(Ctor.prototype), + result = Ctor.apply(thisBinding, args); + + // Mimic the constructor's `return` behavior. + // See https://es5.github.io/#x13.2.2 for more details. + return isObject(result) ? result : thisBinding; + }; + } + + /** + * Creates a function that wraps `func` to enable currying. + * + * @private + * @param {Function} func The function to wrap. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @param {number} arity The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createCurry(func, bitmask, arity) { + var Ctor = createCtor(func); + + function wrapper() { + var length = arguments.length, + args = Array(length), + index = length, + placeholder = getHolder(wrapper); + + while (index--) { + args[index] = arguments[index]; + } + var holders = (length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder) + ? [] + : replaceHolders(args, placeholder); + + length -= holders.length; + if (length < arity) { + return createRecurry( + func, bitmask, createHybrid, wrapper.placeholder, undefined, + args, holders, undefined, undefined, arity - length); + } + var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func; + return apply(fn, this, args); + } + return wrapper; + } + + /** + * Creates a `_.find` or `_.findLast` function. + * + * @private + * @param {Function} findIndexFunc The function to find the collection index. + * @returns {Function} Returns the new find function. + */ + function createFind(findIndexFunc) { + return function(collection, predicate, fromIndex) { + var iterable = Object(collection); + if (!isArrayLike(collection)) { + var iteratee = getIteratee(predicate, 3); + collection = keys(collection); + predicate = function(key) { return iteratee(iterable[key], key, iterable); }; + } + var index = findIndexFunc(collection, predicate, fromIndex); + return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined; + }; + } + + /** + * Creates a `_.flow` or `_.flowRight` function. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new flow function. + */ + function createFlow(fromRight) { + return flatRest(function(funcs) { + var length = funcs.length, + index = length, + prereq = LodashWrapper.prototype.thru; + + if (fromRight) { + funcs.reverse(); + } + while (index--) { + var func = funcs[index]; + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + if (prereq && !wrapper && getFuncName(func) == 'wrapper') { + var wrapper = new LodashWrapper([], true); + } + } + index = wrapper ? index : length; + while (++index < length) { + func = funcs[index]; + + var funcName = getFuncName(func), + data = funcName == 'wrapper' ? getData(func) : undefined; + + if (data && isLaziable(data[0]) && + data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) && + !data[4].length && data[9] == 1 + ) { + wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]); + } else { + wrapper = (func.length == 1 && isLaziable(func)) + ? wrapper[funcName]() + : wrapper.thru(func); + } + } + return function() { + var args = arguments, + value = args[0]; + + if (wrapper && args.length == 1 && isArray(value)) { + return wrapper.plant(value).value(); + } + var index = 0, + result = length ? funcs[index].apply(this, args) : value; + + while (++index < length) { + result = funcs[index].call(this, result); + } + return result; + }; + }); + } + + /** + * Creates a function that wraps `func` to invoke it with optional `this` + * binding of `thisArg`, partial application, and currying. + * + * @private + * @param {Function|string} func The function or method name to wrap. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @param {*} [thisArg] The `this` binding of `func`. + * @param {Array} [partials] The arguments to prepend to those provided to + * the new function. + * @param {Array} [holders] The `partials` placeholder indexes. + * @param {Array} [partialsRight] The arguments to append to those provided + * to the new function. + * @param {Array} [holdersRight] The `partialsRight` placeholder indexes. + * @param {Array} [argPos] The argument positions of the new function. + * @param {number} [ary] The arity cap of `func`. + * @param {number} [arity] The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) { + var isAry = bitmask & WRAP_ARY_FLAG, + isBind = bitmask & WRAP_BIND_FLAG, + isBindKey = bitmask & WRAP_BIND_KEY_FLAG, + isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG), + isFlip = bitmask & WRAP_FLIP_FLAG, + Ctor = isBindKey ? undefined : createCtor(func); + + function wrapper() { + var length = arguments.length, + args = Array(length), + index = length; + + while (index--) { + args[index] = arguments[index]; + } + if (isCurried) { + var placeholder = getHolder(wrapper), + holdersCount = countHolders(args, placeholder); + } + if (partials) { + args = composeArgs(args, partials, holders, isCurried); + } + if (partialsRight) { + args = composeArgsRight(args, partialsRight, holdersRight, isCurried); + } + length -= holdersCount; + if (isCurried && length < arity) { + var newHolders = replaceHolders(args, placeholder); + return createRecurry( + func, bitmask, createHybrid, wrapper.placeholder, thisArg, + args, newHolders, argPos, ary, arity - length + ); + } + var thisBinding = isBind ? thisArg : this, + fn = isBindKey ? thisBinding[func] : func; + + length = args.length; + if (argPos) { + args = reorder(args, argPos); + } else if (isFlip && length > 1) { + args.reverse(); + } + if (isAry && ary < length) { + args.length = ary; + } + if (this && this !== root && this instanceof wrapper) { + fn = Ctor || createCtor(fn); + } + return fn.apply(thisBinding, args); + } + return wrapper; + } + + /** + * Creates a function like `_.invertBy`. + * + * @private + * @param {Function} setter The function to set accumulator values. + * @param {Function} toIteratee The function to resolve iteratees. + * @returns {Function} Returns the new inverter function. + */ + function createInverter(setter, toIteratee) { + return function(object, iteratee) { + return baseInverter(object, setter, toIteratee(iteratee), {}); + }; + } + + /** + * Creates a function that performs a mathematical operation on two values. + * + * @private + * @param {Function} operator The function to perform the operation. + * @param {number} [defaultValue] The value used for `undefined` arguments. + * @returns {Function} Returns the new mathematical operation function. + */ + function createMathOperation(operator, defaultValue) { + return function(value, other) { + var result; + if (value === undefined && other === undefined) { + return defaultValue; + } + if (value !== undefined) { + result = value; + } + if (other !== undefined) { + if (result === undefined) { + return other; + } + if (typeof value == 'string' || typeof other == 'string') { + value = baseToString(value); + other = baseToString(other); + } else { + value = baseToNumber(value); + other = baseToNumber(other); + } + result = operator(value, other); + } + return result; + }; + } + + /** + * Creates a function like `_.over`. + * + * @private + * @param {Function} arrayFunc The function to iterate over iteratees. + * @returns {Function} Returns the new over function. + */ + function createOver(arrayFunc) { + return flatRest(function(iteratees) { + iteratees = arrayMap(iteratees, baseUnary(getIteratee())); + return baseRest(function(args) { + var thisArg = this; + return arrayFunc(iteratees, function(iteratee) { + return apply(iteratee, thisArg, args); + }); + }); + }); + } + + /** + * Creates the padding for `string` based on `length`. The `chars` string + * is truncated if the number of characters exceeds `length`. + * + * @private + * @param {number} length The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padding for `string`. + */ + function createPadding(length, chars) { + chars = chars === undefined ? ' ' : baseToString(chars); + + var charsLength = chars.length; + if (charsLength < 2) { + return charsLength ? baseRepeat(chars, length) : chars; + } + var result = baseRepeat(chars, nativeCeil(length / stringSize(chars))); + return hasUnicode(chars) + ? castSlice(stringToArray(result), 0, length).join('') + : result.slice(0, length); + } + + /** + * Creates a function that wraps `func` to invoke it with the `this` binding + * of `thisArg` and `partials` prepended to the arguments it receives. + * + * @private + * @param {Function} func The function to wrap. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} partials The arguments to prepend to those provided to + * the new function. + * @returns {Function} Returns the new wrapped function. + */ + function createPartial(func, bitmask, thisArg, partials) { + var isBind = bitmask & WRAP_BIND_FLAG, + Ctor = createCtor(func); + + function wrapper() { + var argsIndex = -1, + argsLength = arguments.length, + leftIndex = -1, + leftLength = partials.length, + args = Array(leftLength + argsLength), + fn = (this && this !== root && this instanceof wrapper) ? Ctor : func; + + while (++leftIndex < leftLength) { + args[leftIndex] = partials[leftIndex]; + } + while (argsLength--) { + args[leftIndex++] = arguments[++argsIndex]; + } + return apply(fn, isBind ? thisArg : this, args); + } + return wrapper; + } + + /** + * Creates a `_.range` or `_.rangeRight` function. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new range function. + */ + function createRange(fromRight) { + return function(start, end, step) { + if (step && typeof step != 'number' && isIterateeCall(start, end, step)) { + end = step = undefined; + } + // Ensure the sign of `-0` is preserved. + start = toFinite(start); + if (end === undefined) { + end = start; + start = 0; + } else { + end = toFinite(end); + } + step = step === undefined ? (start < end ? 1 : -1) : toFinite(step); + return baseRange(start, end, step, fromRight); + }; + } + + /** + * Creates a function that performs a relational operation on two values. + * + * @private + * @param {Function} operator The function to perform the operation. + * @returns {Function} Returns the new relational operation function. + */ + function createRelationalOperation(operator) { + return function(value, other) { + if (!(typeof value == 'string' && typeof other == 'string')) { + value = toNumber(value); + other = toNumber(other); + } + return operator(value, other); + }; + } + + /** + * Creates a function that wraps `func` to continue currying. + * + * @private + * @param {Function} func The function to wrap. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @param {Function} wrapFunc The function to create the `func` wrapper. + * @param {*} placeholder The placeholder value. + * @param {*} [thisArg] The `this` binding of `func`. + * @param {Array} [partials] The arguments to prepend to those provided to + * the new function. + * @param {Array} [holders] The `partials` placeholder indexes. + * @param {Array} [argPos] The argument positions of the new function. + * @param {number} [ary] The arity cap of `func`. + * @param {number} [arity] The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) { + var isCurry = bitmask & WRAP_CURRY_FLAG, + newHolders = isCurry ? holders : undefined, + newHoldersRight = isCurry ? undefined : holders, + newPartials = isCurry ? partials : undefined, + newPartialsRight = isCurry ? undefined : partials; + + bitmask |= (isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG); + bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG); + + if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) { + bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG); + } + var newData = [ + func, bitmask, thisArg, newPartials, newHolders, newPartialsRight, + newHoldersRight, argPos, ary, arity + ]; + + var result = wrapFunc.apply(undefined, newData); + if (isLaziable(func)) { + setData(result, newData); + } + result.placeholder = placeholder; + return setWrapToString(result, func, bitmask); + } + + /** + * Creates a function like `_.round`. + * + * @private + * @param {string} methodName The name of the `Math` method to use when rounding. + * @returns {Function} Returns the new round function. + */ + function createRound(methodName) { + var func = Math[methodName]; + return function(number, precision) { + number = toNumber(number); + precision = precision == null ? 0 : nativeMin(toInteger(precision), 292); + if (precision && nativeIsFinite(number)) { + // Shift with exponential notation to avoid floating-point issues. + // See [MDN](https://mdn.io/round#Examples) for more details. + var pair = (toString(number) + 'e').split('e'), + value = func(pair[0] + 'e' + (+pair[1] + precision)); + + pair = (toString(value) + 'e').split('e'); + return +(pair[0] + 'e' + (+pair[1] - precision)); + } + return func(number); + }; + } + + /** + * Creates a set object of `values`. + * + * @private + * @param {Array} values The values to add to the set. + * @returns {Object} Returns the new set. + */ + var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) { + return new Set(values); + }; + + /** + * Creates a `_.toPairs` or `_.toPairsIn` function. + * + * @private + * @param {Function} keysFunc The function to get the keys of a given object. + * @returns {Function} Returns the new pairs function. + */ + function createToPairs(keysFunc) { + return function(object) { + var tag = getTag(object); + if (tag == mapTag) { + return mapToArray(object); + } + if (tag == setTag) { + return setToPairs(object); + } + return baseToPairs(object, keysFunc(object)); + }; + } + + /** + * Creates a function that either curries or invokes `func` with optional + * `this` binding and partially applied arguments. + * + * @private + * @param {Function|string} func The function or method name to wrap. + * @param {number} bitmask The bitmask flags. + * 1 - `_.bind` + * 2 - `_.bindKey` + * 4 - `_.curry` or `_.curryRight` of a bound function + * 8 - `_.curry` + * 16 - `_.curryRight` + * 32 - `_.partial` + * 64 - `_.partialRight` + * 128 - `_.rearg` + * 256 - `_.ary` + * 512 - `_.flip` + * @param {*} [thisArg] The `this` binding of `func`. + * @param {Array} [partials] The arguments to be partially applied. + * @param {Array} [holders] The `partials` placeholder indexes. + * @param {Array} [argPos] The argument positions of the new function. + * @param {number} [ary] The arity cap of `func`. + * @param {number} [arity] The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) { + var isBindKey = bitmask & WRAP_BIND_KEY_FLAG; + if (!isBindKey && typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + var length = partials ? partials.length : 0; + if (!length) { + bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG); + partials = holders = undefined; + } + ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0); + arity = arity === undefined ? arity : toInteger(arity); + length -= holders ? holders.length : 0; + + if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) { + var partialsRight = partials, + holdersRight = holders; + + partials = holders = undefined; + } + var data = isBindKey ? undefined : getData(func); + + var newData = [ + func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, + argPos, ary, arity + ]; + + if (data) { + mergeData(newData, data); + } + func = newData[0]; + bitmask = newData[1]; + thisArg = newData[2]; + partials = newData[3]; + holders = newData[4]; + arity = newData[9] = newData[9] === undefined + ? (isBindKey ? 0 : func.length) + : nativeMax(newData[9] - length, 0); + + if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) { + bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG); + } + if (!bitmask || bitmask == WRAP_BIND_FLAG) { + var result = createBind(func, bitmask, thisArg); + } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) { + result = createCurry(func, bitmask, arity); + } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) { + result = createPartial(func, bitmask, thisArg, partials); + } else { + result = createHybrid.apply(undefined, newData); + } + var setter = data ? baseSetData : setData; + return setWrapToString(setter(result, newData), func, bitmask); + } + + /** + * Used by `_.defaults` to customize its `_.assignIn` use to assign properties + * of source objects to the destination object for all destination properties + * that resolve to `undefined`. + * + * @private + * @param {*} objValue The destination value. + * @param {*} srcValue The source value. + * @param {string} key The key of the property to assign. + * @param {Object} object The parent object of `objValue`. + * @returns {*} Returns the value to assign. + */ + function customDefaultsAssignIn(objValue, srcValue, key, object) { + if (objValue === undefined || + (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) { + return srcValue; + } + return objValue; + } + + /** + * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source + * objects into destination objects that are passed thru. + * + * @private + * @param {*} objValue The destination value. + * @param {*} srcValue The source value. + * @param {string} key The key of the property to merge. + * @param {Object} object The parent object of `objValue`. + * @param {Object} source The parent object of `srcValue`. + * @param {Object} [stack] Tracks traversed source values and their merged + * counterparts. + * @returns {*} Returns the value to assign. + */ + function customDefaultsMerge(objValue, srcValue, key, object, source, stack) { + if (isObject(objValue) && isObject(srcValue)) { + // Recursively merge objects and arrays (susceptible to call stack limits). + stack.set(srcValue, objValue); + baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack); + stack['delete'](srcValue); + } + return objValue; + } + + /** + * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain + * objects. + * + * @private + * @param {*} value The value to inspect. + * @param {string} key The key of the property to inspect. + * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`. + */ + function customOmitClone(value) { + return isPlainObject(value) ? undefined : value; + } + + /** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details. + * @param {Function} customizer The function to customize comparisons. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Object} stack Tracks traversed `array` and `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ + function equalArrays(array, other, bitmask, customizer, equalFunc, stack) { + var isPartial = bitmask & COMPARE_PARTIAL_FLAG, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isPartial && othLength > arrLength)) { + return false; + } + // Check that cyclic values are equal. + var arrStacked = stack.get(array); + var othStacked = stack.get(other); + if (arrStacked && othStacked) { + return arrStacked == other && othStacked == array; + } + var index = -1, + result = true, + seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined; + + stack.set(array, other); + stack.set(other, array); + + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, arrValue, index, other, array, stack) + : customizer(arrValue, othValue, index, array, other, stack); + } + if (compared !== undefined) { + if (compared) { + continue; + } + result = false; + break; + } + // Recursively compare arrays (susceptible to call stack limits). + if (seen) { + if (!arraySome(other, function(othValue, othIndex) { + if (!cacheHas(seen, othIndex) && + (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) { + return seen.push(othIndex); + } + })) { + result = false; + break; + } + } else if (!( + arrValue === othValue || + equalFunc(arrValue, othValue, bitmask, customizer, stack) + )) { + result = false; + break; + } + } + stack['delete'](array); + stack['delete'](other); + return result; + } + + /** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details. + * @param {Function} customizer The function to customize comparisons. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) { + switch (tag) { + case dataViewTag: + if ((object.byteLength != other.byteLength) || + (object.byteOffset != other.byteOffset)) { + return false; + } + object = object.buffer; + other = other.buffer; + + case arrayBufferTag: + if ((object.byteLength != other.byteLength) || + !equalFunc(new Uint8Array(object), new Uint8Array(other))) { + return false; + } + return true; + + case boolTag: + case dateTag: + case numberTag: + // Coerce booleans to `1` or `0` and dates to milliseconds. + // Invalid dates are coerced to `NaN`. + return eq(+object, +other); + + case errorTag: + return object.name == other.name && object.message == other.message; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings, primitives and objects, + // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring + // for more details. + return object == (other + ''); + + case mapTag: + var convert = mapToArray; + + case setTag: + var isPartial = bitmask & COMPARE_PARTIAL_FLAG; + convert || (convert = setToArray); + + if (object.size != other.size && !isPartial) { + return false; + } + // Assume cyclic values are equal. + var stacked = stack.get(object); + if (stacked) { + return stacked == other; + } + bitmask |= COMPARE_UNORDERED_FLAG; + + // Recursively compare objects (susceptible to call stack limits). + stack.set(object, other); + var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack); + stack['delete'](object); + return result; + + case symbolTag: + if (symbolValueOf) { + return symbolValueOf.call(object) == symbolValueOf.call(other); + } + } + return false; + } + + /** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details. + * @param {Function} customizer The function to customize comparisons. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Object} stack Tracks traversed `object` and `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function equalObjects(object, other, bitmask, customizer, equalFunc, stack) { + var isPartial = bitmask & COMPARE_PARTIAL_FLAG, + objProps = getAllKeys(object), + objLength = objProps.length, + othProps = getAllKeys(other), + othLength = othProps.length; + + if (objLength != othLength && !isPartial) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) { + return false; + } + } + // Check that cyclic values are equal. + var objStacked = stack.get(object); + var othStacked = stack.get(other); + if (objStacked && othStacked) { + return objStacked == other && othStacked == object; + } + var result = true; + stack.set(object, other); + stack.set(other, object); + + var skipCtor = isPartial; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key]; + + if (customizer) { + var compared = isPartial + ? customizer(othValue, objValue, key, other, object, stack) + : customizer(objValue, othValue, key, object, other, stack); + } + // Recursively compare objects (susceptible to call stack limits). + if (!(compared === undefined + ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack)) + : compared + )) { + result = false; + break; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (result && !skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + result = false; + } + } + stack['delete'](object); + stack['delete'](other); + return result; + } + + /** + * A specialized version of `baseRest` which flattens the rest array. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @returns {Function} Returns the new function. + */ + function flatRest(func) { + return setToString(overRest(func, undefined, flatten), func + ''); + } + + /** + * Creates an array of own enumerable property names and symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names and symbols. + */ + function getAllKeys(object) { + return baseGetAllKeys(object, keys, getSymbols); + } + + /** + * Creates an array of own and inherited enumerable property names and + * symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names and symbols. + */ + function getAllKeysIn(object) { + return baseGetAllKeys(object, keysIn, getSymbolsIn); + } + + /** + * Gets metadata for `func`. + * + * @private + * @param {Function} func The function to query. + * @returns {*} Returns the metadata for `func`. + */ + var getData = !metaMap ? noop : function(func) { + return metaMap.get(func); + }; + + /** + * Gets the name of `func`. + * + * @private + * @param {Function} func The function to query. + * @returns {string} Returns the function name. + */ + function getFuncName(func) { + var result = (func.name + ''), + array = realNames[result], + length = hasOwnProperty.call(realNames, result) ? array.length : 0; + + while (length--) { + var data = array[length], + otherFunc = data.func; + if (otherFunc == null || otherFunc == func) { + return data.name; + } + } + return result; + } + + /** + * Gets the argument placeholder value for `func`. + * + * @private + * @param {Function} func The function to inspect. + * @returns {*} Returns the placeholder value. + */ + function getHolder(func) { + var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func; + return object.placeholder; + } + + /** + * Gets the appropriate "iteratee" function. If `_.iteratee` is customized, + * this function returns the custom method, otherwise it returns `baseIteratee`. + * If arguments are provided, the chosen function is invoked with them and + * its result is returned. + * + * @private + * @param {*} [value] The value to convert to an iteratee. + * @param {number} [arity] The arity of the created iteratee. + * @returns {Function} Returns the chosen function or its result. + */ + function getIteratee() { + var result = lodash.iteratee || iteratee; + result = result === iteratee ? baseIteratee : result; + return arguments.length ? result(arguments[0], arguments[1]) : result; + } + + /** + * Gets the data for `map`. + * + * @private + * @param {Object} map The map to query. + * @param {string} key The reference key. + * @returns {*} Returns the map data. + */ + function getMapData(map, key) { + var data = map.__data__; + return isKeyable(key) + ? data[typeof key == 'string' ? 'string' : 'hash'] + : data.map; + } + + /** + * Gets the property names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ + function getMatchData(object) { + var result = keys(object), + length = result.length; + + while (length--) { + var key = result[length], + value = object[key]; + + result[length] = [key, value, isStrictComparable(value)]; + } + return result; + } + + /** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ + function getNative(object, key) { + var value = getValue(object, key); + return baseIsNative(value) ? value : undefined; + } + + /** + * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the raw `toStringTag`. + */ + function getRawTag(value) { + var isOwn = hasOwnProperty.call(value, symToStringTag), + tag = value[symToStringTag]; + + try { + value[symToStringTag] = undefined; + var unmasked = true; + } catch (e) {} + + var result = nativeObjectToString.call(value); + if (unmasked) { + if (isOwn) { + value[symToStringTag] = tag; + } else { + delete value[symToStringTag]; + } + } + return result; + } + + /** + * Creates an array of the own enumerable symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of symbols. + */ + var getSymbols = !nativeGetSymbols ? stubArray : function(object) { + if (object == null) { + return []; + } + object = Object(object); + return arrayFilter(nativeGetSymbols(object), function(symbol) { + return propertyIsEnumerable.call(object, symbol); + }); + }; + + /** + * Creates an array of the own and inherited enumerable symbols of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of symbols. + */ + var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) { + var result = []; + while (object) { + arrayPush(result, getSymbols(object)); + object = getPrototype(object); + } + return result; + }; + + /** + * Gets the `toStringTag` of `value`. + * + * @private + * @param {*} value The value to query. + * @returns {string} Returns the `toStringTag`. + */ + var getTag = baseGetTag; + + // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6. + if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) || + (Map && getTag(new Map) != mapTag) || + (Promise && getTag(Promise.resolve()) != promiseTag) || + (Set && getTag(new Set) != setTag) || + (WeakMap && getTag(new WeakMap) != weakMapTag)) { + getTag = function(value) { + var result = baseGetTag(value), + Ctor = result == objectTag ? value.constructor : undefined, + ctorString = Ctor ? toSource(Ctor) : ''; + + if (ctorString) { + switch (ctorString) { + case dataViewCtorString: return dataViewTag; + case mapCtorString: return mapTag; + case promiseCtorString: return promiseTag; + case setCtorString: return setTag; + case weakMapCtorString: return weakMapTag; + } + } + return result; + }; + } + + /** + * Gets the view, applying any `transforms` to the `start` and `end` positions. + * + * @private + * @param {number} start The start of the view. + * @param {number} end The end of the view. + * @param {Array} transforms The transformations to apply to the view. + * @returns {Object} Returns an object containing the `start` and `end` + * positions of the view. + */ + function getView(start, end, transforms) { + var index = -1, + length = transforms.length; + + while (++index < length) { + var data = transforms[index], + size = data.size; + + switch (data.type) { + case 'drop': start += size; break; + case 'dropRight': end -= size; break; + case 'take': end = nativeMin(end, start + size); break; + case 'takeRight': start = nativeMax(start, end - size); break; + } + } + return { 'start': start, 'end': end }; + } + + /** + * Extracts wrapper details from the `source` body comment. + * + * @private + * @param {string} source The source to inspect. + * @returns {Array} Returns the wrapper details. + */ + function getWrapDetails(source) { + var match = source.match(reWrapDetails); + return match ? match[1].split(reSplitDetails) : []; + } + + /** + * Checks if `path` exists on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @param {Function} hasFunc The function to check properties. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + */ + function hasPath(object, path, hasFunc) { + path = castPath(path, object); + + var index = -1, + length = path.length, + result = false; + + while (++index < length) { + var key = toKey(path[index]); + if (!(result = object != null && hasFunc(object, key))) { + break; + } + object = object[key]; + } + if (result || ++index != length) { + return result; + } + length = object == null ? 0 : object.length; + return !!length && isLength(length) && isIndex(key, length) && + (isArray(object) || isArguments(object)); + } + + /** + * Initializes an array clone. + * + * @private + * @param {Array} array The array to clone. + * @returns {Array} Returns the initialized clone. + */ + function initCloneArray(array) { + var length = array.length, + result = new array.constructor(length); + + // Add properties assigned by `RegExp#exec`. + if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) { + result.index = array.index; + result.input = array.input; + } + return result; + } + + /** + * Initializes an object clone. + * + * @private + * @param {Object} object The object to clone. + * @returns {Object} Returns the initialized clone. + */ + function initCloneObject(object) { + return (typeof object.constructor == 'function' && !isPrototype(object)) + ? baseCreate(getPrototype(object)) + : {}; + } + + /** + * Initializes an object clone based on its `toStringTag`. + * + * **Note:** This function only supports cloning values with tags of + * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`. + * + * @private + * @param {Object} object The object to clone. + * @param {string} tag The `toStringTag` of the object to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the initialized clone. + */ + function initCloneByTag(object, tag, isDeep) { + var Ctor = object.constructor; + switch (tag) { + case arrayBufferTag: + return cloneArrayBuffer(object); + + case boolTag: + case dateTag: + return new Ctor(+object); + + case dataViewTag: + return cloneDataView(object, isDeep); + + case float32Tag: case float64Tag: + case int8Tag: case int16Tag: case int32Tag: + case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: + return cloneTypedArray(object, isDeep); + + case mapTag: + return new Ctor; + + case numberTag: + case stringTag: + return new Ctor(object); + + case regexpTag: + return cloneRegExp(object); + + case setTag: + return new Ctor; + + case symbolTag: + return cloneSymbol(object); + } + } + + /** + * Inserts wrapper `details` in a comment at the top of the `source` body. + * + * @private + * @param {string} source The source to modify. + * @returns {Array} details The details to insert. + * @returns {string} Returns the modified source. + */ + function insertWrapDetails(source, details) { + var length = details.length; + if (!length) { + return source; + } + var lastIndex = length - 1; + details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex]; + details = details.join(length > 2 ? ', ' : ' '); + return source.replace(reWrapComment, '{\n/* [wrapped with ' + details + '] */\n'); + } + + /** + * Checks if `value` is a flattenable `arguments` object or array. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is flattenable, else `false`. + */ + function isFlattenable(value) { + return isArray(value) || isArguments(value) || + !!(spreadableSymbol && value && value[spreadableSymbol]); + } + + /** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ + function isIndex(value, length) { + var type = typeof value; + length = length == null ? MAX_SAFE_INTEGER : length; + + return !!length && + (type == 'number' || + (type != 'symbol' && reIsUint.test(value))) && + (value > -1 && value % 1 == 0 && value < length); + } + + /** + * Checks if the given arguments are from an iteratee call. + * + * @private + * @param {*} value The potential iteratee value argument. + * @param {*} index The potential iteratee index or key argument. + * @param {*} object The potential iteratee object argument. + * @returns {boolean} Returns `true` if the arguments are from an iteratee call, + * else `false`. + */ + function isIterateeCall(value, index, object) { + if (!isObject(object)) { + return false; + } + var type = typeof index; + if (type == 'number' + ? (isArrayLike(object) && isIndex(index, object.length)) + : (type == 'string' && index in object) + ) { + return eq(object[index], value); + } + return false; + } + + /** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ + function isKey(value, object) { + if (isArray(value)) { + return false; + } + var type = typeof value; + if (type == 'number' || type == 'symbol' || type == 'boolean' || + value == null || isSymbol(value)) { + return true; + } + return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || + (object != null && value in Object(object)); + } + + /** + * Checks if `value` is suitable for use as unique object key. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is suitable, else `false`. + */ + function isKeyable(value) { + var type = typeof value; + return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean') + ? (value !== '__proto__') + : (value === null); + } + + /** + * Checks if `func` has a lazy counterpart. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` has a lazy counterpart, + * else `false`. + */ + function isLaziable(func) { + var funcName = getFuncName(func), + other = lodash[funcName]; + + if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) { + return false; + } + if (func === other) { + return true; + } + var data = getData(other); + return !!data && func === data[0]; + } + + /** + * Checks if `func` has its source masked. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` is masked, else `false`. + */ + function isMasked(func) { + return !!maskSrcKey && (maskSrcKey in func); + } + + /** + * Checks if `func` is capable of being masked. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `func` is maskable, else `false`. + */ + var isMaskable = coreJsData ? isFunction : stubFalse; + + /** + * Checks if `value` is likely a prototype object. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a prototype, else `false`. + */ + function isPrototype(value) { + var Ctor = value && value.constructor, + proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto; + + return value === proto; + } + + /** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ + function isStrictComparable(value) { + return value === value && !isObject(value); + } + + /** + * A specialized version of `matchesProperty` for source values suitable + * for strict equality comparisons, i.e. `===`. + * + * @private + * @param {string} key The key of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new spec function. + */ + function matchesStrictComparable(key, srcValue) { + return function(object) { + if (object == null) { + return false; + } + return object[key] === srcValue && + (srcValue !== undefined || (key in Object(object))); + }; + } + + /** + * A specialized version of `_.memoize` which clears the memoized function's + * cache when it exceeds `MAX_MEMOIZE_SIZE`. + * + * @private + * @param {Function} func The function to have its output memoized. + * @returns {Function} Returns the new memoized function. + */ + function memoizeCapped(func) { + var result = memoize(func, function(key) { + if (cache.size === MAX_MEMOIZE_SIZE) { + cache.clear(); + } + return key; + }); + + var cache = result.cache; + return result; + } + + /** + * Merges the function metadata of `source` into `data`. + * + * Merging metadata reduces the number of wrappers used to invoke a function. + * This is possible because methods like `_.bind`, `_.curry`, and `_.partial` + * may be applied regardless of execution order. Methods like `_.ary` and + * `_.rearg` modify function arguments, making the order in which they are + * executed important, preventing the merging of metadata. However, we make + * an exception for a safe combined case where curried functions have `_.ary` + * and or `_.rearg` applied. + * + * @private + * @param {Array} data The destination metadata. + * @param {Array} source The source metadata. + * @returns {Array} Returns `data`. + */ + function mergeData(data, source) { + var bitmask = data[1], + srcBitmask = source[1], + newBitmask = bitmask | srcBitmask, + isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG); + + var isCombo = + ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_CURRY_FLAG)) || + ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_REARG_FLAG) && (data[7].length <= source[8])) || + ((srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG)) && (source[7].length <= source[8]) && (bitmask == WRAP_CURRY_FLAG)); + + // Exit early if metadata can't be merged. + if (!(isCommon || isCombo)) { + return data; + } + // Use source `thisArg` if available. + if (srcBitmask & WRAP_BIND_FLAG) { + data[2] = source[2]; + // Set when currying a bound function. + newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG; + } + // Compose partial arguments. + var value = source[3]; + if (value) { + var partials = data[3]; + data[3] = partials ? composeArgs(partials, value, source[4]) : value; + data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4]; + } + // Compose partial right arguments. + value = source[5]; + if (value) { + partials = data[5]; + data[5] = partials ? composeArgsRight(partials, value, source[6]) : value; + data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6]; + } + // Use source `argPos` if available. + value = source[7]; + if (value) { + data[7] = value; + } + // Use source `ary` if it's smaller. + if (srcBitmask & WRAP_ARY_FLAG) { + data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]); + } + // Use source `arity` if one is not provided. + if (data[9] == null) { + data[9] = source[9]; + } + // Use source `func` and merge bitmasks. + data[0] = source[0]; + data[1] = newBitmask; + + return data; + } + + /** + * This function is like + * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * except that it includes inherited enumerable properties. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ + function nativeKeysIn(object) { + var result = []; + if (object != null) { + for (var key in Object(object)) { + result.push(key); + } + } + return result; + } + + /** + * Converts `value` to a string using `Object.prototype.toString`. + * + * @private + * @param {*} value The value to convert. + * @returns {string} Returns the converted string. + */ + function objectToString(value) { + return nativeObjectToString.call(value); + } + + /** + * A specialized version of `baseRest` which transforms the rest array. + * + * @private + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @param {Function} transform The rest array transform. + * @returns {Function} Returns the new function. + */ + function overRest(func, start, transform) { + start = nativeMax(start === undefined ? (func.length - 1) : start, 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + array = Array(length); + + while (++index < length) { + array[index] = args[start + index]; + } + index = -1; + var otherArgs = Array(start + 1); + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = transform(array); + return apply(func, this, otherArgs); + }; + } + + /** + * Gets the parent value at `path` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array} path The path to get the parent value of. + * @returns {*} Returns the parent value. + */ + function parent(object, path) { + return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1)); + } + + /** + * Reorder `array` according to the specified indexes where the element at + * the first index is assigned as the first element, the element at + * the second index is assigned as the second element, and so on. + * + * @private + * @param {Array} array The array to reorder. + * @param {Array} indexes The arranged array indexes. + * @returns {Array} Returns `array`. + */ + function reorder(array, indexes) { + var arrLength = array.length, + length = nativeMin(indexes.length, arrLength), + oldArray = copyArray(array); + + while (length--) { + var index = indexes[length]; + array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined; + } + return array; + } + + /** + * Gets the value at `key`, unless `key` is "__proto__" or "constructor". + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the property to get. + * @returns {*} Returns the property value. + */ + function safeGet(object, key) { + if (key === 'constructor' && typeof object[key] === 'function') { + return; + } + + if (key == '__proto__') { + return; + } + + return object[key]; + } + + /** + * Sets metadata for `func`. + * + * **Note:** If this function becomes hot, i.e. is invoked a lot in a short + * period of time, it will trip its breaker and transition to an identity + * function to avoid garbage collection pauses in V8. See + * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070) + * for more details. + * + * @private + * @param {Function} func The function to associate metadata with. + * @param {*} data The metadata. + * @returns {Function} Returns `func`. + */ + var setData = shortOut(baseSetData); + + /** + * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout). + * + * @private + * @param {Function} func The function to delay. + * @param {number} wait The number of milliseconds to delay invocation. + * @returns {number|Object} Returns the timer id or timeout object. + */ + var setTimeout = ctxSetTimeout || function(func, wait) { + return root.setTimeout(func, wait); + }; + + /** + * Sets the `toString` method of `func` to return `string`. + * + * @private + * @param {Function} func The function to modify. + * @param {Function} string The `toString` result. + * @returns {Function} Returns `func`. + */ + var setToString = shortOut(baseSetToString); + + /** + * Sets the `toString` method of `wrapper` to mimic the source of `reference` + * with wrapper details in a comment at the top of the source body. + * + * @private + * @param {Function} wrapper The function to modify. + * @param {Function} reference The reference function. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @returns {Function} Returns `wrapper`. + */ + function setWrapToString(wrapper, reference, bitmask) { + var source = (reference + ''); + return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask))); + } + + /** + * Creates a function that'll short out and invoke `identity` instead + * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN` + * milliseconds. + * + * @private + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new shortable function. + */ + function shortOut(func) { + var count = 0, + lastCalled = 0; + + return function() { + var stamp = nativeNow(), + remaining = HOT_SPAN - (stamp - lastCalled); + + lastCalled = stamp; + if (remaining > 0) { + if (++count >= HOT_COUNT) { + return arguments[0]; + } + } else { + count = 0; + } + return func.apply(undefined, arguments); + }; + } + + /** + * A specialized version of `_.shuffle` which mutates and sets the size of `array`. + * + * @private + * @param {Array} array The array to shuffle. + * @param {number} [size=array.length] The size of `array`. + * @returns {Array} Returns `array`. + */ + function shuffleSelf(array, size) { + var index = -1, + length = array.length, + lastIndex = length - 1; + + size = size === undefined ? length : size; + while (++index < size) { + var rand = baseRandom(index, lastIndex), + value = array[rand]; + + array[rand] = array[index]; + array[index] = value; + } + array.length = size; + return array; + } + + /** + * Converts `string` to a property path array. + * + * @private + * @param {string} string The string to convert. + * @returns {Array} Returns the property path array. + */ + var stringToPath = memoizeCapped(function(string) { + var result = []; + if (string.charCodeAt(0) === 46 /* . */) { + result.push(''); + } + string.replace(rePropName, function(match, number, quote, subString) { + result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; + }); + + /** + * Converts `value` to a string key if it's not a string or symbol. + * + * @private + * @param {*} value The value to inspect. + * @returns {string|symbol} Returns the key. + */ + function toKey(value) { + if (typeof value == 'string' || isSymbol(value)) { + return value; + } + var result = (value + ''); + return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; + } + + /** + * Converts `func` to its source code. + * + * @private + * @param {Function} func The function to convert. + * @returns {string} Returns the source code. + */ + function toSource(func) { + if (func != null) { + try { + return funcToString.call(func); + } catch (e) {} + try { + return (func + ''); + } catch (e) {} + } + return ''; + } + + /** + * Updates wrapper `details` based on `bitmask` flags. + * + * @private + * @returns {Array} details The details to modify. + * @param {number} bitmask The bitmask flags. See `createWrap` for more details. + * @returns {Array} Returns `details`. + */ + function updateWrapDetails(details, bitmask) { + arrayEach(wrapFlags, function(pair) { + var value = '_.' + pair[0]; + if ((bitmask & pair[1]) && !arrayIncludes(details, value)) { + details.push(value); + } + }); + return details.sort(); + } + + /** + * Creates a clone of `wrapper`. + * + * @private + * @param {Object} wrapper The wrapper to clone. + * @returns {Object} Returns the cloned wrapper. + */ + function wrapperClone(wrapper) { + if (wrapper instanceof LazyWrapper) { + return wrapper.clone(); + } + var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__); + result.__actions__ = copyArray(wrapper.__actions__); + result.__index__ = wrapper.__index__; + result.__values__ = wrapper.__values__; + return result; + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates an array of elements split into groups the length of `size`. + * If `array` can't be split evenly, the final chunk will be the remaining + * elements. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to process. + * @param {number} [size=1] The length of each chunk + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the new array of chunks. + * @example + * + * _.chunk(['a', 'b', 'c', 'd'], 2); + * // => [['a', 'b'], ['c', 'd']] + * + * _.chunk(['a', 'b', 'c', 'd'], 3); + * // => [['a', 'b', 'c'], ['d']] + */ + function chunk(array, size, guard) { + if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) { + size = 1; + } else { + size = nativeMax(toInteger(size), 0); + } + var length = array == null ? 0 : array.length; + if (!length || size < 1) { + return []; + } + var index = 0, + resIndex = 0, + result = Array(nativeCeil(length / size)); + + while (index < length) { + result[resIndex++] = baseSlice(array, index, (index += size)); + } + return result; + } + + /** + * Creates an array with all falsey values removed. The values `false`, `null`, + * `0`, `""`, `undefined`, and `NaN` are falsey. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to compact. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.compact([0, 1, false, 2, '', 3]); + * // => [1, 2, 3] + */ + function compact(array) { + var index = -1, + length = array == null ? 0 : array.length, + resIndex = 0, + result = []; + + while (++index < length) { + var value = array[index]; + if (value) { + result[resIndex++] = value; + } + } + return result; + } + + /** + * Creates a new array concatenating `array` with any additional arrays + * and/or values. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to concatenate. + * @param {...*} [values] The values to concatenate. + * @returns {Array} Returns the new concatenated array. + * @example + * + * var array = [1]; + * var other = _.concat(array, 2, [3], [[4]]); + * + * console.log(other); + * // => [1, 2, 3, [4]] + * + * console.log(array); + * // => [1] + */ + function concat() { + var length = arguments.length; + if (!length) { + return []; + } + var args = Array(length - 1), + array = arguments[0], + index = length; + + while (index--) { + args[index - 1] = arguments[index]; + } + return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1)); + } + + /** + * Creates an array of `array` values not included in the other given arrays + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. The order and references of result values are + * determined by the first array. + * + * **Note:** Unlike `_.pullAll`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {...Array} [values] The values to exclude. + * @returns {Array} Returns the new array of filtered values. + * @see _.without, _.xor + * @example + * + * _.difference([2, 1], [2, 3]); + * // => [1] + */ + var difference = baseRest(function(array, values) { + return isArrayLikeObject(array) + ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true)) + : []; + }); + + /** + * This method is like `_.difference` except that it accepts `iteratee` which + * is invoked for each element of `array` and `values` to generate the criterion + * by which they're compared. The order and references of result values are + * determined by the first array. The iteratee is invoked with one argument: + * (value). + * + * **Note:** Unlike `_.pullAllBy`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {...Array} [values] The values to exclude. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor); + * // => [1.2] + * + * // The `_.property` iteratee shorthand. + * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x'); + * // => [{ 'x': 2 }] + */ + var differenceBy = baseRest(function(array, values) { + var iteratee = last(values); + if (isArrayLikeObject(iteratee)) { + iteratee = undefined; + } + return isArrayLikeObject(array) + ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2)) + : []; + }); + + /** + * This method is like `_.difference` except that it accepts `comparator` + * which is invoked to compare elements of `array` to `values`. The order and + * references of result values are determined by the first array. The comparator + * is invoked with two arguments: (arrVal, othVal). + * + * **Note:** Unlike `_.pullAllWith`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {...Array} [values] The values to exclude. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]; + * + * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual); + * // => [{ 'x': 2, 'y': 1 }] + */ + var differenceWith = baseRest(function(array, values) { + var comparator = last(values); + if (isArrayLikeObject(comparator)) { + comparator = undefined; + } + return isArrayLikeObject(array) + ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator) + : []; + }); + + /** + * Creates a slice of `array` with `n` elements dropped from the beginning. + * + * @static + * @memberOf _ + * @since 0.5.0 + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to drop. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.drop([1, 2, 3]); + * // => [2, 3] + * + * _.drop([1, 2, 3], 2); + * // => [3] + * + * _.drop([1, 2, 3], 5); + * // => [] + * + * _.drop([1, 2, 3], 0); + * // => [1, 2, 3] + */ + function drop(array, n, guard) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + n = (guard || n === undefined) ? 1 : toInteger(n); + return baseSlice(array, n < 0 ? 0 : n, length); + } + + /** + * Creates a slice of `array` with `n` elements dropped from the end. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to drop. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.dropRight([1, 2, 3]); + * // => [1, 2] + * + * _.dropRight([1, 2, 3], 2); + * // => [1] + * + * _.dropRight([1, 2, 3], 5); + * // => [] + * + * _.dropRight([1, 2, 3], 0); + * // => [1, 2, 3] + */ + function dropRight(array, n, guard) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + n = (guard || n === undefined) ? 1 : toInteger(n); + n = length - n; + return baseSlice(array, 0, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` excluding elements dropped from the end. + * Elements are dropped until `predicate` returns falsey. The predicate is + * invoked with three arguments: (value, index, array). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the slice of `array`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * _.dropRightWhile(users, function(o) { return !o.active; }); + * // => objects for ['barney'] + * + * // The `_.matches` iteratee shorthand. + * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false }); + * // => objects for ['barney', 'fred'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.dropRightWhile(users, ['active', false]); + * // => objects for ['barney'] + * + * // The `_.property` iteratee shorthand. + * _.dropRightWhile(users, 'active'); + * // => objects for ['barney', 'fred', 'pebbles'] + */ + function dropRightWhile(array, predicate) { + return (array && array.length) + ? baseWhile(array, getIteratee(predicate, 3), true, true) + : []; + } + + /** + * Creates a slice of `array` excluding elements dropped from the beginning. + * Elements are dropped until `predicate` returns falsey. The predicate is + * invoked with three arguments: (value, index, array). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the slice of `array`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * _.dropWhile(users, function(o) { return !o.active; }); + * // => objects for ['pebbles'] + * + * // The `_.matches` iteratee shorthand. + * _.dropWhile(users, { 'user': 'barney', 'active': false }); + * // => objects for ['fred', 'pebbles'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.dropWhile(users, ['active', false]); + * // => objects for ['pebbles'] + * + * // The `_.property` iteratee shorthand. + * _.dropWhile(users, 'active'); + * // => objects for ['barney', 'fred', 'pebbles'] + */ + function dropWhile(array, predicate) { + return (array && array.length) + ? baseWhile(array, getIteratee(predicate, 3), true) + : []; + } + + /** + * Fills elements of `array` with `value` from `start` up to, but not + * including, `end`. + * + * **Note:** This method mutates `array`. + * + * @static + * @memberOf _ + * @since 3.2.0 + * @category Array + * @param {Array} array The array to fill. + * @param {*} value The value to fill `array` with. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns `array`. + * @example + * + * var array = [1, 2, 3]; + * + * _.fill(array, 'a'); + * console.log(array); + * // => ['a', 'a', 'a'] + * + * _.fill(Array(3), 2); + * // => [2, 2, 2] + * + * _.fill([4, 6, 8, 10], '*', 1, 3); + * // => [4, '*', '*', 10] + */ + function fill(array, value, start, end) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + if (start && typeof start != 'number' && isIterateeCall(array, value, start)) { + start = 0; + end = length; + } + return baseFill(array, value, start, end); + } + + /** + * This method is like `_.find` except that it returns the index of the first + * element `predicate` returns truthy for instead of the element itself. + * + * @static + * @memberOf _ + * @since 1.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param {number} [fromIndex=0] The index to search from. + * @returns {number} Returns the index of the found element, else `-1`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * _.findIndex(users, function(o) { return o.user == 'barney'; }); + * // => 0 + * + * // The `_.matches` iteratee shorthand. + * _.findIndex(users, { 'user': 'fred', 'active': false }); + * // => 1 + * + * // The `_.matchesProperty` iteratee shorthand. + * _.findIndex(users, ['active', false]); + * // => 0 + * + * // The `_.property` iteratee shorthand. + * _.findIndex(users, 'active'); + * // => 2 + */ + function findIndex(array, predicate, fromIndex) { + var length = array == null ? 0 : array.length; + if (!length) { + return -1; + } + var index = fromIndex == null ? 0 : toInteger(fromIndex); + if (index < 0) { + index = nativeMax(length + index, 0); + } + return baseFindIndex(array, getIteratee(predicate, 3), index); + } + + /** + * This method is like `_.findIndex` except that it iterates over elements + * of `collection` from right to left. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param {number} [fromIndex=array.length-1] The index to search from. + * @returns {number} Returns the index of the found element, else `-1`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; }); + * // => 2 + * + * // The `_.matches` iteratee shorthand. + * _.findLastIndex(users, { 'user': 'barney', 'active': true }); + * // => 0 + * + * // The `_.matchesProperty` iteratee shorthand. + * _.findLastIndex(users, ['active', false]); + * // => 2 + * + * // The `_.property` iteratee shorthand. + * _.findLastIndex(users, 'active'); + * // => 0 + */ + function findLastIndex(array, predicate, fromIndex) { + var length = array == null ? 0 : array.length; + if (!length) { + return -1; + } + var index = length - 1; + if (fromIndex !== undefined) { + index = toInteger(fromIndex); + index = fromIndex < 0 + ? nativeMax(length + index, 0) + : nativeMin(index, length - 1); + } + return baseFindIndex(array, getIteratee(predicate, 3), index, true); + } + + /** + * Flattens `array` a single level deep. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to flatten. + * @returns {Array} Returns the new flattened array. + * @example + * + * _.flatten([1, [2, [3, [4]], 5]]); + * // => [1, 2, [3, [4]], 5] + */ + function flatten(array) { + var length = array == null ? 0 : array.length; + return length ? baseFlatten(array, 1) : []; + } + + /** + * Recursively flattens `array`. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to flatten. + * @returns {Array} Returns the new flattened array. + * @example + * + * _.flattenDeep([1, [2, [3, [4]], 5]]); + * // => [1, 2, 3, 4, 5] + */ + function flattenDeep(array) { + var length = array == null ? 0 : array.length; + return length ? baseFlatten(array, INFINITY) : []; + } + + /** + * Recursively flatten `array` up to `depth` times. + * + * @static + * @memberOf _ + * @since 4.4.0 + * @category Array + * @param {Array} array The array to flatten. + * @param {number} [depth=1] The maximum recursion depth. + * @returns {Array} Returns the new flattened array. + * @example + * + * var array = [1, [2, [3, [4]], 5]]; + * + * _.flattenDepth(array, 1); + * // => [1, 2, [3, [4]], 5] + * + * _.flattenDepth(array, 2); + * // => [1, 2, 3, [4], 5] + */ + function flattenDepth(array, depth) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + depth = depth === undefined ? 1 : toInteger(depth); + return baseFlatten(array, depth); + } + + /** + * The inverse of `_.toPairs`; this method returns an object composed + * from key-value `pairs`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} pairs The key-value pairs. + * @returns {Object} Returns the new object. + * @example + * + * _.fromPairs([['a', 1], ['b', 2]]); + * // => { 'a': 1, 'b': 2 } + */ + function fromPairs(pairs) { + var index = -1, + length = pairs == null ? 0 : pairs.length, + result = {}; + + while (++index < length) { + var pair = pairs[index]; + result[pair[0]] = pair[1]; + } + return result; + } + + /** + * Gets the first element of `array`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @alias first + * @category Array + * @param {Array} array The array to query. + * @returns {*} Returns the first element of `array`. + * @example + * + * _.head([1, 2, 3]); + * // => 1 + * + * _.head([]); + * // => undefined + */ + function head(array) { + return (array && array.length) ? array[0] : undefined; + } + + /** + * Gets the index at which the first occurrence of `value` is found in `array` + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. If `fromIndex` is negative, it's used as the + * offset from the end of `array`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} [fromIndex=0] The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.indexOf([1, 2, 1, 2], 2); + * // => 1 + * + * // Search from the `fromIndex`. + * _.indexOf([1, 2, 1, 2], 2, 2); + * // => 3 + */ + function indexOf(array, value, fromIndex) { + var length = array == null ? 0 : array.length; + if (!length) { + return -1; + } + var index = fromIndex == null ? 0 : toInteger(fromIndex); + if (index < 0) { + index = nativeMax(length + index, 0); + } + return baseIndexOf(array, value, index); + } + + /** + * Gets all but the last element of `array`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to query. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.initial([1, 2, 3]); + * // => [1, 2] + */ + function initial(array) { + var length = array == null ? 0 : array.length; + return length ? baseSlice(array, 0, -1) : []; + } + + /** + * Creates an array of unique values that are included in all given arrays + * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. The order and references of result values are + * determined by the first array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of intersecting values. + * @example + * + * _.intersection([2, 1], [2, 3]); + * // => [2] + */ + var intersection = baseRest(function(arrays) { + var mapped = arrayMap(arrays, castArrayLikeObject); + return (mapped.length && mapped[0] === arrays[0]) + ? baseIntersection(mapped) + : []; + }); + + /** + * This method is like `_.intersection` except that it accepts `iteratee` + * which is invoked for each element of each `arrays` to generate the criterion + * by which they're compared. The order and references of result values are + * determined by the first array. The iteratee is invoked with one argument: + * (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns the new array of intersecting values. + * @example + * + * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor); + * // => [2.1] + * + * // The `_.property` iteratee shorthand. + * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); + * // => [{ 'x': 1 }] + */ + var intersectionBy = baseRest(function(arrays) { + var iteratee = last(arrays), + mapped = arrayMap(arrays, castArrayLikeObject); + + if (iteratee === last(mapped)) { + iteratee = undefined; + } else { + mapped.pop(); + } + return (mapped.length && mapped[0] === arrays[0]) + ? baseIntersection(mapped, getIteratee(iteratee, 2)) + : []; + }); + + /** + * This method is like `_.intersection` except that it accepts `comparator` + * which is invoked to compare elements of `arrays`. The order and references + * of result values are determined by the first array. The comparator is + * invoked with two arguments: (arrVal, othVal). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of intersecting values. + * @example + * + * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]; + * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }]; + * + * _.intersectionWith(objects, others, _.isEqual); + * // => [{ 'x': 1, 'y': 2 }] + */ + var intersectionWith = baseRest(function(arrays) { + var comparator = last(arrays), + mapped = arrayMap(arrays, castArrayLikeObject); + + comparator = typeof comparator == 'function' ? comparator : undefined; + if (comparator) { + mapped.pop(); + } + return (mapped.length && mapped[0] === arrays[0]) + ? baseIntersection(mapped, undefined, comparator) + : []; + }); + + /** + * Converts all elements in `array` into a string separated by `separator`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to convert. + * @param {string} [separator=','] The element separator. + * @returns {string} Returns the joined string. + * @example + * + * _.join(['a', 'b', 'c'], '~'); + * // => 'a~b~c' + */ + function join(array, separator) { + return array == null ? '' : nativeJoin.call(array, separator); + } + + /** + * Gets the last element of `array`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to query. + * @returns {*} Returns the last element of `array`. + * @example + * + * _.last([1, 2, 3]); + * // => 3 + */ + function last(array) { + var length = array == null ? 0 : array.length; + return length ? array[length - 1] : undefined; + } + + /** + * This method is like `_.indexOf` except that it iterates over elements of + * `array` from right to left. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @param {number} [fromIndex=array.length-1] The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.lastIndexOf([1, 2, 1, 2], 2); + * // => 3 + * + * // Search from the `fromIndex`. + * _.lastIndexOf([1, 2, 1, 2], 2, 2); + * // => 1 + */ + function lastIndexOf(array, value, fromIndex) { + var length = array == null ? 0 : array.length; + if (!length) { + return -1; + } + var index = length; + if (fromIndex !== undefined) { + index = toInteger(fromIndex); + index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1); + } + return value === value + ? strictLastIndexOf(array, value, index) + : baseFindIndex(array, baseIsNaN, index, true); + } + + /** + * Gets the element at index `n` of `array`. If `n` is negative, the nth + * element from the end is returned. + * + * @static + * @memberOf _ + * @since 4.11.0 + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=0] The index of the element to return. + * @returns {*} Returns the nth element of `array`. + * @example + * + * var array = ['a', 'b', 'c', 'd']; + * + * _.nth(array, 1); + * // => 'b' + * + * _.nth(array, -2); + * // => 'c'; + */ + function nth(array, n) { + return (array && array.length) ? baseNth(array, toInteger(n)) : undefined; + } + + /** + * Removes all given values from `array` using + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. + * + * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove` + * to remove elements from an array by predicate. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Array + * @param {Array} array The array to modify. + * @param {...*} [values] The values to remove. + * @returns {Array} Returns `array`. + * @example + * + * var array = ['a', 'b', 'c', 'a', 'b', 'c']; + * + * _.pull(array, 'a', 'c'); + * console.log(array); + * // => ['b', 'b'] + */ + var pull = baseRest(pullAll); + + /** + * This method is like `_.pull` except that it accepts an array of values to remove. + * + * **Note:** Unlike `_.difference`, this method mutates `array`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @returns {Array} Returns `array`. + * @example + * + * var array = ['a', 'b', 'c', 'a', 'b', 'c']; + * + * _.pullAll(array, ['a', 'c']); + * console.log(array); + * // => ['b', 'b'] + */ + function pullAll(array, values) { + return (array && array.length && values && values.length) + ? basePullAll(array, values) + : array; + } + + /** + * This method is like `_.pullAll` except that it accepts `iteratee` which is + * invoked for each element of `array` and `values` to generate the criterion + * by which they're compared. The iteratee is invoked with one argument: (value). + * + * **Note:** Unlike `_.differenceBy`, this method mutates `array`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns `array`. + * @example + * + * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }]; + * + * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x'); + * console.log(array); + * // => [{ 'x': 2 }] + */ + function pullAllBy(array, values, iteratee) { + return (array && array.length && values && values.length) + ? basePullAll(array, values, getIteratee(iteratee, 2)) + : array; + } + + /** + * This method is like `_.pullAll` except that it accepts `comparator` which + * is invoked to compare elements of `array` to `values`. The comparator is + * invoked with two arguments: (arrVal, othVal). + * + * **Note:** Unlike `_.differenceWith`, this method mutates `array`. + * + * @static + * @memberOf _ + * @since 4.6.0 + * @category Array + * @param {Array} array The array to modify. + * @param {Array} values The values to remove. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns `array`. + * @example + * + * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }]; + * + * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual); + * console.log(array); + * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }] + */ + function pullAllWith(array, values, comparator) { + return (array && array.length && values && values.length) + ? basePullAll(array, values, undefined, comparator) + : array; + } + + /** + * Removes elements from `array` corresponding to `indexes` and returns an + * array of removed elements. + * + * **Note:** Unlike `_.at`, this method mutates `array`. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to modify. + * @param {...(number|number[])} [indexes] The indexes of elements to remove. + * @returns {Array} Returns the new array of removed elements. + * @example + * + * var array = ['a', 'b', 'c', 'd']; + * var pulled = _.pullAt(array, [1, 3]); + * + * console.log(array); + * // => ['a', 'c'] + * + * console.log(pulled); + * // => ['b', 'd'] + */ + var pullAt = flatRest(function(array, indexes) { + var length = array == null ? 0 : array.length, + result = baseAt(array, indexes); + + basePullAt(array, arrayMap(indexes, function(index) { + return isIndex(index, length) ? +index : index; + }).sort(compareAscending)); + + return result; + }); + + /** + * Removes all elements from `array` that `predicate` returns truthy for + * and returns an array of the removed elements. The predicate is invoked + * with three arguments: (value, index, array). + * + * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull` + * to pull elements from an array by value. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Array + * @param {Array} array The array to modify. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new array of removed elements. + * @example + * + * var array = [1, 2, 3, 4]; + * var evens = _.remove(array, function(n) { + * return n % 2 == 0; + * }); + * + * console.log(array); + * // => [1, 3] + * + * console.log(evens); + * // => [2, 4] + */ + function remove(array, predicate) { + var result = []; + if (!(array && array.length)) { + return result; + } + var index = -1, + indexes = [], + length = array.length; + + predicate = getIteratee(predicate, 3); + while (++index < length) { + var value = array[index]; + if (predicate(value, index, array)) { + result.push(value); + indexes.push(index); + } + } + basePullAt(array, indexes); + return result; + } + + /** + * Reverses `array` so that the first element becomes the last, the second + * element becomes the second to last, and so on. + * + * **Note:** This method mutates `array` and is based on + * [`Array#reverse`](https://mdn.io/Array/reverse). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to modify. + * @returns {Array} Returns `array`. + * @example + * + * var array = [1, 2, 3]; + * + * _.reverse(array); + * // => [3, 2, 1] + * + * console.log(array); + * // => [3, 2, 1] + */ + function reverse(array) { + return array == null ? array : nativeReverse.call(array); + } + + /** + * Creates a slice of `array` from `start` up to, but not including, `end`. + * + * **Note:** This method is used instead of + * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are + * returned. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ + function slice(array, start, end) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + if (end && typeof end != 'number' && isIterateeCall(array, start, end)) { + start = 0; + end = length; + } + else { + start = start == null ? 0 : toInteger(start); + end = end === undefined ? length : toInteger(end); + } + return baseSlice(array, start, end); + } + + /** + * Uses a binary search to determine the lowest index at which `value` + * should be inserted into `array` in order to maintain its sort order. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * _.sortedIndex([30, 50], 40); + * // => 1 + */ + function sortedIndex(array, value) { + return baseSortedIndex(array, value); + } + + /** + * This method is like `_.sortedIndex` except that it accepts `iteratee` + * which is invoked for `value` and each element of `array` to compute their + * sort ranking. The iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * var objects = [{ 'x': 4 }, { 'x': 5 }]; + * + * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; }); + * // => 0 + * + * // The `_.property` iteratee shorthand. + * _.sortedIndexBy(objects, { 'x': 4 }, 'x'); + * // => 0 + */ + function sortedIndexBy(array, value, iteratee) { + return baseSortedIndexBy(array, value, getIteratee(iteratee, 2)); + } + + /** + * This method is like `_.indexOf` except that it performs a binary + * search on a sorted `array`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.sortedIndexOf([4, 5, 5, 5, 6], 5); + * // => 1 + */ + function sortedIndexOf(array, value) { + var length = array == null ? 0 : array.length; + if (length) { + var index = baseSortedIndex(array, value); + if (index < length && eq(array[index], value)) { + return index; + } + } + return -1; + } + + /** + * This method is like `_.sortedIndex` except that it returns the highest + * index at which `value` should be inserted into `array` in order to + * maintain its sort order. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * _.sortedLastIndex([4, 5, 5, 5, 6], 5); + * // => 4 + */ + function sortedLastIndex(array, value) { + return baseSortedIndex(array, value, true); + } + + /** + * This method is like `_.sortedLastIndex` except that it accepts `iteratee` + * which is invoked for `value` and each element of `array` to compute their + * sort ranking. The iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * var objects = [{ 'x': 4 }, { 'x': 5 }]; + * + * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; }); + * // => 1 + * + * // The `_.property` iteratee shorthand. + * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x'); + * // => 1 + */ + function sortedLastIndexBy(array, value, iteratee) { + return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true); + } + + /** + * This method is like `_.lastIndexOf` except that it performs a binary + * search on a sorted `array`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {*} value The value to search for. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5); + * // => 3 + */ + function sortedLastIndexOf(array, value) { + var length = array == null ? 0 : array.length; + if (length) { + var index = baseSortedIndex(array, value, true) - 1; + if (eq(array[index], value)) { + return index; + } + } + return -1; + } + + /** + * This method is like `_.uniq` except that it's designed and optimized + * for sorted arrays. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @returns {Array} Returns the new duplicate free array. + * @example + * + * _.sortedUniq([1, 1, 2]); + * // => [1, 2] + */ + function sortedUniq(array) { + return (array && array.length) + ? baseSortedUniq(array) + : []; + } + + /** + * This method is like `_.uniqBy` except that it's designed and optimized + * for sorted arrays. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The iteratee invoked per element. + * @returns {Array} Returns the new duplicate free array. + * @example + * + * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor); + * // => [1.1, 2.3] + */ + function sortedUniqBy(array, iteratee) { + return (array && array.length) + ? baseSortedUniq(array, getIteratee(iteratee, 2)) + : []; + } + + /** + * Gets all but the first element of `array`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to query. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.tail([1, 2, 3]); + * // => [2, 3] + */ + function tail(array) { + var length = array == null ? 0 : array.length; + return length ? baseSlice(array, 1, length) : []; + } + + /** + * Creates a slice of `array` with `n` elements taken from the beginning. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to take. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.take([1, 2, 3]); + * // => [1] + * + * _.take([1, 2, 3], 2); + * // => [1, 2] + * + * _.take([1, 2, 3], 5); + * // => [1, 2, 3] + * + * _.take([1, 2, 3], 0); + * // => [] + */ + function take(array, n, guard) { + if (!(array && array.length)) { + return []; + } + n = (guard || n === undefined) ? 1 : toInteger(n); + return baseSlice(array, 0, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` with `n` elements taken from the end. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to take. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.takeRight([1, 2, 3]); + * // => [3] + * + * _.takeRight([1, 2, 3], 2); + * // => [2, 3] + * + * _.takeRight([1, 2, 3], 5); + * // => [1, 2, 3] + * + * _.takeRight([1, 2, 3], 0); + * // => [] + */ + function takeRight(array, n, guard) { + var length = array == null ? 0 : array.length; + if (!length) { + return []; + } + n = (guard || n === undefined) ? 1 : toInteger(n); + n = length - n; + return baseSlice(array, n < 0 ? 0 : n, length); + } + + /** + * Creates a slice of `array` with elements taken from the end. Elements are + * taken until `predicate` returns falsey. The predicate is invoked with + * three arguments: (value, index, array). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the slice of `array`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * _.takeRightWhile(users, function(o) { return !o.active; }); + * // => objects for ['fred', 'pebbles'] + * + * // The `_.matches` iteratee shorthand. + * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false }); + * // => objects for ['pebbles'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.takeRightWhile(users, ['active', false]); + * // => objects for ['fred', 'pebbles'] + * + * // The `_.property` iteratee shorthand. + * _.takeRightWhile(users, 'active'); + * // => [] + */ + function takeRightWhile(array, predicate) { + return (array && array.length) + ? baseWhile(array, getIteratee(predicate, 3), false, true) + : []; + } + + /** + * Creates a slice of `array` with elements taken from the beginning. Elements + * are taken until `predicate` returns falsey. The predicate is invoked with + * three arguments: (value, index, array). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the slice of `array`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * _.takeWhile(users, function(o) { return !o.active; }); + * // => objects for ['barney', 'fred'] + * + * // The `_.matches` iteratee shorthand. + * _.takeWhile(users, { 'user': 'barney', 'active': false }); + * // => objects for ['barney'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.takeWhile(users, ['active', false]); + * // => objects for ['barney', 'fred'] + * + * // The `_.property` iteratee shorthand. + * _.takeWhile(users, 'active'); + * // => [] + */ + function takeWhile(array, predicate) { + return (array && array.length) + ? baseWhile(array, getIteratee(predicate, 3)) + : []; + } + + /** + * Creates an array of unique values, in order, from all given arrays using + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of combined values. + * @example + * + * _.union([2], [1, 2]); + * // => [2, 1] + */ + var union = baseRest(function(arrays) { + return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true)); + }); + + /** + * This method is like `_.union` except that it accepts `iteratee` which is + * invoked for each element of each `arrays` to generate the criterion by + * which uniqueness is computed. Result values are chosen from the first + * array in which the value occurs. The iteratee is invoked with one argument: + * (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns the new array of combined values. + * @example + * + * _.unionBy([2.1], [1.2, 2.3], Math.floor); + * // => [2.1, 1.2] + * + * // The `_.property` iteratee shorthand. + * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); + * // => [{ 'x': 1 }, { 'x': 2 }] + */ + var unionBy = baseRest(function(arrays) { + var iteratee = last(arrays); + if (isArrayLikeObject(iteratee)) { + iteratee = undefined; + } + return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2)); + }); + + /** + * This method is like `_.union` except that it accepts `comparator` which + * is invoked to compare elements of `arrays`. Result values are chosen from + * the first array in which the value occurs. The comparator is invoked + * with two arguments: (arrVal, othVal). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of combined values. + * @example + * + * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]; + * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }]; + * + * _.unionWith(objects, others, _.isEqual); + * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }] + */ + var unionWith = baseRest(function(arrays) { + var comparator = last(arrays); + comparator = typeof comparator == 'function' ? comparator : undefined; + return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator); + }); + + /** + * Creates a duplicate-free version of an array, using + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons, in which only the first occurrence of each element + * is kept. The order of result values is determined by the order they occur + * in the array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @returns {Array} Returns the new duplicate free array. + * @example + * + * _.uniq([2, 1, 2]); + * // => [2, 1] + */ + function uniq(array) { + return (array && array.length) ? baseUniq(array) : []; + } + + /** + * This method is like `_.uniq` except that it accepts `iteratee` which is + * invoked for each element in `array` to generate the criterion by which + * uniqueness is computed. The order of result values is determined by the + * order they occur in the array. The iteratee is invoked with one argument: + * (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns the new duplicate free array. + * @example + * + * _.uniqBy([2.1, 1.2, 2.3], Math.floor); + * // => [2.1, 1.2] + * + * // The `_.property` iteratee shorthand. + * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x'); + * // => [{ 'x': 1 }, { 'x': 2 }] + */ + function uniqBy(array, iteratee) { + return (array && array.length) ? baseUniq(array, getIteratee(iteratee, 2)) : []; + } + + /** + * This method is like `_.uniq` except that it accepts `comparator` which + * is invoked to compare elements of `array`. The order of result values is + * determined by the order they occur in the array.The comparator is invoked + * with two arguments: (arrVal, othVal). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new duplicate free array. + * @example + * + * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }]; + * + * _.uniqWith(objects, _.isEqual); + * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }] + */ + function uniqWith(array, comparator) { + comparator = typeof comparator == 'function' ? comparator : undefined; + return (array && array.length) ? baseUniq(array, undefined, comparator) : []; + } + + /** + * This method is like `_.zip` except that it accepts an array of grouped + * elements and creates an array regrouping the elements to their pre-zip + * configuration. + * + * @static + * @memberOf _ + * @since 1.2.0 + * @category Array + * @param {Array} array The array of grouped elements to process. + * @returns {Array} Returns the new array of regrouped elements. + * @example + * + * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]); + * // => [['a', 1, true], ['b', 2, false]] + * + * _.unzip(zipped); + * // => [['a', 'b'], [1, 2], [true, false]] + */ + function unzip(array) { + if (!(array && array.length)) { + return []; + } + var length = 0; + array = arrayFilter(array, function(group) { + if (isArrayLikeObject(group)) { + length = nativeMax(group.length, length); + return true; + } + }); + return baseTimes(length, function(index) { + return arrayMap(array, baseProperty(index)); + }); + } + + /** + * This method is like `_.unzip` except that it accepts `iteratee` to specify + * how regrouped values should be combined. The iteratee is invoked with the + * elements of each group: (...group). + * + * @static + * @memberOf _ + * @since 3.8.0 + * @category Array + * @param {Array} array The array of grouped elements to process. + * @param {Function} [iteratee=_.identity] The function to combine + * regrouped values. + * @returns {Array} Returns the new array of regrouped elements. + * @example + * + * var zipped = _.zip([1, 2], [10, 20], [100, 200]); + * // => [[1, 10, 100], [2, 20, 200]] + * + * _.unzipWith(zipped, _.add); + * // => [3, 30, 300] + */ + function unzipWith(array, iteratee) { + if (!(array && array.length)) { + return []; + } + var result = unzip(array); + if (iteratee == null) { + return result; + } + return arrayMap(result, function(group) { + return apply(iteratee, undefined, group); + }); + } + + /** + * Creates an array excluding all given values using + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * for equality comparisons. + * + * **Note:** Unlike `_.pull`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {Array} array The array to inspect. + * @param {...*} [values] The values to exclude. + * @returns {Array} Returns the new array of filtered values. + * @see _.difference, _.xor + * @example + * + * _.without([2, 1, 2, 3], 1, 2); + * // => [3] + */ + var without = baseRest(function(array, values) { + return isArrayLikeObject(array) + ? baseDifference(array, values) + : []; + }); + + /** + * Creates an array of unique values that is the + * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference) + * of the given arrays. The order of result values is determined by the order + * they occur in the arrays. + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of filtered values. + * @see _.difference, _.without + * @example + * + * _.xor([2, 1], [2, 3]); + * // => [1, 3] + */ + var xor = baseRest(function(arrays) { + return baseXor(arrayFilter(arrays, isArrayLikeObject)); + }); + + /** + * This method is like `_.xor` except that it accepts `iteratee` which is + * invoked for each element of each `arrays` to generate the criterion by + * which by which they're compared. The order of result values is determined + * by the order they occur in the arrays. The iteratee is invoked with one + * argument: (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor); + * // => [1.2, 3.4] + * + * // The `_.property` iteratee shorthand. + * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x'); + * // => [{ 'x': 2 }] + */ + var xorBy = baseRest(function(arrays) { + var iteratee = last(arrays); + if (isArrayLikeObject(iteratee)) { + iteratee = undefined; + } + return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2)); + }); + + /** + * This method is like `_.xor` except that it accepts `comparator` which is + * invoked to compare elements of `arrays`. The order of result values is + * determined by the order they occur in the arrays. The comparator is invoked + * with two arguments: (arrVal, othVal). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @param {Function} [comparator] The comparator invoked per element. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]; + * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }]; + * + * _.xorWith(objects, others, _.isEqual); + * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }] + */ + var xorWith = baseRest(function(arrays) { + var comparator = last(arrays); + comparator = typeof comparator == 'function' ? comparator : undefined; + return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator); + }); + + /** + * Creates an array of grouped elements, the first of which contains the + * first elements of the given arrays, the second of which contains the + * second elements of the given arrays, and so on. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Array + * @param {...Array} [arrays] The arrays to process. + * @returns {Array} Returns the new array of grouped elements. + * @example + * + * _.zip(['a', 'b'], [1, 2], [true, false]); + * // => [['a', 1, true], ['b', 2, false]] + */ + var zip = baseRest(unzip); + + /** + * This method is like `_.fromPairs` except that it accepts two arrays, + * one of property identifiers and one of corresponding values. + * + * @static + * @memberOf _ + * @since 0.4.0 + * @category Array + * @param {Array} [props=[]] The property identifiers. + * @param {Array} [values=[]] The property values. + * @returns {Object} Returns the new object. + * @example + * + * _.zipObject(['a', 'b'], [1, 2]); + * // => { 'a': 1, 'b': 2 } + */ + function zipObject(props, values) { + return baseZipObject(props || [], values || [], assignValue); + } + + /** + * This method is like `_.zipObject` except that it supports property paths. + * + * @static + * @memberOf _ + * @since 4.1.0 + * @category Array + * @param {Array} [props=[]] The property identifiers. + * @param {Array} [values=[]] The property values. + * @returns {Object} Returns the new object. + * @example + * + * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]); + * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } } + */ + function zipObjectDeep(props, values) { + return baseZipObject(props || [], values || [], baseSet); + } + + /** + * This method is like `_.zip` except that it accepts `iteratee` to specify + * how grouped values should be combined. The iteratee is invoked with the + * elements of each group: (...group). + * + * @static + * @memberOf _ + * @since 3.8.0 + * @category Array + * @param {...Array} [arrays] The arrays to process. + * @param {Function} [iteratee=_.identity] The function to combine + * grouped values. + * @returns {Array} Returns the new array of grouped elements. + * @example + * + * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) { + * return a + b + c; + * }); + * // => [111, 222] + */ + var zipWith = baseRest(function(arrays) { + var length = arrays.length, + iteratee = length > 1 ? arrays[length - 1] : undefined; + + iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined; + return unzipWith(arrays, iteratee); + }); + + /*------------------------------------------------------------------------*/ + + /** + * Creates a `lodash` wrapper instance that wraps `value` with explicit method + * chain sequences enabled. The result of such sequences must be unwrapped + * with `_#value`. + * + * @static + * @memberOf _ + * @since 1.3.0 + * @category Seq + * @param {*} value The value to wrap. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 }, + * { 'user': 'pebbles', 'age': 1 } + * ]; + * + * var youngest = _ + * .chain(users) + * .sortBy('age') + * .map(function(o) { + * return o.user + ' is ' + o.age; + * }) + * .head() + * .value(); + * // => 'pebbles is 1' + */ + function chain(value) { + var result = lodash(value); + result.__chain__ = true; + return result; + } + + /** + * This method invokes `interceptor` and returns `value`. The interceptor + * is invoked with one argument; (value). The purpose of this method is to + * "tap into" a method chain sequence in order to modify intermediate results. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Seq + * @param {*} value The value to provide to `interceptor`. + * @param {Function} interceptor The function to invoke. + * @returns {*} Returns `value`. + * @example + * + * _([1, 2, 3]) + * .tap(function(array) { + * // Mutate input array. + * array.pop(); + * }) + * .reverse() + * .value(); + * // => [2, 1] + */ + function tap(value, interceptor) { + interceptor(value); + return value; + } + + /** + * This method is like `_.tap` except that it returns the result of `interceptor`. + * The purpose of this method is to "pass thru" values replacing intermediate + * results in a method chain sequence. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Seq + * @param {*} value The value to provide to `interceptor`. + * @param {Function} interceptor The function to invoke. + * @returns {*} Returns the result of `interceptor`. + * @example + * + * _(' abc ') + * .chain() + * .trim() + * .thru(function(value) { + * return [value]; + * }) + * .value(); + * // => ['abc'] + */ + function thru(value, interceptor) { + return interceptor(value); + } + + /** + * This method is the wrapper version of `_.at`. + * + * @name at + * @memberOf _ + * @since 1.0.0 + * @category Seq + * @param {...(string|string[])} [paths] The property paths to pick. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] }; + * + * _(object).at(['a[0].b.c', 'a[1]']).value(); + * // => [3, 4] + */ + var wrapperAt = flatRest(function(paths) { + var length = paths.length, + start = length ? paths[0] : 0, + value = this.__wrapped__, + interceptor = function(object) { return baseAt(object, paths); }; + + if (length > 1 || this.__actions__.length || + !(value instanceof LazyWrapper) || !isIndex(start)) { + return this.thru(interceptor); + } + value = value.slice(start, +start + (length ? 1 : 0)); + value.__actions__.push({ + 'func': thru, + 'args': [interceptor], + 'thisArg': undefined + }); + return new LodashWrapper(value, this.__chain__).thru(function(array) { + if (length && !array.length) { + array.push(undefined); + } + return array; + }); + }); + + /** + * Creates a `lodash` wrapper instance with explicit method chain sequences enabled. + * + * @name chain + * @memberOf _ + * @since 0.1.0 + * @category Seq + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * // A sequence without explicit chaining. + * _(users).head(); + * // => { 'user': 'barney', 'age': 36 } + * + * // A sequence with explicit chaining. + * _(users) + * .chain() + * .head() + * .pick('user') + * .value(); + * // => { 'user': 'barney' } + */ + function wrapperChain() { + return chain(this); + } + + /** + * Executes the chain sequence and returns the wrapped result. + * + * @name commit + * @memberOf _ + * @since 3.2.0 + * @category Seq + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var array = [1, 2]; + * var wrapped = _(array).push(3); + * + * console.log(array); + * // => [1, 2] + * + * wrapped = wrapped.commit(); + * console.log(array); + * // => [1, 2, 3] + * + * wrapped.last(); + * // => 3 + * + * console.log(array); + * // => [1, 2, 3] + */ + function wrapperCommit() { + return new LodashWrapper(this.value(), this.__chain__); + } + + /** + * Gets the next value on a wrapped object following the + * [iterator protocol](https://mdn.io/iteration_protocols#iterator). + * + * @name next + * @memberOf _ + * @since 4.0.0 + * @category Seq + * @returns {Object} Returns the next iterator value. + * @example + * + * var wrapped = _([1, 2]); + * + * wrapped.next(); + * // => { 'done': false, 'value': 1 } + * + * wrapped.next(); + * // => { 'done': false, 'value': 2 } + * + * wrapped.next(); + * // => { 'done': true, 'value': undefined } + */ + function wrapperNext() { + if (this.__values__ === undefined) { + this.__values__ = toArray(this.value()); + } + var done = this.__index__ >= this.__values__.length, + value = done ? undefined : this.__values__[this.__index__++]; + + return { 'done': done, 'value': value }; + } + + /** + * Enables the wrapper to be iterable. + * + * @name Symbol.iterator + * @memberOf _ + * @since 4.0.0 + * @category Seq + * @returns {Object} Returns the wrapper object. + * @example + * + * var wrapped = _([1, 2]); + * + * wrapped[Symbol.iterator]() === wrapped; + * // => true + * + * Array.from(wrapped); + * // => [1, 2] + */ + function wrapperToIterator() { + return this; + } + + /** + * Creates a clone of the chain sequence planting `value` as the wrapped value. + * + * @name plant + * @memberOf _ + * @since 3.2.0 + * @category Seq + * @param {*} value The value to plant. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * function square(n) { + * return n * n; + * } + * + * var wrapped = _([1, 2]).map(square); + * var other = wrapped.plant([3, 4]); + * + * other.value(); + * // => [9, 16] + * + * wrapped.value(); + * // => [1, 4] + */ + function wrapperPlant(value) { + var result, + parent = this; + + while (parent instanceof baseLodash) { + var clone = wrapperClone(parent); + clone.__index__ = 0; + clone.__values__ = undefined; + if (result) { + previous.__wrapped__ = clone; + } else { + result = clone; + } + var previous = clone; + parent = parent.__wrapped__; + } + previous.__wrapped__ = value; + return result; + } + + /** + * This method is the wrapper version of `_.reverse`. + * + * **Note:** This method mutates the wrapped array. + * + * @name reverse + * @memberOf _ + * @since 0.1.0 + * @category Seq + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var array = [1, 2, 3]; + * + * _(array).reverse().value() + * // => [3, 2, 1] + * + * console.log(array); + * // => [3, 2, 1] + */ + function wrapperReverse() { + var value = this.__wrapped__; + if (value instanceof LazyWrapper) { + var wrapped = value; + if (this.__actions__.length) { + wrapped = new LazyWrapper(this); + } + wrapped = wrapped.reverse(); + wrapped.__actions__.push({ + 'func': thru, + 'args': [reverse], + 'thisArg': undefined + }); + return new LodashWrapper(wrapped, this.__chain__); + } + return this.thru(reverse); + } + + /** + * Executes the chain sequence to resolve the unwrapped value. + * + * @name value + * @memberOf _ + * @since 0.1.0 + * @alias toJSON, valueOf + * @category Seq + * @returns {*} Returns the resolved unwrapped value. + * @example + * + * _([1, 2, 3]).value(); + * // => [1, 2, 3] + */ + function wrapperValue() { + return baseWrapperValue(this.__wrapped__, this.__actions__); + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` thru `iteratee`. The corresponding value of + * each key is the number of times the key was returned by `iteratee`. The + * iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 0.5.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The iteratee to transform keys. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * _.countBy([6.1, 4.2, 6.3], Math.floor); + * // => { '4': 1, '6': 2 } + * + * // The `_.property` iteratee shorthand. + * _.countBy(['one', 'two', 'three'], 'length'); + * // => { '3': 2, '5': 1 } + */ + var countBy = createAggregator(function(result, value, key) { + if (hasOwnProperty.call(result, key)) { + ++result[key]; + } else { + baseAssignValue(result, key, 1); + } + }); + + /** + * Checks if `predicate` returns truthy for **all** elements of `collection`. + * Iteration is stopped once `predicate` returns falsey. The predicate is + * invoked with three arguments: (value, index|key, collection). + * + * **Note:** This method returns `true` for + * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because + * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of + * elements of empty collections. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false`. + * @example + * + * _.every([true, 1, null, 'yes'], Boolean); + * // => false + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * // The `_.matches` iteratee shorthand. + * _.every(users, { 'user': 'barney', 'active': false }); + * // => false + * + * // The `_.matchesProperty` iteratee shorthand. + * _.every(users, ['active', false]); + * // => true + * + * // The `_.property` iteratee shorthand. + * _.every(users, 'active'); + * // => false + */ + function every(collection, predicate, guard) { + var func = isArray(collection) ? arrayEvery : baseEvery; + if (guard && isIterateeCall(collection, predicate, guard)) { + predicate = undefined; + } + return func(collection, getIteratee(predicate, 3)); + } + + /** + * Iterates over elements of `collection`, returning an array of all elements + * `predicate` returns truthy for. The predicate is invoked with three + * arguments: (value, index|key, collection). + * + * **Note:** Unlike `_.remove`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + * @see _.reject + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * _.filter(users, function(o) { return !o.active; }); + * // => objects for ['fred'] + * + * // The `_.matches` iteratee shorthand. + * _.filter(users, { 'age': 36, 'active': true }); + * // => objects for ['barney'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.filter(users, ['active', false]); + * // => objects for ['fred'] + * + * // The `_.property` iteratee shorthand. + * _.filter(users, 'active'); + * // => objects for ['barney'] + * + * // Combining several predicates using `_.overEvery` or `_.overSome`. + * _.filter(users, _.overSome([{ 'age': 36 }, ['age', 40]])); + * // => objects for ['fred', 'barney'] + */ + function filter(collection, predicate) { + var func = isArray(collection) ? arrayFilter : baseFilter; + return func(collection, getIteratee(predicate, 3)); + } + + /** + * Iterates over elements of `collection`, returning the first element + * `predicate` returns truthy for. The predicate is invoked with three + * arguments: (value, index|key, collection). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param {number} [fromIndex=0] The index to search from. + * @returns {*} Returns the matched element, else `undefined`. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false }, + * { 'user': 'pebbles', 'age': 1, 'active': true } + * ]; + * + * _.find(users, function(o) { return o.age < 40; }); + * // => object for 'barney' + * + * // The `_.matches` iteratee shorthand. + * _.find(users, { 'age': 1, 'active': true }); + * // => object for 'pebbles' + * + * // The `_.matchesProperty` iteratee shorthand. + * _.find(users, ['active', false]); + * // => object for 'fred' + * + * // The `_.property` iteratee shorthand. + * _.find(users, 'active'); + * // => object for 'barney' + */ + var find = createFind(findIndex); + + /** + * This method is like `_.find` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Collection + * @param {Array|Object} collection The collection to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param {number} [fromIndex=collection.length-1] The index to search from. + * @returns {*} Returns the matched element, else `undefined`. + * @example + * + * _.findLast([1, 2, 3, 4], function(n) { + * return n % 2 == 1; + * }); + * // => 3 + */ + var findLast = createFind(findLastIndex); + + /** + * Creates a flattened array of values by running each element in `collection` + * thru `iteratee` and flattening the mapped results. The iteratee is invoked + * with three arguments: (value, index|key, collection). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new flattened array. + * @example + * + * function duplicate(n) { + * return [n, n]; + * } + * + * _.flatMap([1, 2], duplicate); + * // => [1, 1, 2, 2] + */ + function flatMap(collection, iteratee) { + return baseFlatten(map(collection, iteratee), 1); + } + + /** + * This method is like `_.flatMap` except that it recursively flattens the + * mapped results. + * + * @static + * @memberOf _ + * @since 4.7.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new flattened array. + * @example + * + * function duplicate(n) { + * return [[[n, n]]]; + * } + * + * _.flatMapDeep([1, 2], duplicate); + * // => [1, 1, 2, 2] + */ + function flatMapDeep(collection, iteratee) { + return baseFlatten(map(collection, iteratee), INFINITY); + } + + /** + * This method is like `_.flatMap` except that it recursively flattens the + * mapped results up to `depth` times. + * + * @static + * @memberOf _ + * @since 4.7.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {number} [depth=1] The maximum recursion depth. + * @returns {Array} Returns the new flattened array. + * @example + * + * function duplicate(n) { + * return [[[n, n]]]; + * } + * + * _.flatMapDepth([1, 2], duplicate, 2); + * // => [[1, 1], [2, 2]] + */ + function flatMapDepth(collection, iteratee, depth) { + depth = depth === undefined ? 1 : toInteger(depth); + return baseFlatten(map(collection, iteratee), depth); + } + + /** + * Iterates over elements of `collection` and invokes `iteratee` for each element. + * The iteratee is invoked with three arguments: (value, index|key, collection). + * Iteratee functions may exit iteration early by explicitly returning `false`. + * + * **Note:** As with other "Collections" methods, objects with a "length" + * property are iterated like arrays. To avoid this behavior use `_.forIn` + * or `_.forOwn` for object iteration. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @alias each + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Array|Object} Returns `collection`. + * @see _.forEachRight + * @example + * + * _.forEach([1, 2], function(value) { + * console.log(value); + * }); + * // => Logs `1` then `2`. + * + * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) { + * console.log(key); + * }); + * // => Logs 'a' then 'b' (iteration order is not guaranteed). + */ + function forEach(collection, iteratee) { + var func = isArray(collection) ? arrayEach : baseEach; + return func(collection, getIteratee(iteratee, 3)); + } + + /** + * This method is like `_.forEach` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @alias eachRight + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Array|Object} Returns `collection`. + * @see _.forEach + * @example + * + * _.forEachRight([1, 2], function(value) { + * console.log(value); + * }); + * // => Logs `2` then `1`. + */ + function forEachRight(collection, iteratee) { + var func = isArray(collection) ? arrayEachRight : baseEachRight; + return func(collection, getIteratee(iteratee, 3)); + } + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` thru `iteratee`. The order of grouped values + * is determined by the order they occur in `collection`. The corresponding + * value of each key is an array of elements responsible for generating the + * key. The iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The iteratee to transform keys. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * _.groupBy([6.1, 4.2, 6.3], Math.floor); + * // => { '4': [4.2], '6': [6.1, 6.3] } + * + * // The `_.property` iteratee shorthand. + * _.groupBy(['one', 'two', 'three'], 'length'); + * // => { '3': ['one', 'two'], '5': ['three'] } + */ + var groupBy = createAggregator(function(result, value, key) { + if (hasOwnProperty.call(result, key)) { + result[key].push(value); + } else { + baseAssignValue(result, key, [value]); + } + }); + + /** + * Checks if `value` is in `collection`. If `collection` is a string, it's + * checked for a substring of `value`, otherwise + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * is used for equality comparisons. If `fromIndex` is negative, it's used as + * the offset from the end of `collection`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object|string} collection The collection to inspect. + * @param {*} value The value to search for. + * @param {number} [fromIndex=0] The index to search from. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`. + * @returns {boolean} Returns `true` if `value` is found, else `false`. + * @example + * + * _.includes([1, 2, 3], 1); + * // => true + * + * _.includes([1, 2, 3], 1, 2); + * // => false + * + * _.includes({ 'a': 1, 'b': 2 }, 1); + * // => true + * + * _.includes('abcd', 'bc'); + * // => true + */ + function includes(collection, value, fromIndex, guard) { + collection = isArrayLike(collection) ? collection : values(collection); + fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0; + + var length = collection.length; + if (fromIndex < 0) { + fromIndex = nativeMax(length + fromIndex, 0); + } + return isString(collection) + ? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1) + : (!!length && baseIndexOf(collection, value, fromIndex) > -1); + } + + /** + * Invokes the method at `path` of each element in `collection`, returning + * an array of the results of each invoked method. Any additional arguments + * are provided to each invoked method. If `path` is a function, it's invoked + * for, and `this` bound to, each element in `collection`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Array|Function|string} path The path of the method to invoke or + * the function invoked per iteration. + * @param {...*} [args] The arguments to invoke each method with. + * @returns {Array} Returns the array of results. + * @example + * + * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort'); + * // => [[1, 5, 7], [1, 2, 3]] + * + * _.invokeMap([123, 456], String.prototype.split, ''); + * // => [['1', '2', '3'], ['4', '5', '6']] + */ + var invokeMap = baseRest(function(collection, path, args) { + var index = -1, + isFunc = typeof path == 'function', + result = isArrayLike(collection) ? Array(collection.length) : []; + + baseEach(collection, function(value) { + result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args); + }); + return result; + }); + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` thru `iteratee`. The corresponding value of + * each key is the last element responsible for generating the key. The + * iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The iteratee to transform keys. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * var array = [ + * { 'dir': 'left', 'code': 97 }, + * { 'dir': 'right', 'code': 100 } + * ]; + * + * _.keyBy(array, function(o) { + * return String.fromCharCode(o.code); + * }); + * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } } + * + * _.keyBy(array, 'dir'); + * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } } + */ + var keyBy = createAggregator(function(result, value, key) { + baseAssignValue(result, key, value); + }); + + /** + * Creates an array of values by running each element in `collection` thru + * `iteratee`. The iteratee is invoked with three arguments: + * (value, index|key, collection). + * + * Many lodash methods are guarded to work as iteratees for methods like + * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`. + * + * The guarded methods are: + * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`, + * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`, + * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`, + * `template`, `trim`, `trimEnd`, `trimStart`, and `words` + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + * @example + * + * function square(n) { + * return n * n; + * } + * + * _.map([4, 8], square); + * // => [16, 64] + * + * _.map({ 'a': 4, 'b': 8 }, square); + * // => [16, 64] (iteration order is not guaranteed) + * + * var users = [ + * { 'user': 'barney' }, + * { 'user': 'fred' } + * ]; + * + * // The `_.property` iteratee shorthand. + * _.map(users, 'user'); + * // => ['barney', 'fred'] + */ + function map(collection, iteratee) { + var func = isArray(collection) ? arrayMap : baseMap; + return func(collection, getIteratee(iteratee, 3)); + } + + /** + * This method is like `_.sortBy` except that it allows specifying the sort + * orders of the iteratees to sort by. If `orders` is unspecified, all values + * are sorted in ascending order. Otherwise, specify an order of "desc" for + * descending or "asc" for ascending sort order of corresponding values. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]] + * The iteratees to sort by. + * @param {string[]} [orders] The sort orders of `iteratees`. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`. + * @returns {Array} Returns the new sorted array. + * @example + * + * var users = [ + * { 'user': 'fred', 'age': 48 }, + * { 'user': 'barney', 'age': 34 }, + * { 'user': 'fred', 'age': 40 }, + * { 'user': 'barney', 'age': 36 } + * ]; + * + * // Sort by `user` in ascending order and by `age` in descending order. + * _.orderBy(users, ['user', 'age'], ['asc', 'desc']); + * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]] + */ + function orderBy(collection, iteratees, orders, guard) { + if (collection == null) { + return []; + } + if (!isArray(iteratees)) { + iteratees = iteratees == null ? [] : [iteratees]; + } + orders = guard ? undefined : orders; + if (!isArray(orders)) { + orders = orders == null ? [] : [orders]; + } + return baseOrderBy(collection, iteratees, orders); + } + + /** + * Creates an array of elements split into two groups, the first of which + * contains elements `predicate` returns truthy for, the second of which + * contains elements `predicate` returns falsey for. The predicate is + * invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the array of grouped elements. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false }, + * { 'user': 'fred', 'age': 40, 'active': true }, + * { 'user': 'pebbles', 'age': 1, 'active': false } + * ]; + * + * _.partition(users, function(o) { return o.active; }); + * // => objects for [['fred'], ['barney', 'pebbles']] + * + * // The `_.matches` iteratee shorthand. + * _.partition(users, { 'age': 1, 'active': false }); + * // => objects for [['pebbles'], ['barney', 'fred']] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.partition(users, ['active', false]); + * // => objects for [['barney', 'pebbles'], ['fred']] + * + * // The `_.property` iteratee shorthand. + * _.partition(users, 'active'); + * // => objects for [['fred'], ['barney', 'pebbles']] + */ + var partition = createAggregator(function(result, value, key) { + result[key ? 0 : 1].push(value); + }, function() { return [[], []]; }); + + /** + * Reduces `collection` to a value which is the accumulated result of running + * each element in `collection` thru `iteratee`, where each successive + * invocation is supplied the return value of the previous. If `accumulator` + * is not given, the first element of `collection` is used as the initial + * value. The iteratee is invoked with four arguments: + * (accumulator, value, index|key, collection). + * + * Many lodash methods are guarded to work as iteratees for methods like + * `_.reduce`, `_.reduceRight`, and `_.transform`. + * + * The guarded methods are: + * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`, + * and `sortBy` + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @returns {*} Returns the accumulated value. + * @see _.reduceRight + * @example + * + * _.reduce([1, 2], function(sum, n) { + * return sum + n; + * }, 0); + * // => 3 + * + * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) { + * (result[value] || (result[value] = [])).push(key); + * return result; + * }, {}); + * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed) + */ + function reduce(collection, iteratee, accumulator) { + var func = isArray(collection) ? arrayReduce : baseReduce, + initAccum = arguments.length < 3; + + return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach); + } + + /** + * This method is like `_.reduce` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @returns {*} Returns the accumulated value. + * @see _.reduce + * @example + * + * var array = [[0, 1], [2, 3], [4, 5]]; + * + * _.reduceRight(array, function(flattened, other) { + * return flattened.concat(other); + * }, []); + * // => [4, 5, 2, 3, 0, 1] + */ + function reduceRight(collection, iteratee, accumulator) { + var func = isArray(collection) ? arrayReduceRight : baseReduce, + initAccum = arguments.length < 3; + + return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight); + } + + /** + * The opposite of `_.filter`; this method returns the elements of `collection` + * that `predicate` does **not** return truthy for. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + * @see _.filter + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false }, + * { 'user': 'fred', 'age': 40, 'active': true } + * ]; + * + * _.reject(users, function(o) { return !o.active; }); + * // => objects for ['fred'] + * + * // The `_.matches` iteratee shorthand. + * _.reject(users, { 'age': 40, 'active': true }); + * // => objects for ['barney'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.reject(users, ['active', false]); + * // => objects for ['fred'] + * + * // The `_.property` iteratee shorthand. + * _.reject(users, 'active'); + * // => objects for ['barney'] + */ + function reject(collection, predicate) { + var func = isArray(collection) ? arrayFilter : baseFilter; + return func(collection, negate(getIteratee(predicate, 3))); + } + + /** + * Gets a random element from `collection`. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Collection + * @param {Array|Object} collection The collection to sample. + * @returns {*} Returns the random element. + * @example + * + * _.sample([1, 2, 3, 4]); + * // => 2 + */ + function sample(collection) { + var func = isArray(collection) ? arraySample : baseSample; + return func(collection); + } + + /** + * Gets `n` random elements at unique keys from `collection` up to the + * size of `collection`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Collection + * @param {Array|Object} collection The collection to sample. + * @param {number} [n=1] The number of elements to sample. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Array} Returns the random elements. + * @example + * + * _.sampleSize([1, 2, 3], 2); + * // => [3, 1] + * + * _.sampleSize([1, 2, 3], 4); + * // => [2, 3, 1] + */ + function sampleSize(collection, n, guard) { + if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) { + n = 1; + } else { + n = toInteger(n); + } + var func = isArray(collection) ? arraySampleSize : baseSampleSize; + return func(collection, n); + } + + /** + * Creates an array of shuffled values, using a version of the + * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to shuffle. + * @returns {Array} Returns the new shuffled array. + * @example + * + * _.shuffle([1, 2, 3, 4]); + * // => [4, 1, 3, 2] + */ + function shuffle(collection) { + var func = isArray(collection) ? arrayShuffle : baseShuffle; + return func(collection); + } + + /** + * Gets the size of `collection` by returning its length for array-like + * values or the number of own enumerable string keyed properties for objects. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object|string} collection The collection to inspect. + * @returns {number} Returns the collection size. + * @example + * + * _.size([1, 2, 3]); + * // => 3 + * + * _.size({ 'a': 1, 'b': 2 }); + * // => 2 + * + * _.size('pebbles'); + * // => 7 + */ + function size(collection) { + if (collection == null) { + return 0; + } + if (isArrayLike(collection)) { + return isString(collection) ? stringSize(collection) : collection.length; + } + var tag = getTag(collection); + if (tag == mapTag || tag == setTag) { + return collection.size; + } + return baseKeys(collection).length; + } + + /** + * Checks if `predicate` returns truthy for **any** element of `collection`. + * Iteration is stopped once `predicate` returns truthy. The predicate is + * invoked with three arguments: (value, index|key, collection). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + * @example + * + * _.some([null, 0, 'yes', false], Boolean); + * // => true + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false } + * ]; + * + * // The `_.matches` iteratee shorthand. + * _.some(users, { 'user': 'barney', 'active': false }); + * // => false + * + * // The `_.matchesProperty` iteratee shorthand. + * _.some(users, ['active', false]); + * // => true + * + * // The `_.property` iteratee shorthand. + * _.some(users, 'active'); + * // => true + */ + function some(collection, predicate, guard) { + var func = isArray(collection) ? arraySome : baseSome; + if (guard && isIterateeCall(collection, predicate, guard)) { + predicate = undefined; + } + return func(collection, getIteratee(predicate, 3)); + } + + /** + * Creates an array of elements, sorted in ascending order by the results of + * running each element in a collection thru each iteratee. This method + * performs a stable sort, that is, it preserves the original sort order of + * equal elements. The iteratees are invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {...(Function|Function[])} [iteratees=[_.identity]] + * The iteratees to sort by. + * @returns {Array} Returns the new sorted array. + * @example + * + * var users = [ + * { 'user': 'fred', 'age': 48 }, + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 30 }, + * { 'user': 'barney', 'age': 34 } + * ]; + * + * _.sortBy(users, [function(o) { return o.user; }]); + * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 30]] + * + * _.sortBy(users, ['user', 'age']); + * // => objects for [['barney', 34], ['barney', 36], ['fred', 30], ['fred', 48]] + */ + var sortBy = baseRest(function(collection, iteratees) { + if (collection == null) { + return []; + } + var length = iteratees.length; + if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) { + iteratees = []; + } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) { + iteratees = [iteratees[0]]; + } + return baseOrderBy(collection, baseFlatten(iteratees, 1), []); + }); + + /*------------------------------------------------------------------------*/ + + /** + * Gets the timestamp of the number of milliseconds that have elapsed since + * the Unix epoch (1 January 1970 00:00:00 UTC). + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Date + * @returns {number} Returns the timestamp. + * @example + * + * _.defer(function(stamp) { + * console.log(_.now() - stamp); + * }, _.now()); + * // => Logs the number of milliseconds it took for the deferred invocation. + */ + var now = ctxNow || function() { + return root.Date.now(); + }; + + /*------------------------------------------------------------------------*/ + + /** + * The opposite of `_.before`; this method creates a function that invokes + * `func` once it's called `n` or more times. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {number} n The number of calls before `func` is invoked. + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * var saves = ['profile', 'settings']; + * + * var done = _.after(saves.length, function() { + * console.log('done saving!'); + * }); + * + * _.forEach(saves, function(type) { + * asyncSave({ 'type': type, 'complete': done }); + * }); + * // => Logs 'done saving!' after the two async saves have completed. + */ + function after(n, func) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + n = toInteger(n); + return function() { + if (--n < 1) { + return func.apply(this, arguments); + } + }; + } + + /** + * Creates a function that invokes `func`, with up to `n` arguments, + * ignoring any additional arguments. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {Function} func The function to cap arguments for. + * @param {number} [n=func.length] The arity cap. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Function} Returns the new capped function. + * @example + * + * _.map(['6', '8', '10'], _.ary(parseInt, 1)); + * // => [6, 8, 10] + */ + function ary(func, n, guard) { + n = guard ? undefined : n; + n = (func && n == null) ? func.length : n; + return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n); + } + + /** + * Creates a function that invokes `func`, with the `this` binding and arguments + * of the created function, while it's called less than `n` times. Subsequent + * calls to the created function return the result of the last `func` invocation. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {number} n The number of calls at which `func` is no longer invoked. + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * jQuery(element).on('click', _.before(5, addContactToList)); + * // => Allows adding up to 4 contacts to the list. + */ + function before(n, func) { + var result; + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + n = toInteger(n); + return function() { + if (--n > 0) { + result = func.apply(this, arguments); + } + if (n <= 1) { + func = undefined; + } + return result; + }; + } + + /** + * Creates a function that invokes `func` with the `this` binding of `thisArg` + * and `partials` prepended to the arguments it receives. + * + * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds, + * may be used as a placeholder for partially applied arguments. + * + * **Note:** Unlike native `Function#bind`, this method doesn't set the "length" + * property of bound functions. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to bind. + * @param {*} thisArg The `this` binding of `func`. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new bound function. + * @example + * + * function greet(greeting, punctuation) { + * return greeting + ' ' + this.user + punctuation; + * } + * + * var object = { 'user': 'fred' }; + * + * var bound = _.bind(greet, object, 'hi'); + * bound('!'); + * // => 'hi fred!' + * + * // Bound with placeholders. + * var bound = _.bind(greet, object, _, '!'); + * bound('hi'); + * // => 'hi fred!' + */ + var bind = baseRest(function(func, thisArg, partials) { + var bitmask = WRAP_BIND_FLAG; + if (partials.length) { + var holders = replaceHolders(partials, getHolder(bind)); + bitmask |= WRAP_PARTIAL_FLAG; + } + return createWrap(func, bitmask, thisArg, partials, holders); + }); + + /** + * Creates a function that invokes the method at `object[key]` with `partials` + * prepended to the arguments it receives. + * + * This method differs from `_.bind` by allowing bound functions to reference + * methods that may be redefined or don't yet exist. See + * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern) + * for more details. + * + * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * @static + * @memberOf _ + * @since 0.10.0 + * @category Function + * @param {Object} object The object to invoke the method on. + * @param {string} key The key of the method. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new bound function. + * @example + * + * var object = { + * 'user': 'fred', + * 'greet': function(greeting, punctuation) { + * return greeting + ' ' + this.user + punctuation; + * } + * }; + * + * var bound = _.bindKey(object, 'greet', 'hi'); + * bound('!'); + * // => 'hi fred!' + * + * object.greet = function(greeting, punctuation) { + * return greeting + 'ya ' + this.user + punctuation; + * }; + * + * bound('!'); + * // => 'hiya fred!' + * + * // Bound with placeholders. + * var bound = _.bindKey(object, 'greet', _, '!'); + * bound('hi'); + * // => 'hiya fred!' + */ + var bindKey = baseRest(function(object, key, partials) { + var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG; + if (partials.length) { + var holders = replaceHolders(partials, getHolder(bindKey)); + bitmask |= WRAP_PARTIAL_FLAG; + } + return createWrap(key, bitmask, object, partials, holders); + }); + + /** + * Creates a function that accepts arguments of `func` and either invokes + * `func` returning its result, if at least `arity` number of arguments have + * been provided, or returns a function that accepts the remaining `func` + * arguments, and so on. The arity of `func` may be specified if `func.length` + * is not sufficient. + * + * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds, + * may be used as a placeholder for provided arguments. + * + * **Note:** This method doesn't set the "length" property of curried functions. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Function + * @param {Function} func The function to curry. + * @param {number} [arity=func.length] The arity of `func`. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Function} Returns the new curried function. + * @example + * + * var abc = function(a, b, c) { + * return [a, b, c]; + * }; + * + * var curried = _.curry(abc); + * + * curried(1)(2)(3); + * // => [1, 2, 3] + * + * curried(1, 2)(3); + * // => [1, 2, 3] + * + * curried(1, 2, 3); + * // => [1, 2, 3] + * + * // Curried with placeholders. + * curried(1)(_, 3)(2); + * // => [1, 2, 3] + */ + function curry(func, arity, guard) { + arity = guard ? undefined : arity; + var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity); + result.placeholder = curry.placeholder; + return result; + } + + /** + * This method is like `_.curry` except that arguments are applied to `func` + * in the manner of `_.partialRight` instead of `_.partial`. + * + * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for provided arguments. + * + * **Note:** This method doesn't set the "length" property of curried functions. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {Function} func The function to curry. + * @param {number} [arity=func.length] The arity of `func`. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Function} Returns the new curried function. + * @example + * + * var abc = function(a, b, c) { + * return [a, b, c]; + * }; + * + * var curried = _.curryRight(abc); + * + * curried(3)(2)(1); + * // => [1, 2, 3] + * + * curried(2, 3)(1); + * // => [1, 2, 3] + * + * curried(1, 2, 3); + * // => [1, 2, 3] + * + * // Curried with placeholders. + * curried(3)(1, _)(2); + * // => [1, 2, 3] + */ + function curryRight(func, arity, guard) { + arity = guard ? undefined : arity; + var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity); + result.placeholder = curryRight.placeholder; + return result; + } + + /** + * Creates a debounced function that delays invoking `func` until after `wait` + * milliseconds have elapsed since the last time the debounced function was + * invoked. The debounced function comes with a `cancel` method to cancel + * delayed `func` invocations and a `flush` method to immediately invoke them. + * Provide `options` to indicate whether `func` should be invoked on the + * leading and/or trailing edge of the `wait` timeout. The `func` is invoked + * with the last arguments provided to the debounced function. Subsequent + * calls to the debounced function return the result of the last `func` + * invocation. + * + * **Note:** If `leading` and `trailing` options are `true`, `func` is + * invoked on the trailing edge of the timeout only if the debounced function + * is invoked more than once during the `wait` timeout. + * + * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred + * until to the next tick, similar to `setTimeout` with a timeout of `0`. + * + * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/) + * for details over the differences between `_.debounce` and `_.throttle`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to debounce. + * @param {number} [wait=0] The number of milliseconds to delay. + * @param {Object} [options={}] The options object. + * @param {boolean} [options.leading=false] + * Specify invoking on the leading edge of the timeout. + * @param {number} [options.maxWait] + * The maximum time `func` is allowed to be delayed before it's invoked. + * @param {boolean} [options.trailing=true] + * Specify invoking on the trailing edge of the timeout. + * @returns {Function} Returns the new debounced function. + * @example + * + * // Avoid costly calculations while the window size is in flux. + * jQuery(window).on('resize', _.debounce(calculateLayout, 150)); + * + * // Invoke `sendMail` when clicked, debouncing subsequent calls. + * jQuery(element).on('click', _.debounce(sendMail, 300, { + * 'leading': true, + * 'trailing': false + * })); + * + * // Ensure `batchLog` is invoked once after 1 second of debounced calls. + * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 }); + * var source = new EventSource('/stream'); + * jQuery(source).on('message', debounced); + * + * // Cancel the trailing debounced invocation. + * jQuery(window).on('popstate', debounced.cancel); + */ + function debounce(func, wait, options) { + var lastArgs, + lastThis, + maxWait, + result, + timerId, + lastCallTime, + lastInvokeTime = 0, + leading = false, + maxing = false, + trailing = true; + + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + wait = toNumber(wait) || 0; + if (isObject(options)) { + leading = !!options.leading; + maxing = 'maxWait' in options; + maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait; + trailing = 'trailing' in options ? !!options.trailing : trailing; + } + + function invokeFunc(time) { + var args = lastArgs, + thisArg = lastThis; + + lastArgs = lastThis = undefined; + lastInvokeTime = time; + result = func.apply(thisArg, args); + return result; + } + + function leadingEdge(time) { + // Reset any `maxWait` timer. + lastInvokeTime = time; + // Start the timer for the trailing edge. + timerId = setTimeout(timerExpired, wait); + // Invoke the leading edge. + return leading ? invokeFunc(time) : result; + } + + function remainingWait(time) { + var timeSinceLastCall = time - lastCallTime, + timeSinceLastInvoke = time - lastInvokeTime, + timeWaiting = wait - timeSinceLastCall; + + return maxing + ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) + : timeWaiting; + } + + function shouldInvoke(time) { + var timeSinceLastCall = time - lastCallTime, + timeSinceLastInvoke = time - lastInvokeTime; + + // Either this is the first call, activity has stopped and we're at the + // trailing edge, the system time has gone backwards and we're treating + // it as the trailing edge, or we've hit the `maxWait` limit. + return (lastCallTime === undefined || (timeSinceLastCall >= wait) || + (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait)); + } + + function timerExpired() { + var time = now(); + if (shouldInvoke(time)) { + return trailingEdge(time); + } + // Restart the timer. + timerId = setTimeout(timerExpired, remainingWait(time)); + } + + function trailingEdge(time) { + timerId = undefined; + + // Only invoke if we have `lastArgs` which means `func` has been + // debounced at least once. + if (trailing && lastArgs) { + return invokeFunc(time); + } + lastArgs = lastThis = undefined; + return result; + } + + function cancel() { + if (timerId !== undefined) { + clearTimeout(timerId); + } + lastInvokeTime = 0; + lastArgs = lastCallTime = lastThis = timerId = undefined; + } + + function flush() { + return timerId === undefined ? result : trailingEdge(now()); + } + + function debounced() { + var time = now(), + isInvoking = shouldInvoke(time); + + lastArgs = arguments; + lastThis = this; + lastCallTime = time; + + if (isInvoking) { + if (timerId === undefined) { + return leadingEdge(lastCallTime); + } + if (maxing) { + // Handle invocations in a tight loop. + clearTimeout(timerId); + timerId = setTimeout(timerExpired, wait); + return invokeFunc(lastCallTime); + } + } + if (timerId === undefined) { + timerId = setTimeout(timerExpired, wait); + } + return result; + } + debounced.cancel = cancel; + debounced.flush = flush; + return debounced; + } + + /** + * Defers invoking the `func` until the current call stack has cleared. Any + * additional arguments are provided to `func` when it's invoked. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to defer. + * @param {...*} [args] The arguments to invoke `func` with. + * @returns {number} Returns the timer id. + * @example + * + * _.defer(function(text) { + * console.log(text); + * }, 'deferred'); + * // => Logs 'deferred' after one millisecond. + */ + var defer = baseRest(function(func, args) { + return baseDelay(func, 1, args); + }); + + /** + * Invokes `func` after `wait` milliseconds. Any additional arguments are + * provided to `func` when it's invoked. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to delay. + * @param {number} wait The number of milliseconds to delay invocation. + * @param {...*} [args] The arguments to invoke `func` with. + * @returns {number} Returns the timer id. + * @example + * + * _.delay(function(text) { + * console.log(text); + * }, 1000, 'later'); + * // => Logs 'later' after one second. + */ + var delay = baseRest(function(func, wait, args) { + return baseDelay(func, toNumber(wait) || 0, args); + }); + + /** + * Creates a function that invokes `func` with arguments reversed. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Function + * @param {Function} func The function to flip arguments for. + * @returns {Function} Returns the new flipped function. + * @example + * + * var flipped = _.flip(function() { + * return _.toArray(arguments); + * }); + * + * flipped('a', 'b', 'c', 'd'); + * // => ['d', 'c', 'b', 'a'] + */ + function flip(func) { + return createWrap(func, WRAP_FLIP_FLAG); + } + + /** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided, it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is used as the map cache key. The `func` + * is invoked with the `this` binding of the memoized function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the + * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) + * method interface of `clear`, `delete`, `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoized function. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * var other = { 'c': 3, 'd': 4 }; + * + * var values = _.memoize(_.values); + * values(object); + * // => [1, 2] + * + * values(other); + * // => [3, 4] + * + * object.a = 2; + * values(object); + * // => [1, 2] + * + * // Modify the result cache. + * values.cache.set(object, ['a', 'b']); + * values(object); + * // => ['a', 'b'] + * + * // Replace `_.memoize.Cache`. + * _.memoize.Cache = WeakMap; + */ + function memoize(func, resolver) { + if (typeof func != 'function' || (resolver != null && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result) || cache; + return result; + }; + memoized.cache = new (memoize.Cache || MapCache); + return memoized; + } + + // Expose `MapCache`. + memoize.Cache = MapCache; + + /** + * Creates a function that negates the result of the predicate `func`. The + * `func` predicate is invoked with the `this` binding and arguments of the + * created function. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {Function} predicate The predicate to negate. + * @returns {Function} Returns the new negated function. + * @example + * + * function isEven(n) { + * return n % 2 == 0; + * } + * + * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven)); + * // => [1, 3, 5] + */ + function negate(predicate) { + if (typeof predicate != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + return function() { + var args = arguments; + switch (args.length) { + case 0: return !predicate.call(this); + case 1: return !predicate.call(this, args[0]); + case 2: return !predicate.call(this, args[0], args[1]); + case 3: return !predicate.call(this, args[0], args[1], args[2]); + } + return !predicate.apply(this, args); + }; + } + + /** + * Creates a function that is restricted to invoking `func` once. Repeat calls + * to the function return the value of the first invocation. The `func` is + * invoked with the `this` binding and arguments of the created function. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * var initialize = _.once(createApplication); + * initialize(); + * initialize(); + * // => `createApplication` is invoked once + */ + function once(func) { + return before(2, func); + } + + /** + * Creates a function that invokes `func` with its arguments transformed. + * + * @static + * @since 4.0.0 + * @memberOf _ + * @category Function + * @param {Function} func The function to wrap. + * @param {...(Function|Function[])} [transforms=[_.identity]] + * The argument transforms. + * @returns {Function} Returns the new function. + * @example + * + * function doubled(n) { + * return n * 2; + * } + * + * function square(n) { + * return n * n; + * } + * + * var func = _.overArgs(function(x, y) { + * return [x, y]; + * }, [square, doubled]); + * + * func(9, 3); + * // => [81, 6] + * + * func(10, 5); + * // => [100, 10] + */ + var overArgs = castRest(function(func, transforms) { + transforms = (transforms.length == 1 && isArray(transforms[0])) + ? arrayMap(transforms[0], baseUnary(getIteratee())) + : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee())); + + var funcsLength = transforms.length; + return baseRest(function(args) { + var index = -1, + length = nativeMin(args.length, funcsLength); + + while (++index < length) { + args[index] = transforms[index].call(this, args[index]); + } + return apply(func, this, args); + }); + }); + + /** + * Creates a function that invokes `func` with `partials` prepended to the + * arguments it receives. This method is like `_.bind` except it does **not** + * alter the `this` binding. + * + * The `_.partial.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * **Note:** This method doesn't set the "length" property of partially + * applied functions. + * + * @static + * @memberOf _ + * @since 0.2.0 + * @category Function + * @param {Function} func The function to partially apply arguments to. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new partially applied function. + * @example + * + * function greet(greeting, name) { + * return greeting + ' ' + name; + * } + * + * var sayHelloTo = _.partial(greet, 'hello'); + * sayHelloTo('fred'); + * // => 'hello fred' + * + * // Partially applied with placeholders. + * var greetFred = _.partial(greet, _, 'fred'); + * greetFred('hi'); + * // => 'hi fred' + */ + var partial = baseRest(function(func, partials) { + var holders = replaceHolders(partials, getHolder(partial)); + return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders); + }); + + /** + * This method is like `_.partial` except that partially applied arguments + * are appended to the arguments it receives. + * + * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * **Note:** This method doesn't set the "length" property of partially + * applied functions. + * + * @static + * @memberOf _ + * @since 1.0.0 + * @category Function + * @param {Function} func The function to partially apply arguments to. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new partially applied function. + * @example + * + * function greet(greeting, name) { + * return greeting + ' ' + name; + * } + * + * var greetFred = _.partialRight(greet, 'fred'); + * greetFred('hi'); + * // => 'hi fred' + * + * // Partially applied with placeholders. + * var sayHelloTo = _.partialRight(greet, 'hello', _); + * sayHelloTo('fred'); + * // => 'hello fred' + */ + var partialRight = baseRest(function(func, partials) { + var holders = replaceHolders(partials, getHolder(partialRight)); + return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders); + }); + + /** + * Creates a function that invokes `func` with arguments arranged according + * to the specified `indexes` where the argument value at the first index is + * provided as the first argument, the argument value at the second index is + * provided as the second argument, and so on. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {Function} func The function to rearrange arguments for. + * @param {...(number|number[])} indexes The arranged argument indexes. + * @returns {Function} Returns the new function. + * @example + * + * var rearged = _.rearg(function(a, b, c) { + * return [a, b, c]; + * }, [2, 0, 1]); + * + * rearged('b', 'c', 'a') + * // => ['a', 'b', 'c'] + */ + var rearg = flatRest(function(func, indexes) { + return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes); + }); + + /** + * Creates a function that invokes `func` with the `this` binding of the + * created function and arguments from `start` and beyond provided as + * an array. + * + * **Note:** This method is based on the + * [rest parameter](https://mdn.io/rest_parameters). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Function + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + * @example + * + * var say = _.rest(function(what, names) { + * return what + ' ' + _.initial(names).join(', ') + + * (_.size(names) > 1 ? ', & ' : '') + _.last(names); + * }); + * + * say('hello', 'fred', 'barney', 'pebbles'); + * // => 'hello fred, barney, & pebbles' + */ + function rest(func, start) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + start = start === undefined ? start : toInteger(start); + return baseRest(func, start); + } + + /** + * Creates a function that invokes `func` with the `this` binding of the + * create function and an array of arguments much like + * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply). + * + * **Note:** This method is based on the + * [spread operator](https://mdn.io/spread_operator). + * + * @static + * @memberOf _ + * @since 3.2.0 + * @category Function + * @param {Function} func The function to spread arguments over. + * @param {number} [start=0] The start position of the spread. + * @returns {Function} Returns the new function. + * @example + * + * var say = _.spread(function(who, what) { + * return who + ' says ' + what; + * }); + * + * say(['fred', 'hello']); + * // => 'fred says hello' + * + * var numbers = Promise.all([ + * Promise.resolve(40), + * Promise.resolve(36) + * ]); + * + * numbers.then(_.spread(function(x, y) { + * return x + y; + * })); + * // => a Promise of 76 + */ + function spread(func, start) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + start = start == null ? 0 : nativeMax(toInteger(start), 0); + return baseRest(function(args) { + var array = args[start], + otherArgs = castSlice(args, 0, start); + + if (array) { + arrayPush(otherArgs, array); + } + return apply(func, this, otherArgs); + }); + } + + /** + * Creates a throttled function that only invokes `func` at most once per + * every `wait` milliseconds. The throttled function comes with a `cancel` + * method to cancel delayed `func` invocations and a `flush` method to + * immediately invoke them. Provide `options` to indicate whether `func` + * should be invoked on the leading and/or trailing edge of the `wait` + * timeout. The `func` is invoked with the last arguments provided to the + * throttled function. Subsequent calls to the throttled function return the + * result of the last `func` invocation. + * + * **Note:** If `leading` and `trailing` options are `true`, `func` is + * invoked on the trailing edge of the timeout only if the throttled function + * is invoked more than once during the `wait` timeout. + * + * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred + * until to the next tick, similar to `setTimeout` with a timeout of `0`. + * + * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/) + * for details over the differences between `_.throttle` and `_.debounce`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {Function} func The function to throttle. + * @param {number} [wait=0] The number of milliseconds to throttle invocations to. + * @param {Object} [options={}] The options object. + * @param {boolean} [options.leading=true] + * Specify invoking on the leading edge of the timeout. + * @param {boolean} [options.trailing=true] + * Specify invoking on the trailing edge of the timeout. + * @returns {Function} Returns the new throttled function. + * @example + * + * // Avoid excessively updating the position while scrolling. + * jQuery(window).on('scroll', _.throttle(updatePosition, 100)); + * + * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes. + * var throttled = _.throttle(renewToken, 300000, { 'trailing': false }); + * jQuery(element).on('click', throttled); + * + * // Cancel the trailing throttled invocation. + * jQuery(window).on('popstate', throttled.cancel); + */ + function throttle(func, wait, options) { + var leading = true, + trailing = true; + + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + if (isObject(options)) { + leading = 'leading' in options ? !!options.leading : leading; + trailing = 'trailing' in options ? !!options.trailing : trailing; + } + return debounce(func, wait, { + 'leading': leading, + 'maxWait': wait, + 'trailing': trailing + }); + } + + /** + * Creates a function that accepts up to one argument, ignoring any + * additional arguments. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Function + * @param {Function} func The function to cap arguments for. + * @returns {Function} Returns the new capped function. + * @example + * + * _.map(['6', '8', '10'], _.unary(parseInt)); + * // => [6, 8, 10] + */ + function unary(func) { + return ary(func, 1); + } + + /** + * Creates a function that provides `value` to `wrapper` as its first + * argument. Any additional arguments provided to the function are appended + * to those provided to the `wrapper`. The wrapper is invoked with the `this` + * binding of the created function. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Function + * @param {*} value The value to wrap. + * @param {Function} [wrapper=identity] The wrapper function. + * @returns {Function} Returns the new function. + * @example + * + * var p = _.wrap(_.escape, function(func, text) { + * return '

' + func(text) + '

'; + * }); + * + * p('fred, barney, & pebbles'); + * // => '

fred, barney, & pebbles

' + */ + function wrap(value, wrapper) { + return partial(castFunction(wrapper), value); + } + + /*------------------------------------------------------------------------*/ + + /** + * Casts `value` as an array if it's not one. + * + * @static + * @memberOf _ + * @since 4.4.0 + * @category Lang + * @param {*} value The value to inspect. + * @returns {Array} Returns the cast array. + * @example + * + * _.castArray(1); + * // => [1] + * + * _.castArray({ 'a': 1 }); + * // => [{ 'a': 1 }] + * + * _.castArray('abc'); + * // => ['abc'] + * + * _.castArray(null); + * // => [null] + * + * _.castArray(undefined); + * // => [undefined] + * + * _.castArray(); + * // => [] + * + * var array = [1, 2, 3]; + * console.log(_.castArray(array) === array); + * // => true + */ + function castArray() { + if (!arguments.length) { + return []; + } + var value = arguments[0]; + return isArray(value) ? value : [value]; + } + + /** + * Creates a shallow clone of `value`. + * + * **Note:** This method is loosely based on the + * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm) + * and supports cloning arrays, array buffers, booleans, date objects, maps, + * numbers, `Object` objects, regexes, sets, strings, symbols, and typed + * arrays. The own enumerable properties of `arguments` objects are cloned + * as plain objects. An empty object is returned for uncloneable values such + * as error objects, functions, DOM nodes, and WeakMaps. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to clone. + * @returns {*} Returns the cloned value. + * @see _.cloneDeep + * @example + * + * var objects = [{ 'a': 1 }, { 'b': 2 }]; + * + * var shallow = _.clone(objects); + * console.log(shallow[0] === objects[0]); + * // => true + */ + function clone(value) { + return baseClone(value, CLONE_SYMBOLS_FLAG); + } + + /** + * This method is like `_.clone` except that it accepts `customizer` which + * is invoked to produce the cloned value. If `customizer` returns `undefined`, + * cloning is handled by the method instead. The `customizer` is invoked with + * up to four arguments; (value [, index|key, object, stack]). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to clone. + * @param {Function} [customizer] The function to customize cloning. + * @returns {*} Returns the cloned value. + * @see _.cloneDeepWith + * @example + * + * function customizer(value) { + * if (_.isElement(value)) { + * return value.cloneNode(false); + * } + * } + * + * var el = _.cloneWith(document.body, customizer); + * + * console.log(el === document.body); + * // => false + * console.log(el.nodeName); + * // => 'BODY' + * console.log(el.childNodes.length); + * // => 0 + */ + function cloneWith(value, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return baseClone(value, CLONE_SYMBOLS_FLAG, customizer); + } + + /** + * This method is like `_.clone` except that it recursively clones `value`. + * + * @static + * @memberOf _ + * @since 1.0.0 + * @category Lang + * @param {*} value The value to recursively clone. + * @returns {*} Returns the deep cloned value. + * @see _.clone + * @example + * + * var objects = [{ 'a': 1 }, { 'b': 2 }]; + * + * var deep = _.cloneDeep(objects); + * console.log(deep[0] === objects[0]); + * // => false + */ + function cloneDeep(value) { + return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG); + } + + /** + * This method is like `_.cloneWith` except that it recursively clones `value`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to recursively clone. + * @param {Function} [customizer] The function to customize cloning. + * @returns {*} Returns the deep cloned value. + * @see _.cloneWith + * @example + * + * function customizer(value) { + * if (_.isElement(value)) { + * return value.cloneNode(true); + * } + * } + * + * var el = _.cloneDeepWith(document.body, customizer); + * + * console.log(el === document.body); + * // => false + * console.log(el.nodeName); + * // => 'BODY' + * console.log(el.childNodes.length); + * // => 20 + */ + function cloneDeepWith(value, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer); + } + + /** + * Checks if `object` conforms to `source` by invoking the predicate + * properties of `source` with the corresponding property values of `object`. + * + * **Note:** This method is equivalent to `_.conforms` when `source` is + * partially applied. + * + * @static + * @memberOf _ + * @since 4.14.0 + * @category Lang + * @param {Object} object The object to inspect. + * @param {Object} source The object of property predicates to conform to. + * @returns {boolean} Returns `true` if `object` conforms, else `false`. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * + * _.conformsTo(object, { 'b': function(n) { return n > 1; } }); + * // => true + * + * _.conformsTo(object, { 'b': function(n) { return n > 2; } }); + * // => false + */ + function conformsTo(object, source) { + return source == null || baseConformsTo(object, source, keys(source)); + } + + /** + * Performs a + * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) + * comparison between two values to determine if they are equivalent. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.eq(object, object); + * // => true + * + * _.eq(object, other); + * // => false + * + * _.eq('a', 'a'); + * // => true + * + * _.eq('a', Object('a')); + * // => false + * + * _.eq(NaN, NaN); + * // => true + */ + function eq(value, other) { + return value === other || (value !== value && other !== other); + } + + /** + * Checks if `value` is greater than `other`. + * + * @static + * @memberOf _ + * @since 3.9.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is greater than `other`, + * else `false`. + * @see _.lt + * @example + * + * _.gt(3, 1); + * // => true + * + * _.gt(3, 3); + * // => false + * + * _.gt(1, 3); + * // => false + */ + var gt = createRelationalOperation(baseGt); + + /** + * Checks if `value` is greater than or equal to `other`. + * + * @static + * @memberOf _ + * @since 3.9.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is greater than or equal to + * `other`, else `false`. + * @see _.lte + * @example + * + * _.gte(3, 1); + * // => true + * + * _.gte(3, 3); + * // => true + * + * _.gte(1, 3); + * // => false + */ + var gte = createRelationalOperation(function(value, other) { + return value >= other; + }); + + /** + * Checks if `value` is likely an `arguments` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an `arguments` object, + * else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ + var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) { + return isObjectLike(value) && hasOwnProperty.call(value, 'callee') && + !propertyIsEnumerable.call(value, 'callee'); + }; + + /** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(document.body.children); + * // => false + * + * _.isArray('abc'); + * // => false + * + * _.isArray(_.noop); + * // => false + */ + var isArray = Array.isArray; + + /** + * Checks if `value` is classified as an `ArrayBuffer` object. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`. + * @example + * + * _.isArrayBuffer(new ArrayBuffer(2)); + * // => true + * + * _.isArrayBuffer(new Array(2)); + * // => false + */ + var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer; + + /** + * Checks if `value` is array-like. A value is considered array-like if it's + * not a function and has a `value.length` that's an integer greater than or + * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + * @example + * + * _.isArrayLike([1, 2, 3]); + * // => true + * + * _.isArrayLike(document.body.children); + * // => true + * + * _.isArrayLike('abc'); + * // => true + * + * _.isArrayLike(_.noop); + * // => false + */ + function isArrayLike(value) { + return value != null && isLength(value.length) && !isFunction(value); + } + + /** + * This method is like `_.isArrayLike` except that it also checks if `value` + * is an object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an array-like object, + * else `false`. + * @example + * + * _.isArrayLikeObject([1, 2, 3]); + * // => true + * + * _.isArrayLikeObject(document.body.children); + * // => true + * + * _.isArrayLikeObject('abc'); + * // => false + * + * _.isArrayLikeObject(_.noop); + * // => false + */ + function isArrayLikeObject(value) { + return isObjectLike(value) && isArrayLike(value); + } + + /** + * Checks if `value` is classified as a boolean primitive or object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a boolean, else `false`. + * @example + * + * _.isBoolean(false); + * // => true + * + * _.isBoolean(null); + * // => false + */ + function isBoolean(value) { + return value === true || value === false || + (isObjectLike(value) && baseGetTag(value) == boolTag); + } + + /** + * Checks if `value` is a buffer. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. + * @example + * + * _.isBuffer(new Buffer(2)); + * // => true + * + * _.isBuffer(new Uint8Array(2)); + * // => false + */ + var isBuffer = nativeIsBuffer || stubFalse; + + /** + * Checks if `value` is classified as a `Date` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a date object, else `false`. + * @example + * + * _.isDate(new Date); + * // => true + * + * _.isDate('Mon April 23 2012'); + * // => false + */ + var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate; + + /** + * Checks if `value` is likely a DOM element. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`. + * @example + * + * _.isElement(document.body); + * // => true + * + * _.isElement(''); + * // => false + */ + function isElement(value) { + return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value); + } + + /** + * Checks if `value` is an empty object, collection, map, or set. + * + * Objects are considered empty if they have no own enumerable string keyed + * properties. + * + * Array-like values such as `arguments` objects, arrays, buffers, strings, or + * jQuery-like collections are considered empty if they have a `length` of `0`. + * Similarly, maps and sets are considered empty if they have a `size` of `0`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is empty, else `false`. + * @example + * + * _.isEmpty(null); + * // => true + * + * _.isEmpty(true); + * // => true + * + * _.isEmpty(1); + * // => true + * + * _.isEmpty([1, 2, 3]); + * // => false + * + * _.isEmpty({ 'a': 1 }); + * // => false + */ + function isEmpty(value) { + if (value == null) { + return true; + } + if (isArrayLike(value) && + (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' || + isBuffer(value) || isTypedArray(value) || isArguments(value))) { + return !value.length; + } + var tag = getTag(value); + if (tag == mapTag || tag == setTag) { + return !value.size; + } + if (isPrototype(value)) { + return !baseKeys(value).length; + } + for (var key in value) { + if (hasOwnProperty.call(value, key)) { + return false; + } + } + return true; + } + + /** + * Performs a deep comparison between two values to determine if they are + * equivalent. + * + * **Note:** This method supports comparing arrays, array buffers, booleans, + * date objects, error objects, maps, numbers, `Object` objects, regexes, + * sets, strings, symbols, and typed arrays. `Object` objects are compared + * by their own, not inherited, enumerable properties. Functions and DOM + * nodes are compared by strict equality, i.e. `===`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'a': 1 }; + * var other = { 'a': 1 }; + * + * _.isEqual(object, other); + * // => true + * + * object === other; + * // => false + */ + function isEqual(value, other) { + return baseIsEqual(value, other); + } + + /** + * This method is like `_.isEqual` except that it accepts `customizer` which + * is invoked to compare values. If `customizer` returns `undefined`, comparisons + * are handled by the method instead. The `customizer` is invoked with up to + * six arguments: (objValue, othValue [, index|key, object, other, stack]). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * function isGreeting(value) { + * return /^h(?:i|ello)$/.test(value); + * } + * + * function customizer(objValue, othValue) { + * if (isGreeting(objValue) && isGreeting(othValue)) { + * return true; + * } + * } + * + * var array = ['hello', 'goodbye']; + * var other = ['hi', 'goodbye']; + * + * _.isEqualWith(array, other, customizer); + * // => true + */ + function isEqualWith(value, other, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + var result = customizer ? customizer(value, other) : undefined; + return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result; + } + + /** + * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`, + * `SyntaxError`, `TypeError`, or `URIError` object. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an error object, else `false`. + * @example + * + * _.isError(new Error); + * // => true + * + * _.isError(Error); + * // => false + */ + function isError(value) { + if (!isObjectLike(value)) { + return false; + } + var tag = baseGetTag(value); + return tag == errorTag || tag == domExcTag || + (typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value)); + } + + /** + * Checks if `value` is a finite primitive number. + * + * **Note:** This method is based on + * [`Number.isFinite`](https://mdn.io/Number/isFinite). + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a finite number, else `false`. + * @example + * + * _.isFinite(3); + * // => true + * + * _.isFinite(Number.MIN_VALUE); + * // => true + * + * _.isFinite(Infinity); + * // => false + * + * _.isFinite('3'); + * // => false + */ + function isFinite(value) { + return typeof value == 'number' && nativeIsFinite(value); + } + + /** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a function, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ + function isFunction(value) { + if (!isObject(value)) { + return false; + } + // The use of `Object#toString` avoids issues with the `typeof` operator + // in Safari 9 which returns 'object' for typed arrays and other constructors. + var tag = baseGetTag(value); + return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag; + } + + /** + * Checks if `value` is an integer. + * + * **Note:** This method is based on + * [`Number.isInteger`](https://mdn.io/Number/isInteger). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an integer, else `false`. + * @example + * + * _.isInteger(3); + * // => true + * + * _.isInteger(Number.MIN_VALUE); + * // => false + * + * _.isInteger(Infinity); + * // => false + * + * _.isInteger('3'); + * // => false + */ + function isInteger(value) { + return typeof value == 'number' && value == toInteger(value); + } + + /** + * Checks if `value` is a valid array-like length. + * + * **Note:** This method is loosely based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. + * @example + * + * _.isLength(3); + * // => true + * + * _.isLength(Number.MIN_VALUE); + * // => false + * + * _.isLength(Infinity); + * // => false + * + * _.isLength('3'); + * // => false + */ + function isLength(value) { + return typeof value == 'number' && + value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; + } + + /** + * Checks if `value` is the + * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) + * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(_.noop); + * // => true + * + * _.isObject(null); + * // => false + */ + function isObject(value) { + var type = typeof value; + return value != null && (type == 'object' || type == 'function'); + } + + /** + * Checks if `value` is object-like. A value is object-like if it's not `null` + * and has a `typeof` result of "object". + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + * @example + * + * _.isObjectLike({}); + * // => true + * + * _.isObjectLike([1, 2, 3]); + * // => true + * + * _.isObjectLike(_.noop); + * // => false + * + * _.isObjectLike(null); + * // => false + */ + function isObjectLike(value) { + return value != null && typeof value == 'object'; + } + + /** + * Checks if `value` is classified as a `Map` object. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a map, else `false`. + * @example + * + * _.isMap(new Map); + * // => true + * + * _.isMap(new WeakMap); + * // => false + */ + var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap; + + /** + * Performs a partial deep comparison between `object` and `source` to + * determine if `object` contains equivalent property values. + * + * **Note:** This method is equivalent to `_.matches` when `source` is + * partially applied. + * + * Partial comparisons will match empty array and empty object `source` + * values against any array or object value, respectively. See `_.isEqual` + * for a list of supported value comparisons. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + * @example + * + * var object = { 'a': 1, 'b': 2 }; + * + * _.isMatch(object, { 'b': 2 }); + * // => true + * + * _.isMatch(object, { 'b': 1 }); + * // => false + */ + function isMatch(object, source) { + return object === source || baseIsMatch(object, source, getMatchData(source)); + } + + /** + * This method is like `_.isMatch` except that it accepts `customizer` which + * is invoked to compare values. If `customizer` returns `undefined`, comparisons + * are handled by the method instead. The `customizer` is invoked with five + * arguments: (objValue, srcValue, index|key, object, source). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Function} [customizer] The function to customize comparisons. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + * @example + * + * function isGreeting(value) { + * return /^h(?:i|ello)$/.test(value); + * } + * + * function customizer(objValue, srcValue) { + * if (isGreeting(objValue) && isGreeting(srcValue)) { + * return true; + * } + * } + * + * var object = { 'greeting': 'hello' }; + * var source = { 'greeting': 'hi' }; + * + * _.isMatchWith(object, source, customizer); + * // => true + */ + function isMatchWith(object, source, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return baseIsMatch(object, source, getMatchData(source), customizer); + } + + /** + * Checks if `value` is `NaN`. + * + * **Note:** This method is based on + * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as + * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for + * `undefined` and other non-number values. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + * @example + * + * _.isNaN(NaN); + * // => true + * + * _.isNaN(new Number(NaN)); + * // => true + * + * isNaN(undefined); + * // => true + * + * _.isNaN(undefined); + * // => false + */ + function isNaN(value) { + // An `NaN` primitive is the only value that is not equal to itself. + // Perform the `toStringTag` check first to avoid errors with some + // ActiveX objects in IE. + return isNumber(value) && value != +value; + } + + /** + * Checks if `value` is a pristine native function. + * + * **Note:** This method can't reliably detect native functions in the presence + * of the core-js package because core-js circumvents this kind of detection. + * Despite multiple requests, the core-js maintainer has made it clear: any + * attempt to fix the detection will be obstructed. As a result, we're left + * with little choice but to throw an error. Unfortunately, this also affects + * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill), + * which rely on core-js. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, + * else `false`. + * @example + * + * _.isNative(Array.prototype.push); + * // => true + * + * _.isNative(_); + * // => false + */ + function isNative(value) { + if (isMaskable(value)) { + throw new Error(CORE_ERROR_TEXT); + } + return baseIsNative(value); + } + + /** + * Checks if `value` is `null`. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `null`, else `false`. + * @example + * + * _.isNull(null); + * // => true + * + * _.isNull(void 0); + * // => false + */ + function isNull(value) { + return value === null; + } + + /** + * Checks if `value` is `null` or `undefined`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is nullish, else `false`. + * @example + * + * _.isNil(null); + * // => true + * + * _.isNil(void 0); + * // => true + * + * _.isNil(NaN); + * // => false + */ + function isNil(value) { + return value == null; + } + + /** + * Checks if `value` is classified as a `Number` primitive or object. + * + * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are + * classified as numbers, use the `_.isFinite` method. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a number, else `false`. + * @example + * + * _.isNumber(3); + * // => true + * + * _.isNumber(Number.MIN_VALUE); + * // => true + * + * _.isNumber(Infinity); + * // => true + * + * _.isNumber('3'); + * // => false + */ + function isNumber(value) { + return typeof value == 'number' || + (isObjectLike(value) && baseGetTag(value) == numberTag); + } + + /** + * Checks if `value` is a plain object, that is, an object created by the + * `Object` constructor or one with a `[[Prototype]]` of `null`. + * + * @static + * @memberOf _ + * @since 0.8.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. + * @example + * + * function Foo() { + * this.a = 1; + * } + * + * _.isPlainObject(new Foo); + * // => false + * + * _.isPlainObject([1, 2, 3]); + * // => false + * + * _.isPlainObject({ 'x': 0, 'y': 0 }); + * // => true + * + * _.isPlainObject(Object.create(null)); + * // => true + */ + function isPlainObject(value) { + if (!isObjectLike(value) || baseGetTag(value) != objectTag) { + return false; + } + var proto = getPrototype(value); + if (proto === null) { + return true; + } + var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor; + return typeof Ctor == 'function' && Ctor instanceof Ctor && + funcToString.call(Ctor) == objectCtorString; + } + + /** + * Checks if `value` is classified as a `RegExp` object. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a regexp, else `false`. + * @example + * + * _.isRegExp(/abc/); + * // => true + * + * _.isRegExp('/abc/'); + * // => false + */ + var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp; + + /** + * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754 + * double precision number which isn't the result of a rounded unsafe integer. + * + * **Note:** This method is based on + * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`. + * @example + * + * _.isSafeInteger(3); + * // => true + * + * _.isSafeInteger(Number.MIN_VALUE); + * // => false + * + * _.isSafeInteger(Infinity); + * // => false + * + * _.isSafeInteger('3'); + * // => false + */ + function isSafeInteger(value) { + return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER; + } + + /** + * Checks if `value` is classified as a `Set` object. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a set, else `false`. + * @example + * + * _.isSet(new Set); + * // => true + * + * _.isSet(new WeakSet); + * // => false + */ + var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet; + + /** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a string, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ + function isString(value) { + return typeof value == 'string' || + (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag); + } + + /** + * Checks if `value` is classified as a `Symbol` primitive or object. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. + * @example + * + * _.isSymbol(Symbol.iterator); + * // => true + * + * _.isSymbol('abc'); + * // => false + */ + function isSymbol(value) { + return typeof value == 'symbol' || + (isObjectLike(value) && baseGetTag(value) == symbolTag); + } + + /** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ + var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray; + + /** + * Checks if `value` is `undefined`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`. + * @example + * + * _.isUndefined(void 0); + * // => true + * + * _.isUndefined(null); + * // => false + */ + function isUndefined(value) { + return value === undefined; + } + + /** + * Checks if `value` is classified as a `WeakMap` object. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a weak map, else `false`. + * @example + * + * _.isWeakMap(new WeakMap); + * // => true + * + * _.isWeakMap(new Map); + * // => false + */ + function isWeakMap(value) { + return isObjectLike(value) && getTag(value) == weakMapTag; + } + + /** + * Checks if `value` is classified as a `WeakSet` object. + * + * @static + * @memberOf _ + * @since 4.3.0 + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a weak set, else `false`. + * @example + * + * _.isWeakSet(new WeakSet); + * // => true + * + * _.isWeakSet(new Set); + * // => false + */ + function isWeakSet(value) { + return isObjectLike(value) && baseGetTag(value) == weakSetTag; + } + + /** + * Checks if `value` is less than `other`. + * + * @static + * @memberOf _ + * @since 3.9.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is less than `other`, + * else `false`. + * @see _.gt + * @example + * + * _.lt(1, 3); + * // => true + * + * _.lt(3, 3); + * // => false + * + * _.lt(3, 1); + * // => false + */ + var lt = createRelationalOperation(baseLt); + + /** + * Checks if `value` is less than or equal to `other`. + * + * @static + * @memberOf _ + * @since 3.9.0 + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is less than or equal to + * `other`, else `false`. + * @see _.gte + * @example + * + * _.lte(1, 3); + * // => true + * + * _.lte(3, 3); + * // => true + * + * _.lte(3, 1); + * // => false + */ + var lte = createRelationalOperation(function(value, other) { + return value <= other; + }); + + /** + * Converts `value` to an array. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Lang + * @param {*} value The value to convert. + * @returns {Array} Returns the converted array. + * @example + * + * _.toArray({ 'a': 1, 'b': 2 }); + * // => [1, 2] + * + * _.toArray('abc'); + * // => ['a', 'b', 'c'] + * + * _.toArray(1); + * // => [] + * + * _.toArray(null); + * // => [] + */ + function toArray(value) { + if (!value) { + return []; + } + if (isArrayLike(value)) { + return isString(value) ? stringToArray(value) : copyArray(value); + } + if (symIterator && value[symIterator]) { + return iteratorToArray(value[symIterator]()); + } + var tag = getTag(value), + func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values); + + return func(value); + } + + /** + * Converts `value` to a finite number. + * + * @static + * @memberOf _ + * @since 4.12.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {number} Returns the converted number. + * @example + * + * _.toFinite(3.2); + * // => 3.2 + * + * _.toFinite(Number.MIN_VALUE); + * // => 5e-324 + * + * _.toFinite(Infinity); + * // => 1.7976931348623157e+308 + * + * _.toFinite('3.2'); + * // => 3.2 + */ + function toFinite(value) { + if (!value) { + return value === 0 ? value : 0; + } + value = toNumber(value); + if (value === INFINITY || value === -INFINITY) { + var sign = (value < 0 ? -1 : 1); + return sign * MAX_INTEGER; + } + return value === value ? value : 0; + } + + /** + * Converts `value` to an integer. + * + * **Note:** This method is loosely based on + * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {number} Returns the converted integer. + * @example + * + * _.toInteger(3.2); + * // => 3 + * + * _.toInteger(Number.MIN_VALUE); + * // => 0 + * + * _.toInteger(Infinity); + * // => 1.7976931348623157e+308 + * + * _.toInteger('3.2'); + * // => 3 + */ + function toInteger(value) { + var result = toFinite(value), + remainder = result % 1; + + return result === result ? (remainder ? result - remainder : result) : 0; + } + + /** + * Converts `value` to an integer suitable for use as the length of an + * array-like object. + * + * **Note:** This method is based on + * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {number} Returns the converted integer. + * @example + * + * _.toLength(3.2); + * // => 3 + * + * _.toLength(Number.MIN_VALUE); + * // => 0 + * + * _.toLength(Infinity); + * // => 4294967295 + * + * _.toLength('3.2'); + * // => 3 + */ + function toLength(value) { + return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0; + } + + /** + * Converts `value` to a number. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to process. + * @returns {number} Returns the number. + * @example + * + * _.toNumber(3.2); + * // => 3.2 + * + * _.toNumber(Number.MIN_VALUE); + * // => 5e-324 + * + * _.toNumber(Infinity); + * // => Infinity + * + * _.toNumber('3.2'); + * // => 3.2 + */ + function toNumber(value) { + if (typeof value == 'number') { + return value; + } + if (isSymbol(value)) { + return NAN; + } + if (isObject(value)) { + var other = typeof value.valueOf == 'function' ? value.valueOf() : value; + value = isObject(other) ? (other + '') : other; + } + if (typeof value != 'string') { + return value === 0 ? value : +value; + } + value = value.replace(reTrim, ''); + var isBinary = reIsBinary.test(value); + return (isBinary || reIsOctal.test(value)) + ? freeParseInt(value.slice(2), isBinary ? 2 : 8) + : (reIsBadHex.test(value) ? NAN : +value); + } + + /** + * Converts `value` to a plain object flattening inherited enumerable string + * keyed properties of `value` to own properties of the plain object. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {Object} Returns the converted plain object. + * @example + * + * function Foo() { + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.assign({ 'a': 1 }, new Foo); + * // => { 'a': 1, 'b': 2 } + * + * _.assign({ 'a': 1 }, _.toPlainObject(new Foo)); + * // => { 'a': 1, 'b': 2, 'c': 3 } + */ + function toPlainObject(value) { + return copyObject(value, keysIn(value)); + } + + /** + * Converts `value` to a safe integer. A safe integer can be compared and + * represented correctly. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {number} Returns the converted integer. + * @example + * + * _.toSafeInteger(3.2); + * // => 3 + * + * _.toSafeInteger(Number.MIN_VALUE); + * // => 0 + * + * _.toSafeInteger(Infinity); + * // => 9007199254740991 + * + * _.toSafeInteger('3.2'); + * // => 3 + */ + function toSafeInteger(value) { + return value + ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER) + : (value === 0 ? value : 0); + } + + /** + * Converts `value` to a string. An empty string is returned for `null` + * and `undefined` values. The sign of `-0` is preserved. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {string} Returns the converted string. + * @example + * + * _.toString(null); + * // => '' + * + * _.toString(-0); + * // => '-0' + * + * _.toString([1, 2, 3]); + * // => '1,2,3' + */ + function toString(value) { + return value == null ? '' : baseToString(value); + } + + /*------------------------------------------------------------------------*/ + + /** + * Assigns own enumerable string keyed properties of source objects to the + * destination object. Source objects are applied from left to right. + * Subsequent sources overwrite property assignments of previous sources. + * + * **Note:** This method mutates `object` and is loosely based on + * [`Object.assign`](https://mdn.io/Object/assign). + * + * @static + * @memberOf _ + * @since 0.10.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.assignIn + * @example + * + * function Foo() { + * this.a = 1; + * } + * + * function Bar() { + * this.c = 3; + * } + * + * Foo.prototype.b = 2; + * Bar.prototype.d = 4; + * + * _.assign({ 'a': 0 }, new Foo, new Bar); + * // => { 'a': 1, 'c': 3 } + */ + var assign = createAssigner(function(object, source) { + if (isPrototype(source) || isArrayLike(source)) { + copyObject(source, keys(source), object); + return; + } + for (var key in source) { + if (hasOwnProperty.call(source, key)) { + assignValue(object, key, source[key]); + } + } + }); + + /** + * This method is like `_.assign` except that it iterates over own and + * inherited source properties. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @alias extend + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.assign + * @example + * + * function Foo() { + * this.a = 1; + * } + * + * function Bar() { + * this.c = 3; + * } + * + * Foo.prototype.b = 2; + * Bar.prototype.d = 4; + * + * _.assignIn({ 'a': 0 }, new Foo, new Bar); + * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 } + */ + var assignIn = createAssigner(function(object, source) { + copyObject(source, keysIn(source), object); + }); + + /** + * This method is like `_.assignIn` except that it accepts `customizer` + * which is invoked to produce the assigned values. If `customizer` returns + * `undefined`, assignment is handled by the method instead. The `customizer` + * is invoked with five arguments: (objValue, srcValue, key, object, source). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @alias extendWith + * @category Object + * @param {Object} object The destination object. + * @param {...Object} sources The source objects. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @see _.assignWith + * @example + * + * function customizer(objValue, srcValue) { + * return _.isUndefined(objValue) ? srcValue : objValue; + * } + * + * var defaults = _.partialRight(_.assignInWith, customizer); + * + * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); + * // => { 'a': 1, 'b': 2 } + */ + var assignInWith = createAssigner(function(object, source, srcIndex, customizer) { + copyObject(source, keysIn(source), object, customizer); + }); + + /** + * This method is like `_.assign` except that it accepts `customizer` + * which is invoked to produce the assigned values. If `customizer` returns + * `undefined`, assignment is handled by the method instead. The `customizer` + * is invoked with five arguments: (objValue, srcValue, key, object, source). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} sources The source objects. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @see _.assignInWith + * @example + * + * function customizer(objValue, srcValue) { + * return _.isUndefined(objValue) ? srcValue : objValue; + * } + * + * var defaults = _.partialRight(_.assignWith, customizer); + * + * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); + * // => { 'a': 1, 'b': 2 } + */ + var assignWith = createAssigner(function(object, source, srcIndex, customizer) { + copyObject(source, keys(source), object, customizer); + }); + + /** + * Creates an array of values corresponding to `paths` of `object`. + * + * @static + * @memberOf _ + * @since 1.0.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {...(string|string[])} [paths] The property paths to pick. + * @returns {Array} Returns the picked values. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] }; + * + * _.at(object, ['a[0].b.c', 'a[1]']); + * // => [3, 4] + */ + var at = flatRest(baseAt); + + /** + * Creates an object that inherits from the `prototype` object. If a + * `properties` object is given, its own enumerable string keyed properties + * are assigned to the created object. + * + * @static + * @memberOf _ + * @since 2.3.0 + * @category Object + * @param {Object} prototype The object to inherit from. + * @param {Object} [properties] The properties to assign to the object. + * @returns {Object} Returns the new object. + * @example + * + * function Shape() { + * this.x = 0; + * this.y = 0; + * } + * + * function Circle() { + * Shape.call(this); + * } + * + * Circle.prototype = _.create(Shape.prototype, { + * 'constructor': Circle + * }); + * + * var circle = new Circle; + * circle instanceof Circle; + * // => true + * + * circle instanceof Shape; + * // => true + */ + function create(prototype, properties) { + var result = baseCreate(prototype); + return properties == null ? result : baseAssign(result, properties); + } + + /** + * Assigns own and inherited enumerable string keyed properties of source + * objects to the destination object for all destination properties that + * resolve to `undefined`. Source objects are applied from left to right. + * Once a property is set, additional values of the same property are ignored. + * + * **Note:** This method mutates `object`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.defaultsDeep + * @example + * + * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); + * // => { 'a': 1, 'b': 2 } + */ + var defaults = baseRest(function(object, sources) { + object = Object(object); + + var index = -1; + var length = sources.length; + var guard = length > 2 ? sources[2] : undefined; + + if (guard && isIterateeCall(sources[0], sources[1], guard)) { + length = 1; + } + + while (++index < length) { + var source = sources[index]; + var props = keysIn(source); + var propsIndex = -1; + var propsLength = props.length; + + while (++propsIndex < propsLength) { + var key = props[propsIndex]; + var value = object[key]; + + if (value === undefined || + (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) { + object[key] = source[key]; + } + } + } + + return object; + }); + + /** + * This method is like `_.defaults` except that it recursively assigns + * default properties. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 3.10.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.defaults + * @example + * + * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } }); + * // => { 'a': { 'b': 2, 'c': 3 } } + */ + var defaultsDeep = baseRest(function(args) { + args.push(undefined, customDefaultsMerge); + return apply(mergeWith, undefined, args); + }); + + /** + * This method is like `_.find` except that it returns the key of the first + * element `predicate` returns truthy for instead of the element itself. + * + * @static + * @memberOf _ + * @since 1.1.0 + * @category Object + * @param {Object} object The object to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {string|undefined} Returns the key of the matched element, + * else `undefined`. + * @example + * + * var users = { + * 'barney': { 'age': 36, 'active': true }, + * 'fred': { 'age': 40, 'active': false }, + * 'pebbles': { 'age': 1, 'active': true } + * }; + * + * _.findKey(users, function(o) { return o.age < 40; }); + * // => 'barney' (iteration order is not guaranteed) + * + * // The `_.matches` iteratee shorthand. + * _.findKey(users, { 'age': 1, 'active': true }); + * // => 'pebbles' + * + * // The `_.matchesProperty` iteratee shorthand. + * _.findKey(users, ['active', false]); + * // => 'fred' + * + * // The `_.property` iteratee shorthand. + * _.findKey(users, 'active'); + * // => 'barney' + */ + function findKey(object, predicate) { + return baseFindKey(object, getIteratee(predicate, 3), baseForOwn); + } + + /** + * This method is like `_.findKey` except that it iterates over elements of + * a collection in the opposite order. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Object + * @param {Object} object The object to inspect. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {string|undefined} Returns the key of the matched element, + * else `undefined`. + * @example + * + * var users = { + * 'barney': { 'age': 36, 'active': true }, + * 'fred': { 'age': 40, 'active': false }, + * 'pebbles': { 'age': 1, 'active': true } + * }; + * + * _.findLastKey(users, function(o) { return o.age < 40; }); + * // => returns 'pebbles' assuming `_.findKey` returns 'barney' + * + * // The `_.matches` iteratee shorthand. + * _.findLastKey(users, { 'age': 36, 'active': true }); + * // => 'barney' + * + * // The `_.matchesProperty` iteratee shorthand. + * _.findLastKey(users, ['active', false]); + * // => 'fred' + * + * // The `_.property` iteratee shorthand. + * _.findLastKey(users, 'active'); + * // => 'pebbles' + */ + function findLastKey(object, predicate) { + return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight); + } + + /** + * Iterates over own and inherited enumerable string keyed properties of an + * object and invokes `iteratee` for each property. The iteratee is invoked + * with three arguments: (value, key, object). Iteratee functions may exit + * iteration early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @since 0.3.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns `object`. + * @see _.forInRight + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forIn(new Foo, function(value, key) { + * console.log(key); + * }); + * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed). + */ + function forIn(object, iteratee) { + return object == null + ? object + : baseFor(object, getIteratee(iteratee, 3), keysIn); + } + + /** + * This method is like `_.forIn` except that it iterates over properties of + * `object` in the opposite order. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns `object`. + * @see _.forIn + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forInRight(new Foo, function(value, key) { + * console.log(key); + * }); + * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'. + */ + function forInRight(object, iteratee) { + return object == null + ? object + : baseForRight(object, getIteratee(iteratee, 3), keysIn); + } + + /** + * Iterates over own enumerable string keyed properties of an object and + * invokes `iteratee` for each property. The iteratee is invoked with three + * arguments: (value, key, object). Iteratee functions may exit iteration + * early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @since 0.3.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns `object`. + * @see _.forOwnRight + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forOwn(new Foo, function(value, key) { + * console.log(key); + * }); + * // => Logs 'a' then 'b' (iteration order is not guaranteed). + */ + function forOwn(object, iteratee) { + return object && baseForOwn(object, getIteratee(iteratee, 3)); + } + + /** + * This method is like `_.forOwn` except that it iterates over properties of + * `object` in the opposite order. + * + * @static + * @memberOf _ + * @since 2.0.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns `object`. + * @see _.forOwn + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forOwnRight(new Foo, function(value, key) { + * console.log(key); + * }); + * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'. + */ + function forOwnRight(object, iteratee) { + return object && baseForOwnRight(object, getIteratee(iteratee, 3)); + } + + /** + * Creates an array of function property names from own enumerable properties + * of `object`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to inspect. + * @returns {Array} Returns the function names. + * @see _.functionsIn + * @example + * + * function Foo() { + * this.a = _.constant('a'); + * this.b = _.constant('b'); + * } + * + * Foo.prototype.c = _.constant('c'); + * + * _.functions(new Foo); + * // => ['a', 'b'] + */ + function functions(object) { + return object == null ? [] : baseFunctions(object, keys(object)); + } + + /** + * Creates an array of function property names from own and inherited + * enumerable properties of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to inspect. + * @returns {Array} Returns the function names. + * @see _.functions + * @example + * + * function Foo() { + * this.a = _.constant('a'); + * this.b = _.constant('b'); + * } + * + * Foo.prototype.c = _.constant('c'); + * + * _.functionsIn(new Foo); + * // => ['a', 'b', 'c'] + */ + function functionsIn(object) { + return object == null ? [] : baseFunctions(object, keysIn(object)); + } + + /** + * Gets the value at `path` of `object`. If the resolved value is + * `undefined`, the `defaultValue` is returned in its place. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ + function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, path); + return result === undefined ? defaultValue : result; + } + + /** + * Checks if `path` is a direct property of `object`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = { 'a': { 'b': 2 } }; + * var other = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.has(object, 'a'); + * // => true + * + * _.has(object, 'a.b'); + * // => true + * + * _.has(object, ['a', 'b']); + * // => true + * + * _.has(other, 'a'); + * // => false + */ + function has(object, path) { + return object != null && hasPath(object, path, baseHas); + } + + /** + * Checks if `path` is a direct or inherited property of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` exists, else `false`. + * @example + * + * var object = _.create({ 'a': _.create({ 'b': 2 }) }); + * + * _.hasIn(object, 'a'); + * // => true + * + * _.hasIn(object, 'a.b'); + * // => true + * + * _.hasIn(object, ['a', 'b']); + * // => true + * + * _.hasIn(object, 'b'); + * // => false + */ + function hasIn(object, path) { + return object != null && hasPath(object, path, baseHasIn); + } + + /** + * Creates an object composed of the inverted keys and values of `object`. + * If `object` contains duplicate values, subsequent values overwrite + * property assignments of previous values. + * + * @static + * @memberOf _ + * @since 0.7.0 + * @category Object + * @param {Object} object The object to invert. + * @returns {Object} Returns the new inverted object. + * @example + * + * var object = { 'a': 1, 'b': 2, 'c': 1 }; + * + * _.invert(object); + * // => { '1': 'c', '2': 'b' } + */ + var invert = createInverter(function(result, value, key) { + if (value != null && + typeof value.toString != 'function') { + value = nativeObjectToString.call(value); + } + + result[value] = key; + }, constant(identity)); + + /** + * This method is like `_.invert` except that the inverted object is generated + * from the results of running each element of `object` thru `iteratee`. The + * corresponding inverted value of each inverted key is an array of keys + * responsible for generating the inverted value. The iteratee is invoked + * with one argument: (value). + * + * @static + * @memberOf _ + * @since 4.1.0 + * @category Object + * @param {Object} object The object to invert. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {Object} Returns the new inverted object. + * @example + * + * var object = { 'a': 1, 'b': 2, 'c': 1 }; + * + * _.invertBy(object); + * // => { '1': ['a', 'c'], '2': ['b'] } + * + * _.invertBy(object, function(value) { + * return 'group' + value; + * }); + * // => { 'group1': ['a', 'c'], 'group2': ['b'] } + */ + var invertBy = createInverter(function(result, value, key) { + if (value != null && + typeof value.toString != 'function') { + value = nativeObjectToString.call(value); + } + + if (hasOwnProperty.call(result, value)) { + result[value].push(key); + } else { + result[value] = [key]; + } + }, getIteratee); + + /** + * Invokes the method at `path` of `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the method to invoke. + * @param {...*} [args] The arguments to invoke the method with. + * @returns {*} Returns the result of the invoked method. + * @example + * + * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] }; + * + * _.invoke(object, 'a[0].b.c.slice', 1, 3); + * // => [2, 3] + */ + var invoke = baseRest(baseInvoke); + + /** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) + * for more details. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ + function keys(object) { + return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object); + } + + /** + * Creates an array of the own and inherited enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keysIn(new Foo); + * // => ['a', 'b', 'c'] (iteration order is not guaranteed) + */ + function keysIn(object) { + return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object); + } + + /** + * The opposite of `_.mapValues`; this method creates an object with the + * same values as `object` and keys generated by running each own enumerable + * string keyed property of `object` thru `iteratee`. The iteratee is invoked + * with three arguments: (value, key, object). + * + * @static + * @memberOf _ + * @since 3.8.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns the new mapped object. + * @see _.mapValues + * @example + * + * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) { + * return key + value; + * }); + * // => { 'a1': 1, 'b2': 2 } + */ + function mapKeys(object, iteratee) { + var result = {}; + iteratee = getIteratee(iteratee, 3); + + baseForOwn(object, function(value, key, object) { + baseAssignValue(result, iteratee(value, key, object), value); + }); + return result; + } + + /** + * Creates an object with the same keys as `object` and values generated + * by running each own enumerable string keyed property of `object` thru + * `iteratee`. The iteratee is invoked with three arguments: + * (value, key, object). + * + * @static + * @memberOf _ + * @since 2.4.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @returns {Object} Returns the new mapped object. + * @see _.mapKeys + * @example + * + * var users = { + * 'fred': { 'user': 'fred', 'age': 40 }, + * 'pebbles': { 'user': 'pebbles', 'age': 1 } + * }; + * + * _.mapValues(users, function(o) { return o.age; }); + * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed) + * + * // The `_.property` iteratee shorthand. + * _.mapValues(users, 'age'); + * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed) + */ + function mapValues(object, iteratee) { + var result = {}; + iteratee = getIteratee(iteratee, 3); + + baseForOwn(object, function(value, key, object) { + baseAssignValue(result, key, iteratee(value, key, object)); + }); + return result; + } + + /** + * This method is like `_.assign` except that it recursively merges own and + * inherited enumerable string keyed properties of source objects into the + * destination object. Source properties that resolve to `undefined` are + * skipped if a destination value exists. Array and plain object properties + * are merged recursively. Other objects and value types are overridden by + * assignment. Source objects are applied from left to right. Subsequent + * sources overwrite property assignments of previous sources. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 0.5.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @example + * + * var object = { + * 'a': [{ 'b': 2 }, { 'd': 4 }] + * }; + * + * var other = { + * 'a': [{ 'c': 3 }, { 'e': 5 }] + * }; + * + * _.merge(object, other); + * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] } + */ + var merge = createAssigner(function(object, source, srcIndex) { + baseMerge(object, source, srcIndex); + }); + + /** + * This method is like `_.merge` except that it accepts `customizer` which + * is invoked to produce the merged values of the destination and source + * properties. If `customizer` returns `undefined`, merging is handled by the + * method instead. The `customizer` is invoked with six arguments: + * (objValue, srcValue, key, object, source, stack). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} sources The source objects. + * @param {Function} customizer The function to customize assigned values. + * @returns {Object} Returns `object`. + * @example + * + * function customizer(objValue, srcValue) { + * if (_.isArray(objValue)) { + * return objValue.concat(srcValue); + * } + * } + * + * var object = { 'a': [1], 'b': [2] }; + * var other = { 'a': [3], 'b': [4] }; + * + * _.mergeWith(object, other, customizer); + * // => { 'a': [1, 3], 'b': [2, 4] } + */ + var mergeWith = createAssigner(function(object, source, srcIndex, customizer) { + baseMerge(object, source, srcIndex, customizer); + }); + + /** + * The opposite of `_.pick`; this method creates an object composed of the + * own and inherited enumerable property paths of `object` that are not omitted. + * + * **Note:** This method is considerably slower than `_.pick`. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The source object. + * @param {...(string|string[])} [paths] The property paths to omit. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'a': 1, 'b': '2', 'c': 3 }; + * + * _.omit(object, ['a', 'c']); + * // => { 'b': '2' } + */ + var omit = flatRest(function(object, paths) { + var result = {}; + if (object == null) { + return result; + } + var isDeep = false; + paths = arrayMap(paths, function(path) { + path = castPath(path, object); + isDeep || (isDeep = path.length > 1); + return path; + }); + copyObject(object, getAllKeysIn(object), result); + if (isDeep) { + result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone); + } + var length = paths.length; + while (length--) { + baseUnset(result, paths[length]); + } + return result; + }); + + /** + * The opposite of `_.pickBy`; this method creates an object composed of + * the own and inherited enumerable string keyed properties of `object` that + * `predicate` doesn't return truthy for. The predicate is invoked with two + * arguments: (value, key). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The source object. + * @param {Function} [predicate=_.identity] The function invoked per property. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'a': 1, 'b': '2', 'c': 3 }; + * + * _.omitBy(object, _.isNumber); + * // => { 'b': '2' } + */ + function omitBy(object, predicate) { + return pickBy(object, negate(getIteratee(predicate))); + } + + /** + * Creates an object composed of the picked `object` properties. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The source object. + * @param {...(string|string[])} [paths] The property paths to pick. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'a': 1, 'b': '2', 'c': 3 }; + * + * _.pick(object, ['a', 'c']); + * // => { 'a': 1, 'c': 3 } + */ + var pick = flatRest(function(object, paths) { + return object == null ? {} : basePick(object, paths); + }); + + /** + * Creates an object composed of the `object` properties `predicate` returns + * truthy for. The predicate is invoked with two arguments: (value, key). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The source object. + * @param {Function} [predicate=_.identity] The function invoked per property. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'a': 1, 'b': '2', 'c': 3 }; + * + * _.pickBy(object, _.isNumber); + * // => { 'a': 1, 'c': 3 } + */ + function pickBy(object, predicate) { + if (object == null) { + return {}; + } + var props = arrayMap(getAllKeysIn(object), function(prop) { + return [prop]; + }); + predicate = getIteratee(predicate); + return basePickBy(object, props, function(value, path) { + return predicate(value, path[0]); + }); + } + + /** + * This method is like `_.get` except that if the resolved value is a + * function it's invoked with the `this` binding of its parent object and + * its result is returned. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to resolve. + * @param {*} [defaultValue] The value returned for `undefined` resolved values. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] }; + * + * _.result(object, 'a[0].b.c1'); + * // => 3 + * + * _.result(object, 'a[0].b.c2'); + * // => 4 + * + * _.result(object, 'a[0].b.c3', 'default'); + * // => 'default' + * + * _.result(object, 'a[0].b.c3', _.constant('default')); + * // => 'default' + */ + function result(object, path, defaultValue) { + path = castPath(path, object); + + var index = -1, + length = path.length; + + // Ensure the loop is entered when path is empty. + if (!length) { + length = 1; + object = undefined; + } + while (++index < length) { + var value = object == null ? undefined : object[toKey(path[index])]; + if (value === undefined) { + index = length; + value = defaultValue; + } + object = isFunction(value) ? value.call(object) : value; + } + return object; + } + + /** + * Sets the value at `path` of `object`. If a portion of `path` doesn't exist, + * it's created. Arrays are created for missing index properties while objects + * are created for all other missing properties. Use `_.setWith` to customize + * `path` creation. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 3.7.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {*} value The value to set. + * @returns {Object} Returns `object`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.set(object, 'a[0].b.c', 4); + * console.log(object.a[0].b.c); + * // => 4 + * + * _.set(object, ['x', '0', 'y', 'z'], 5); + * console.log(object.x[0].y.z); + * // => 5 + */ + function set(object, path, value) { + return object == null ? object : baseSet(object, path, value); + } + + /** + * This method is like `_.set` except that it accepts `customizer` which is + * invoked to produce the objects of `path`. If `customizer` returns `undefined` + * path creation is handled by the method instead. The `customizer` is invoked + * with three arguments: (nsValue, key, nsObject). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {*} value The value to set. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @example + * + * var object = {}; + * + * _.setWith(object, '[0][1]', 'a', Object); + * // => { '0': { '1': 'a' } } + */ + function setWith(object, path, value, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return object == null ? object : baseSet(object, path, value, customizer); + } + + /** + * Creates an array of own enumerable string keyed-value pairs for `object` + * which can be consumed by `_.fromPairs`. If `object` is a map or set, its + * entries are returned. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @alias entries + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the key-value pairs. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.toPairs(new Foo); + * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed) + */ + var toPairs = createToPairs(keys); + + /** + * Creates an array of own and inherited enumerable string keyed-value pairs + * for `object` which can be consumed by `_.fromPairs`. If `object` is a map + * or set, its entries are returned. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @alias entriesIn + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the key-value pairs. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.toPairsIn(new Foo); + * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed) + */ + var toPairsIn = createToPairs(keysIn); + + /** + * An alternative to `_.reduce`; this method transforms `object` to a new + * `accumulator` object which is the result of running each of its own + * enumerable string keyed properties thru `iteratee`, with each invocation + * potentially mutating the `accumulator` object. If `accumulator` is not + * provided, a new object with the same `[[Prototype]]` will be used. The + * iteratee is invoked with four arguments: (accumulator, value, key, object). + * Iteratee functions may exit iteration early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @since 1.3.0 + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The custom accumulator value. + * @returns {*} Returns the accumulated value. + * @example + * + * _.transform([2, 3, 4], function(result, n) { + * result.push(n *= n); + * return n % 2 == 0; + * }, []); + * // => [4, 9] + * + * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) { + * (result[value] || (result[value] = [])).push(key); + * }, {}); + * // => { '1': ['a', 'c'], '2': ['b'] } + */ + function transform(object, iteratee, accumulator) { + var isArr = isArray(object), + isArrLike = isArr || isBuffer(object) || isTypedArray(object); + + iteratee = getIteratee(iteratee, 4); + if (accumulator == null) { + var Ctor = object && object.constructor; + if (isArrLike) { + accumulator = isArr ? new Ctor : []; + } + else if (isObject(object)) { + accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {}; + } + else { + accumulator = {}; + } + } + (isArrLike ? arrayEach : baseForOwn)(object, function(value, index, object) { + return iteratee(accumulator, value, index, object); + }); + return accumulator; + } + + /** + * Removes the property at `path` of `object`. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to unset. + * @returns {boolean} Returns `true` if the property is deleted, else `false`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 7 } }] }; + * _.unset(object, 'a[0].b.c'); + * // => true + * + * console.log(object); + * // => { 'a': [{ 'b': {} }] }; + * + * _.unset(object, ['a', '0', 'b', 'c']); + * // => true + * + * console.log(object); + * // => { 'a': [{ 'b': {} }] }; + */ + function unset(object, path) { + return object == null ? true : baseUnset(object, path); + } + + /** + * This method is like `_.set` except that accepts `updater` to produce the + * value to set. Use `_.updateWith` to customize `path` creation. The `updater` + * is invoked with one argument: (value). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.6.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {Function} updater The function to produce the updated value. + * @returns {Object} Returns `object`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.update(object, 'a[0].b.c', function(n) { return n * n; }); + * console.log(object.a[0].b.c); + * // => 9 + * + * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; }); + * console.log(object.x[0].y.z); + * // => 0 + */ + function update(object, path, updater) { + return object == null ? object : baseUpdate(object, path, castFunction(updater)); + } + + /** + * This method is like `_.update` except that it accepts `customizer` which is + * invoked to produce the objects of `path`. If `customizer` returns `undefined` + * path creation is handled by the method instead. The `customizer` is invoked + * with three arguments: (nsValue, key, nsObject). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.6.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {Function} updater The function to produce the updated value. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @example + * + * var object = {}; + * + * _.updateWith(object, '[0][1]', _.constant('a'), Object); + * // => { '0': { '1': 'a' } } + */ + function updateWith(object, path, updater, customizer) { + customizer = typeof customizer == 'function' ? customizer : undefined; + return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer); + } + + /** + * Creates an array of the own enumerable string keyed property values of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property values. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.values(new Foo); + * // => [1, 2] (iteration order is not guaranteed) + * + * _.values('hi'); + * // => ['h', 'i'] + */ + function values(object) { + return object == null ? [] : baseValues(object, keys(object)); + } + + /** + * Creates an array of the own and inherited enumerable string keyed property + * values of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property values. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.valuesIn(new Foo); + * // => [1, 2, 3] (iteration order is not guaranteed) + */ + function valuesIn(object) { + return object == null ? [] : baseValues(object, keysIn(object)); + } + + /*------------------------------------------------------------------------*/ + + /** + * Clamps `number` within the inclusive `lower` and `upper` bounds. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Number + * @param {number} number The number to clamp. + * @param {number} [lower] The lower bound. + * @param {number} upper The upper bound. + * @returns {number} Returns the clamped number. + * @example + * + * _.clamp(-10, -5, 5); + * // => -5 + * + * _.clamp(10, -5, 5); + * // => 5 + */ + function clamp(number, lower, upper) { + if (upper === undefined) { + upper = lower; + lower = undefined; + } + if (upper !== undefined) { + upper = toNumber(upper); + upper = upper === upper ? upper : 0; + } + if (lower !== undefined) { + lower = toNumber(lower); + lower = lower === lower ? lower : 0; + } + return baseClamp(toNumber(number), lower, upper); + } + + /** + * Checks if `n` is between `start` and up to, but not including, `end`. If + * `end` is not specified, it's set to `start` with `start` then set to `0`. + * If `start` is greater than `end` the params are swapped to support + * negative ranges. + * + * @static + * @memberOf _ + * @since 3.3.0 + * @category Number + * @param {number} number The number to check. + * @param {number} [start=0] The start of the range. + * @param {number} end The end of the range. + * @returns {boolean} Returns `true` if `number` is in the range, else `false`. + * @see _.range, _.rangeRight + * @example + * + * _.inRange(3, 2, 4); + * // => true + * + * _.inRange(4, 8); + * // => true + * + * _.inRange(4, 2); + * // => false + * + * _.inRange(2, 2); + * // => false + * + * _.inRange(1.2, 2); + * // => true + * + * _.inRange(5.2, 4); + * // => false + * + * _.inRange(-3, -2, -6); + * // => true + */ + function inRange(number, start, end) { + start = toFinite(start); + if (end === undefined) { + end = start; + start = 0; + } else { + end = toFinite(end); + } + number = toNumber(number); + return baseInRange(number, start, end); + } + + /** + * Produces a random number between the inclusive `lower` and `upper` bounds. + * If only one argument is provided a number between `0` and the given number + * is returned. If `floating` is `true`, or either `lower` or `upper` are + * floats, a floating-point number is returned instead of an integer. + * + * **Note:** JavaScript follows the IEEE-754 standard for resolving + * floating-point values which can produce unexpected results. + * + * @static + * @memberOf _ + * @since 0.7.0 + * @category Number + * @param {number} [lower=0] The lower bound. + * @param {number} [upper=1] The upper bound. + * @param {boolean} [floating] Specify returning a floating-point number. + * @returns {number} Returns the random number. + * @example + * + * _.random(0, 5); + * // => an integer between 0 and 5 + * + * _.random(5); + * // => also an integer between 0 and 5 + * + * _.random(5, true); + * // => a floating-point number between 0 and 5 + * + * _.random(1.2, 5.2); + * // => a floating-point number between 1.2 and 5.2 + */ + function random(lower, upper, floating) { + if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) { + upper = floating = undefined; + } + if (floating === undefined) { + if (typeof upper == 'boolean') { + floating = upper; + upper = undefined; + } + else if (typeof lower == 'boolean') { + floating = lower; + lower = undefined; + } + } + if (lower === undefined && upper === undefined) { + lower = 0; + upper = 1; + } + else { + lower = toFinite(lower); + if (upper === undefined) { + upper = lower; + lower = 0; + } else { + upper = toFinite(upper); + } + } + if (lower > upper) { + var temp = lower; + lower = upper; + upper = temp; + } + if (floating || lower % 1 || upper % 1) { + var rand = nativeRandom(); + return nativeMin(lower + (rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1)))), upper); + } + return baseRandom(lower, upper); + } + + /*------------------------------------------------------------------------*/ + + /** + * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the camel cased string. + * @example + * + * _.camelCase('Foo Bar'); + * // => 'fooBar' + * + * _.camelCase('--foo-bar--'); + * // => 'fooBar' + * + * _.camelCase('__FOO_BAR__'); + * // => 'fooBar' + */ + var camelCase = createCompounder(function(result, word, index) { + word = word.toLowerCase(); + return result + (index ? capitalize(word) : word); + }); + + /** + * Converts the first character of `string` to upper case and the remaining + * to lower case. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to capitalize. + * @returns {string} Returns the capitalized string. + * @example + * + * _.capitalize('FRED'); + * // => 'Fred' + */ + function capitalize(string) { + return upperFirst(toString(string).toLowerCase()); + } + + /** + * Deburrs `string` by converting + * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table) + * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A) + * letters to basic Latin letters and removing + * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to deburr. + * @returns {string} Returns the deburred string. + * @example + * + * _.deburr('déjà vu'); + * // => 'deja vu' + */ + function deburr(string) { + string = toString(string); + return string && string.replace(reLatin, deburrLetter).replace(reComboMark, ''); + } + + /** + * Checks if `string` ends with the given target string. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to inspect. + * @param {string} [target] The string to search for. + * @param {number} [position=string.length] The position to search up to. + * @returns {boolean} Returns `true` if `string` ends with `target`, + * else `false`. + * @example + * + * _.endsWith('abc', 'c'); + * // => true + * + * _.endsWith('abc', 'b'); + * // => false + * + * _.endsWith('abc', 'b', 2); + * // => true + */ + function endsWith(string, target, position) { + string = toString(string); + target = baseToString(target); + + var length = string.length; + position = position === undefined + ? length + : baseClamp(toInteger(position), 0, length); + + var end = position; + position -= target.length; + return position >= 0 && string.slice(position, end) == target; + } + + /** + * Converts the characters "&", "<", ">", '"', and "'" in `string` to their + * corresponding HTML entities. + * + * **Note:** No other characters are escaped. To escape additional + * characters use a third-party library like [_he_](https://mths.be/he). + * + * Though the ">" character is escaped for symmetry, characters like + * ">" and "/" don't need escaping in HTML and have no special meaning + * unless they're part of a tag or unquoted attribute value. See + * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands) + * (under "semi-related fun fact") for more details. + * + * When working with HTML you should always + * [quote attribute values](http://wonko.com/post/html-escaping) to reduce + * XSS vectors. + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category String + * @param {string} [string=''] The string to escape. + * @returns {string} Returns the escaped string. + * @example + * + * _.escape('fred, barney, & pebbles'); + * // => 'fred, barney, & pebbles' + */ + function escape(string) { + string = toString(string); + return (string && reHasUnescapedHtml.test(string)) + ? string.replace(reUnescapedHtml, escapeHtmlChar) + : string; + } + + /** + * Escapes the `RegExp` special characters "^", "$", "\", ".", "*", "+", + * "?", "(", ")", "[", "]", "{", "}", and "|" in `string`. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to escape. + * @returns {string} Returns the escaped string. + * @example + * + * _.escapeRegExp('[lodash](https://lodash.com/)'); + * // => '\[lodash\]\(https://lodash\.com/\)' + */ + function escapeRegExp(string) { + string = toString(string); + return (string && reHasRegExpChar.test(string)) + ? string.replace(reRegExpChar, '\\$&') + : string; + } + + /** + * Converts `string` to + * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the kebab cased string. + * @example + * + * _.kebabCase('Foo Bar'); + * // => 'foo-bar' + * + * _.kebabCase('fooBar'); + * // => 'foo-bar' + * + * _.kebabCase('__FOO_BAR__'); + * // => 'foo-bar' + */ + var kebabCase = createCompounder(function(result, word, index) { + return result + (index ? '-' : '') + word.toLowerCase(); + }); + + /** + * Converts `string`, as space separated words, to lower case. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the lower cased string. + * @example + * + * _.lowerCase('--Foo-Bar--'); + * // => 'foo bar' + * + * _.lowerCase('fooBar'); + * // => 'foo bar' + * + * _.lowerCase('__FOO_BAR__'); + * // => 'foo bar' + */ + var lowerCase = createCompounder(function(result, word, index) { + return result + (index ? ' ' : '') + word.toLowerCase(); + }); + + /** + * Converts the first character of `string` to lower case. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the converted string. + * @example + * + * _.lowerFirst('Fred'); + * // => 'fred' + * + * _.lowerFirst('FRED'); + * // => 'fRED' + */ + var lowerFirst = createCaseFirst('toLowerCase'); + + /** + * Pads `string` on the left and right sides if it's shorter than `length`. + * Padding characters are truncated if they can't be evenly divided by `length`. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.pad('abc', 8); + * // => ' abc ' + * + * _.pad('abc', 8, '_-'); + * // => '_-abc_-_' + * + * _.pad('abc', 3); + * // => 'abc' + */ + function pad(string, length, chars) { + string = toString(string); + length = toInteger(length); + + var strLength = length ? stringSize(string) : 0; + if (!length || strLength >= length) { + return string; + } + var mid = (length - strLength) / 2; + return ( + createPadding(nativeFloor(mid), chars) + + string + + createPadding(nativeCeil(mid), chars) + ); + } + + /** + * Pads `string` on the right side if it's shorter than `length`. Padding + * characters are truncated if they exceed `length`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.padEnd('abc', 6); + * // => 'abc ' + * + * _.padEnd('abc', 6, '_-'); + * // => 'abc_-_' + * + * _.padEnd('abc', 3); + * // => 'abc' + */ + function padEnd(string, length, chars) { + string = toString(string); + length = toInteger(length); + + var strLength = length ? stringSize(string) : 0; + return (length && strLength < length) + ? (string + createPadding(length - strLength, chars)) + : string; + } + + /** + * Pads `string` on the left side if it's shorter than `length`. Padding + * characters are truncated if they exceed `length`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.padStart('abc', 6); + * // => ' abc' + * + * _.padStart('abc', 6, '_-'); + * // => '_-_abc' + * + * _.padStart('abc', 3); + * // => 'abc' + */ + function padStart(string, length, chars) { + string = toString(string); + length = toInteger(length); + + var strLength = length ? stringSize(string) : 0; + return (length && strLength < length) + ? (createPadding(length - strLength, chars) + string) + : string; + } + + /** + * Converts `string` to an integer of the specified radix. If `radix` is + * `undefined` or `0`, a `radix` of `10` is used unless `value` is a + * hexadecimal, in which case a `radix` of `16` is used. + * + * **Note:** This method aligns with the + * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`. + * + * @static + * @memberOf _ + * @since 1.1.0 + * @category String + * @param {string} string The string to convert. + * @param {number} [radix=10] The radix to interpret `value` by. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {number} Returns the converted integer. + * @example + * + * _.parseInt('08'); + * // => 8 + * + * _.map(['6', '08', '10'], _.parseInt); + * // => [6, 8, 10] + */ + function parseInt(string, radix, guard) { + if (guard || radix == null) { + radix = 0; + } else if (radix) { + radix = +radix; + } + return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0); + } + + /** + * Repeats the given string `n` times. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to repeat. + * @param {number} [n=1] The number of times to repeat the string. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {string} Returns the repeated string. + * @example + * + * _.repeat('*', 3); + * // => '***' + * + * _.repeat('abc', 2); + * // => 'abcabc' + * + * _.repeat('abc', 0); + * // => '' + */ + function repeat(string, n, guard) { + if ((guard ? isIterateeCall(string, n, guard) : n === undefined)) { + n = 1; + } else { + n = toInteger(n); + } + return baseRepeat(toString(string), n); + } + + /** + * Replaces matches for `pattern` in `string` with `replacement`. + * + * **Note:** This method is based on + * [`String#replace`](https://mdn.io/String/replace). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to modify. + * @param {RegExp|string} pattern The pattern to replace. + * @param {Function|string} replacement The match replacement. + * @returns {string} Returns the modified string. + * @example + * + * _.replace('Hi Fred', 'Fred', 'Barney'); + * // => 'Hi Barney' + */ + function replace() { + var args = arguments, + string = toString(args[0]); + + return args.length < 3 ? string : string.replace(args[1], args[2]); + } + + /** + * Converts `string` to + * [snake case](https://en.wikipedia.org/wiki/Snake_case). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the snake cased string. + * @example + * + * _.snakeCase('Foo Bar'); + * // => 'foo_bar' + * + * _.snakeCase('fooBar'); + * // => 'foo_bar' + * + * _.snakeCase('--FOO-BAR--'); + * // => 'foo_bar' + */ + var snakeCase = createCompounder(function(result, word, index) { + return result + (index ? '_' : '') + word.toLowerCase(); + }); + + /** + * Splits `string` by `separator`. + * + * **Note:** This method is based on + * [`String#split`](https://mdn.io/String/split). + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to split. + * @param {RegExp|string} separator The separator pattern to split by. + * @param {number} [limit] The length to truncate results to. + * @returns {Array} Returns the string segments. + * @example + * + * _.split('a-b-c', '-', 2); + * // => ['a', 'b'] + */ + function split(string, separator, limit) { + if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) { + separator = limit = undefined; + } + limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0; + if (!limit) { + return []; + } + string = toString(string); + if (string && ( + typeof separator == 'string' || + (separator != null && !isRegExp(separator)) + )) { + separator = baseToString(separator); + if (!separator && hasUnicode(string)) { + return castSlice(stringToArray(string), 0, limit); + } + } + return string.split(separator, limit); + } + + /** + * Converts `string` to + * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage). + * + * @static + * @memberOf _ + * @since 3.1.0 + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the start cased string. + * @example + * + * _.startCase('--foo-bar--'); + * // => 'Foo Bar' + * + * _.startCase('fooBar'); + * // => 'Foo Bar' + * + * _.startCase('__FOO_BAR__'); + * // => 'FOO BAR' + */ + var startCase = createCompounder(function(result, word, index) { + return result + (index ? ' ' : '') + upperFirst(word); + }); + + /** + * Checks if `string` starts with the given target string. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category String + * @param {string} [string=''] The string to inspect. + * @param {string} [target] The string to search for. + * @param {number} [position=0] The position to search from. + * @returns {boolean} Returns `true` if `string` starts with `target`, + * else `false`. + * @example + * + * _.startsWith('abc', 'a'); + * // => true + * + * _.startsWith('abc', 'b'); + * // => false + * + * _.startsWith('abc', 'b', 1); + * // => true + */ + function startsWith(string, target, position) { + string = toString(string); + position = position == null + ? 0 + : baseClamp(toInteger(position), 0, string.length); + + target = baseToString(target); + return string.slice(position, position + target.length) == target; + } + + /** + * Creates a compiled template function that can interpolate data properties + * in "interpolate" delimiters, HTML-escape interpolated data properties in + * "escape" delimiters, and execute JavaScript in "evaluate" delimiters. Data + * properties may be accessed as free variables in the template. If a setting + * object is given, it takes precedence over `_.templateSettings` values. + * + * **Note:** In the development build `_.template` utilizes + * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl) + * for easier debugging. + * + * For more information on precompiling templates see + * [lodash's custom builds documentation](https://lodash.com/custom-builds). + * + * For more information on Chrome extension sandboxes see + * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval). + * + * @static + * @since 0.1.0 + * @memberOf _ + * @category String + * @param {string} [string=''] The template string. + * @param {Object} [options={}] The options object. + * @param {RegExp} [options.escape=_.templateSettings.escape] + * The HTML "escape" delimiter. + * @param {RegExp} [options.evaluate=_.templateSettings.evaluate] + * The "evaluate" delimiter. + * @param {Object} [options.imports=_.templateSettings.imports] + * An object to import into the template as free variables. + * @param {RegExp} [options.interpolate=_.templateSettings.interpolate] + * The "interpolate" delimiter. + * @param {string} [options.sourceURL='lodash.templateSources[n]'] + * The sourceURL of the compiled template. + * @param {string} [options.variable='obj'] + * The data object variable name. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {Function} Returns the compiled template function. + * @example + * + * // Use the "interpolate" delimiter to create a compiled template. + * var compiled = _.template('hello <%= user %>!'); + * compiled({ 'user': 'fred' }); + * // => 'hello fred!' + * + * // Use the HTML "escape" delimiter to escape data property values. + * var compiled = _.template('<%- value %>'); + * compiled({ 'value': '