.eslintrc.js

module.exports = {
  "parser": 'babel-eslint',
  "env": {
    "browser": true,
    "commonjs": true,
    "es6": true,
    "node": true
  },
  "extends": ["eslint:recommended", "plugin:react/recommended"],
  "parserOptions": {
    "ecmaFeatures": {
      "experimentalObjectRestSpread": true,
      "jsx": true
    },
    "sourceType": "module"
  },
  "settings": {
    "react": {
      "createClass": "createReactClass", // Regex for Component Factory to use,
                                         // default to "createReactClass"
      "pragma": "React",  // Pragma to use, default to "React"
      "version": "16.2.0", // React version, default to the latest React stable release
    },
    "propWrapperFunctions": [ "forbidExtraProps" ], // The names of any functions used to wrap the
                                                   // propTypes object, e.g. `forbidExtraProps`.
                                                   // If this isn't set, any propTypes wrapped in
                                                   // a function will be skipped.
  },
  "plugins": [ "react" ],
  "rules": {
    "indent": ["error", 2],
    "quotes": ["error","single"],
    "semi": ["error","always"],
    "no-console": ["warn", { "allow": ["info", "error"] }]
  }
};