.eslintrc

{
  "root": true,
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  "globals": {
    "test": true,
    "expect": true,
    "describe": true
  },
  "env": {
    "browser": true,
    "commonjs": true,
    "node": true,
    "es6": true,
    "jest": true
  },
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 6,
    "ecmaFeatures": {
      "experimentalObjectRestSpread": true,
      "jsx": true
    },
    "sourceType": "module"
  },
  "plugins": [
    "react",
    "import",
    "immutable"
  ],
  "rules": {
    "no-alert": "warn",
    "no-caller": "error",
    "no-extend-native": "error",
    "no-debugger": ["warn"],
    "eqeqeq": ["warn", "always"],
    "no-console": ["warn", {
      "allow": ["warn", "error", "info"]
    }],
    "indent": ["warn", 2],
    "no-unused-vars": ["warn", {
      "ignoreRestSiblings": true
    }],
    "no-extra-semi": ["warn"],
    "linebreak-style": ["warn", "unix"],
    "quotes": ["warn", "single"],
    "semi": ["warn", "always"],
    "object-curly-spacing": ["warn", "always"],
    "comma-dangle": ["warn", {
      "arrays": "always-multiline",
      "objects": "always-multiline",
      "imports": "always-multiline",
      "exports": "always-multiline",
      "functions": "never"
    }],
    "comma-spacing": ["warn"],
    "strict": ["error", "global"],
    "curly": ["warn", "multi-line"],
    "template-curly-spacing": ["warn", "always"],
    "camelcase": ["warn"],
    "eol-last": ["warn", "always"],
    "no-trailing-spaces": "warn",
    "no-var": "error",
    "prefer-const": "warn",
    "prefer-destructuring": "warn",
    "prefer-rest-params": "warn",
    "prefer-spread": "warn",
    "no-param-reassign": "error",
    "no-else-return": "warn",

    "import/first": "error",
    "import/no-amd": "error",
    "import/no-webpack-loader-syntax": "error",

    "react/prop-types": ["warn", {
      "ignore": ["children", "className", "style", "ref"]
    }],
    "react/jsx-no-comment-textnodes": "warn",
    "react/jsx-no-duplicate-props": ["warn", { "ignoreCase": true }],
    "react/jsx-no-target-blank": "warn",
    "react/jsx-no-undef": "error",
    "react/jsx-pascal-case": ["warn", {
      "allowAllCaps": true,
      "ignore": []
    }],
    "react/jsx-uses-react": "warn",
    "react/jsx-uses-vars": "warn",
    "react/jsx-curly-spacing": ["warn", {
      "when": "always",
      "children": true,
      "spacing": {
        "objectLiterals": "never"
      }
    }],
    "jsx-quotes": ["warn", "prefer-double"],
    "react/no-danger-with-children": "warn",
    "react/no-deprecated": "warn",
    "react/no-direct-mutation-state": "warn",
    "react/no-is-mounted": "warn",
    "react/react-in-jsx-scope": "error",
    "react/require-render-return": "error",
    "react/style-prop-object": "warn",
    "react/display-name": "warn",
    "react/no-typos": "warn",
    "react/no-unused-prop-types": "warn",
    "react/no-redundant-should-component-update": "warn",
    "react/no-did-update-set-state": "warn",
    "react/no-will-update-set-state": "warn",
    "react/no-did-mount-set-state": "warn",

    "immutable/no-let": "warn"
  }
}