.eslintrc

{
  // I want to use babel-eslint for parsing!
  "parser": "babel-eslint",
  "ecmaFeatures": {
    "jsx": true,
    "classes": true,
    "modules": true,
  },
  "env": {
    // I write for browser
    "browser": true,
    // in CommonJS
    "node": true
  },
  "globals": {
    "process": false,
    "require": false,
    "define": false,
    "console": false,
  },
  // To give you an idea how to override rule options:
  "rules": {
    "quotes": [2, "single"],
    "semi": [2, "always"],
    "strict": [2, "never"],
    "eol-last": [0],
    "no-mixed-requires": [0],
    "no-underscore-dangle": [0],
    "no-bitwise": 2,
    "camelcase": 2,
    "eqeqeq": 2,
    "wrap-iife": [2, "inside"],
    "no-use-before-define": [2, "nofunc"],
    "no-caller": 2,
    "no-undef": 2, 
    "new-cap": 2,
    "react/jsx-uses-react": 2,
    "react/jsx-uses-vars": 2,
    "react/react-in-jsx-scope": 2
  },
  "plugins": [
    "react"
  ]
}