.eslintrc.json

{
  "extends": "plugin:react/recommended",
  "rules": {
    "indent":[2, 2, {"SwitchCase": 1}],
    "quotes": [2, "single"],
    "linebreak-style": [2, "unix"],
    "semi": [2, "never"],
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-eq-null": 1,
    "no-console": 0,
    "no-extra-bind": 1,
    "no-fallthrough": 1,
    "no-unused-expressions": 1,
    "no-useless-concat": 2,
    "no-useless-call": 1,
    "no-const-assign": 2,
    "no-with": 1,
    "no-delete-var": 1,
    "no-unused-vars": 1,
    "no-use-before-define": 1,
    "no-undef": 2,
    "arrow-spacing": [2,{"before":true,"after":true}],
    "no-var": 2,
    "prefer-const": 1,
    "prefer-spread": 1,
    "prefer-template": 2,
    "prefer-reflect": 0,
    "prefer-arrow-callback": 1,
    "require-yield": 2,
    "template-curly-spacing": 2,
    "react/jsx-uses-vars": 1
  },
  "env": {
    "es6": true,
    "browser": true,
    "node": true
  },
  "plugins": [
    "react",
    "babel"
  ],
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "sourceType": "module"
  }
}