.eslintrc

{
  "env": {
    "browser": true,
    "node": true
  },

  "parser": "babel-eslint",

  "plugins": [
    "react"
  ],

  "ecmaFeatures": {
    "jsx": true
  },

  "globals": {
    "google": false,
    "Promise": true,
  },

  "rules": {
    // For a complete reference, check out http://eslint.org/docs/rules/

    //-------------------------------------------------------------------------
    // Best practices
    //-------------------------------------------------------------------------

    // Prevent abbreviated blocks for clarity
    "curly": [2, "multi-line"],

    // Enforce a reasonable cap on functions spiralling out of control
    // with many branches.
    "complexity": [2, 10],

    // Prefer foo.x over foo['x']; static properties are always preferable
    // to dynamic strings.
    "dot-notation": 0,

    "dot-location": [2, "property"],

    // enforce === and !== for comparisons
    "eqeqeq": [2, "smart"],

    "guard-for-in": 2,

    "no-floating-decimal": 2,

    // Avoid funny things with parseInt.
    // See: http://stackoverflow.com/questions/850341
    "radix": 2,

    // Avoid pitfalls when trying to call a just-declared function.
    "wrap-iife": 2,

    // May the force be with you.
    "yoda": [0, "always"],

    // Helpful smattering
    "no-redeclare": 2,
    "no-return-assign": 2,

    // Semicolons
    "semi": 1,

    //-------------------------------------------------------------------------
    // Errors
    //-------------------------------------------------------------------------

    "constructor-super": 2,
    "no-cond-assign": [ 2, "except-parens" ],
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty": 2,
    "no-func-assign": 2,
    "no-undef": 2,
    "no-unreachable": 2,
    "block-scoped-var": 2,
    "no-console": 1, // Warn so we don't commit console.logs
    "no-debugger": 1,
    "no-alert": 2,

    //-------------------------------------------------------------------------
    // Strict Mode
    //-------------------------------------------------------------------------

    // Transpilers deal with the effects of strict, so ignore it.
    "strict": [2, "never"],

    //-------------------------------------------------------------------------
    // Variable declaration
    //-------------------------------------------------------------------------
    "no-use-before-define": 2,

    "no-undefined": 0,

    "no-unused-vars": [2, { "args": "none" } ],

    //-------------------------------------------------------------------------
    // Code style
    //-------------------------------------------------------------------------

    // The one true brace style.
    "brace-style": [2, "1tbs", { "allowSingleLine": true }],

    "camelcase": 0,

    "comma-spacing": [2, { "before": false, "after": true }],

    "consistent-this": [2, "_this"],

    "eol-last": 2,

    "indent": [2, 2, { "SwitchCase": 1 }],

    "key-spacing": [2, { "beforeColon": false, "afterColon": true }],

    "new-cap": [2, { "capIsNewExceptionPattern" : "^Immutable\\.." }],

    "no-lonely-if": 2,

    "no-mixed-spaces-and-tabs": [2, true],

    "no-multiple-empty-lines": 2,

    // Nested ternaries are just plain confusing. Avoiding them keeps the
    // code readable.
    "no-nested-ternary": 2,

    // There are no such thing as "private" properties. Use closure
    // variables if you really need isolation.
    "no-underscore-dangle": 0,

    "no-spaced-func": 2,

    // use one variable declaration for each variable you want to define
    "one-var": [2, "never"],

    // enforce double quotes
    "quotes": [2, "double"],

    // Enforce whitespace for visual clarity.
    "keyword-spacing": 2,
    "spaced-comment": [2, "always", { "exceptions": ["-"] }],

    //-------------------------------------------------------------------------
    // ECMAScript 6
    //-------------------------------------------------------------------------

    // Enforce `const` and `let` to describe what's going on.
    "no-var": 2,

    //-------------------------------------------------------------------------
    // React
    //-------------------------------------------------------------------------
    "jsx-quotes": [2, "prefer-double"],
    "react/jsx-uses-vars": 2,
    "react/jsx-uses-react": 2,

    // Display name is not needed when using ES6-style components
    "react/display-name": 0,

    // Make things consistent and readable – prefer `x` over `x={true}`
    "react/jsx-boolean-value": 2,

    // Keep the quote style consistent with Javascript land
    "react/jsx-no-undef": 2,
    "react/jsx-sort-props": 0,
    "react/jsx-sort-prop-types": 0,
    "react/no-did-mount-set-state": 1,
    "react/no-did-update-set-state": 1,
    "react/no-multi-comp": 0,
    "react/no-unknown-property": 2,
    "react/react-in-jsx-scope": 0,
    "react/self-closing-comp": 2,
    "react/jsx-wrap-multilines": 2,

    // Potential issue in React ESLint package- receiving 'Can't add property
    // react, object is not extensible' when used with eslint-loader.
    "react/prop-types": 0
  }
}