.eslintrc.json

{
  "root": true,
  "env": {
    "node": true,
    "es6": true
  },
  "globals": {
    "Blob": true,
    "FileReader": true
  },
  "rules": {
    /* Possible Errors */
    "comma-dangle": [2, "never"],
    "no-cond-assign": 2,
    "no-console": 2,
    "no-constant-condition": 2,
    "no-control-regex": 2,
    "no-debugger": 2,
    "no-dupe-args": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty-character-class": 2,
    "no-empty": 2,
    "no-ex-assign": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-parens": 2,
    "no-extra-semi": 2,
    "no-func-assign": 2,
    "no-inner-declarations": 2,
    "no-invalid-regexp": 2,
    //"no-irregular-whitespace"
    "no-negated-in-lhs": 2,
    "no-obj-calls": 2,
    "no-regex-spaces": 2,
    "no-sparse-arrays": 2,
    "no-unexpected-multiline": 2,
    "no-unreachable": 2,
    "use-isnan": 2,
    "valid-jsdoc": 2,
    "valid-typeof": 2,

    /* Best Practices */
    //"accessor-pairs"
    "block-scoped-var": 2,
    //"complexity"
    //"consistent-return"
    //"curly"
    "default-case": 2,
    "dot-location": [2, "property"],
    "dot-notation": 2,
    "eqeqeq": 2,
    "guard-for-in": 2,
    "no-alert": 2,
    "no-caller": 2,
    "no-case-declarations": 2,
    "no-div-regex": 2,
    //"no-else-return"
    "no-empty-pattern": 2,
    "no-eq-null": 2,
    "no-eval": 2,
    "no-extend-native": 2,
    "no-extra-bind": 2,
    "no-fallthrough": 2,
    "no-floating-decimal": 2,
    //"no-implicit-coercion"
    "no-implied-eval": 2,
    //"no-invalid-this",
    "no-iterator": 2,
    "no-labels": 2,
    "no-lone-blocks": 2,
    "no-loop-func": 2,
    //"no-magic-numbers"
    "no-multi-spaces": 2,
    //"no-multi-str"
    "no-native-reassign": 2,
    "no-new-func": 2,
    "no-new-wrappers": 2,
    "no-new": 2,
    "no-octal-escape": 2,
    "no-octal": 2,
    //"no-param-reassign"
    //"no-process-env"
    "no-proto": 2,
    "no-redeclare": 2,
    //"no-return-assign"
    "no-script-url": 2,
    "no-self-compare": 2,
    "no-sequences": 2,
    "no-throw-literal": 2,
    "no-unused-expressions": 2,
    "no-useless-call": 2,
    "no-useless-concat": 2,
    "no-void": 2,
    //"no-warning-comments"
    "no-with": 2,
    "radix": [2, "as-needed"],
    //"vars-on-top"
    "wrap-iife": 2,
    "yoda": 2,

    /* Strict Mode */
    "strict": [2, "global"],

    /* Variables */
    //"init-declarations"
    "no-catch-shadow": 2,
    "no-delete-var": 2,
    "no-label-var": 2,
    "no-shadow-restricted-names": 2,
    //"no-shadow"
    "no-undef-init": 2,
    "no-undef": 2,
    //"no-undefined"
    //"no-unused-vars"
    "no-use-before-define": 2,

    /* Node.js and CommonJS */
    //"callback-return"
    "global-require": 2,
    "handle-callback-err": 2,
    "no-mixed-requires": 2,
    "no-new-require": 2,
    "no-path-concat": 2,
    "no-process-exit": 2,
    //"no-restricted-modules"
    "no-sync": 2,

    /* Stylistic Issues */
    "array-bracket-spacing": 2,
    "block-spacing": 2,
    "brace-style": 2,
    "camelcase": 2,
    "comma-spacing": 2,
    "comma-style": 2,
    "computed-property-spacing": 2,
    "consistent-this": [2, "self"],
    "eol-last": 2,
    //"func-names"
    "func-style": [2, "expression"],
    //"id-length"
    //"id-match"
    "indent": [2, 4, {"SwitchCase": 1}],
    //"jsx-quotes"
    "key-spacing": 2,
    "keyword-spacing": 2,
    //"linebreak-style"
    "lines-around-comment": [2, {
      "beforeBlockComment": true,
      "beforeLineComment": true,
      "allowBlockStart": true,
      "allowObjectStart": true,
      "allowArrayStart": true
    }],
    "max-depth": 2,
    //"max-len"
    "max-nested-callbacks": 2,
    //"max-params"
    //"max-statements"
    "new-cap": [2, { "capIsNewExceptions": ["ENUM", "STRING"] }],
    "new-parens": 2,
    //"newline-after-var"
    "no-array-constructor": 2,
    "no-bitwise": 2,
    //"no-continue"
    //"no-inline-comments"
    "no-lonely-if": 2,
    "no-mixed-spaces-and-tabs": 2,
    "no-multiple-empty-lines": 2,
    "no-negated-condition": 2,
    "no-nested-ternary": 2,
    "no-new-object": 2,
    //"no-plusplus"
    //"no-restricted-syntax"
    "no-spaced-func": 2,
    //"no-ternary"
    //"no-trailing-spaces"
    //"no-underscore-dangle"
    "no-unneeded-ternary": 2,
    "object-curly-spacing": [2, "always"],
    //"one-var"
    "operator-assignment": [2, "always"],
    "operator-linebreak": [2, "before"],
    "padded-blocks": [2, "never"],
    "quote-props": [2, "as-needed"],
    //"quotes"
    //"require-jsdoc"
    "semi-spacing": 2,
    "semi": 2,
    //"sort-vars"
    "space-before-blocks": 2,
    "space-before-function-paren": [2, { "anonymous": "always", "named": "never" }],
    "space-in-parens": 2,
    "space-infix-ops": 2,
    "space-unary-ops": 2,
    "spaced-comment": 2,
    //"wrap-regex"

    /* ECMAScript 6 */
    //"arrow-body-style"
    "arrow-parens": [2, "as-needed"],
    "arrow-spacing": 2,
    "constructor-super": 2,
    "generator-star-spacing": 2,
    "no-class-assign": 2,
    //"no-confusing-arrow"
    "no-const-assign": 2,
    "no-dupe-class-members": 2,
    "no-this-before-super": 2,
    "no-var": 2,
    "object-shorthand": 2,
    "prefer-arrow-callback": 2,
    "prefer-const": 2,
    //"prefer-reflect"
    //"prefer-spread"
    "prefer-template": 2,
    "require-yield": 2
  }
}