.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es6": true
  },
  "parser": "babel-eslint",
  "extends": "airbnb",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "plugins": ["react"],
  "rules": {
    "implicit-arrow-linebreak": 0,
    "react/prop-types": 0,
    "class-methods-use-this": 0,
    "no-underscore-dangle": 0,
    "consistent-return": 0,
    "no-console": 0,
    "react/jsx-filename-extension": 0,
    "no-use-before-define": 0,
    "global-require": 0,
    "no-alert": 0,
    "no-nested-ternary": 0,
    "no-return-assign": 0,
    "no-mixed-operators": 0,
    "import/no-unresolved": 0,
    "react/no-string-refs": 0,
    "indent": ["error", 2, { "SwitchCase": 1 }],
    "linebreak-style": ["error", "unix"],
    "quotes": ["error", "single"],
    "semi": ["error", "never"]
  }
}