.eslintrc.js

module.exports = {
    env: {
        browser: true,
        es6: true,
        node: true,
        mocha: true
    },
    globals: {
        React: true,
        __DEV__: true,
    },
    parser: 'babel-eslint',
    parserOptions: {
        ecmaVersion: 6,
        ecmaFeatures: {
            experimentalObjectRestSpread: true,
            jsx: true
        },
        sourceType: 'module'
    },
    plugins: [
        'react'
    ],
    extends: [
        'eslint:recommended',
        'plugin:react/recommended'
    ],
    rules: {
      "brace-style": [0, "1tbs", {"allowSingleLine": true}],
      "comma-dangle": 0,
      "comma-spacing": [1, {"before": false, "after": true}],
      "comma-style": [1, "last"],
      "consistent-this": [1, "self"],
      "curly": [0, "multi"],
      "eqeqeq": [2, "allow-null"],
      "eol-last": 1,
      "guard-for-in": 0,
      "indent": [1, 2, {"SwitchCase": 1}],
      "key-spacing": 0,
      "new-cap": [1, {"capIsNew": false, "newIsCap": true}],
      "new-parens": 0,
      "no-bitwise": 0,
      "no-cond-assign": 1,
      "no-console": 0,
      "no-constant-condition": 0,
      "no-delete-var": 2,
      "no-debugger": 1,
      "no-dupe-keys": 1,
      "no-duplicate-case": 1,
      "no-empty-character-class": 1,
      "no-eval": 1,
      "no-ex-assign": 1,
      "no-extend-native": 1,
      "no-fallthrough": 2,
      "no-floating-decimal": 1,
      "no-func-assign": 1,
      "no-implied-eval": 1,
      "no-inner-declarations": 1,
      "no-invalid-regexp": 1,
      "no-irregular-whitespace": 1,
      "no-iterator": 1,
      "no-labels": 1,
      "no-lonely-if": 1,
      "no-loop-func": 1,
      "no-mixed-spaces-and-tabs": 1,
      "no-native-reassign": 2,
      "no-negated-in-lhs": 1,
      "no-new-func": 1,
      "no-new-object": 1,
      "no-new-wrappers": 2,
      "no-obj-calls": 1,
      "no-octal": 1,
      "no-plusplus": 0,
      "no-proto": 2,
      "no-redeclare": 1,
      "no-return-assign": 1,
      "no-self-compare": 1,
      "no-sequences": 1,
      "no-shadow": 0,
      "no-spaced-func": 1,
      "no-sparse-arrays": 1,
      "no-throw-literal": 1,
      "no-trailing-spaces": 1,
      // "no-unused-vars": 0,
      "no-unused-vars": [1, {"vars": "all", "args": "none"}],
      "no-undef": 2,
      "strict": 0,
      "no-undef-init": 1,
      "no-underscore-dangle": 0,
      "no-unreachable": 1,
      "no-use-before-define": [0, "nofunc"],
      "no-warning-comments": [0, {"terms": ["todo", "fixme"]}],
      "no-extra-parens": 0,
      "quote-props": [0, "as-needed"],
      "radix": 1,
      // Use this rule, if you consider JavaScript semicolons as superfluous:
      // "semi": 0,
      // Use this rule along with --fix to remove semicolons
      "semi": [2, 'never'],
      "semi-spacing": [1, {"before": false, "after": true}],
      "keyword-spacing": [1, {}],
      "space-before-blocks": [1, "always"],
      "space-before-function-paren": [1, "never"],
      "space-infix-ops": 1,
      "space-in-brackets": 0,
      "space-in-parens": [1, "never"],
      "space-unary-ops": [1, {"words": true, "nonwords": false}],
      "use-isnan": 1,
      "valid-typeof": 1,
      "vars-on-top": 0,  // disabled for now, see github.com/eslint/eslint/issues/2099
      "wrap-iife": [1, "outside"],
      "yoda": 0,
      // Node.js specific
      "handle-callback-err": [1, "^(err|error)$"],
      "no-mixed-requires": 1,
      "no-new-require": 1,
      "no-path-concat": 1,
      // React
      "react/display-name": 0,
      "react/jsx-boolean-value": 1,
      "react/jsx-quotes": 0,
      "jsx-quotes": [2, "prefer-double"],
      "react/jsx-no-undef": 1,
      "react/jsx-sort-props": 0,
      "react/jsx-sort-prop-types": 0,
      "react/jsx-uses-react": 1,
      "react/jsx-uses-vars": 1,
      "react/jsx-indent": [2, 2],
      "react/jsx-closing-bracket-location": 0,
      "react/jsx-indent-props": 0,
      "react/no-did-mount-set-state": 1,
      "react/no-did-update-set-state": 1,
      "react/no-multi-comp": 0,
      "react/no-unknown-property": 1,
      "react/prop-types": 1,
      "react/react-in-jsx-scope": 1,
      "react/self-closing-comp": 1,
      "react/wrap-multilines": 1
    }
};