.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es6": true,
    "node": true
  },
  "parser": "babel-eslint",
  "extends": ["eslint:all", "plugin:react/recommended"],
  "parserOptions": {
    "ecmaFeatures": {
      "experimentalObjectRestSpread": true,
      "jsx": true
    },
    "sourceType": "module"
  },
  "plugins": ["react"],
  "rules": {
    "generator-star": ["start", 1],
    "indent": ["error", 2],
    "max-len": "off",
    "max-lines": "off",
    "max-statements": "off",
    "no-mixed-operators": "off",
    "id-length": "off",
    "multiline-ternary": "off",
    "no-inline-comments": "off",
    "no-warning-comments": "off",
    "no-unused-expressions": "off",
    "no-confusing-arrow": "off",
    "no-magic-numbers": "off",
    "sort-imports": "off",
    "sort-keys": "off",
    "one-var": "off",
    "no-ternary": "off",
    "no-negated-condition": "off",
    "max-params": "off",
    "class-methods-use-this": "off",
    "allowArrowFunctions": "off",
    "linebreak-style": ["error", "unix"],
    "quotes": ["error", "single"],
    "semi": ["error", "always"],
    "space-before-blocks": ["warning", "always"],
    "block-spacing": ["warning", "always"]
  }
}