.eslintrc

{
  "env": {
    "es6": true,
    "browser": true,
    "mocha": true
  },
  "extends": ["airbnb-base"],
  "plugins": [
    "babel",
    "import"
  ],
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module"
  },
  "rules": {
    "linebreak-style": "off",
    "arrow-parens": "off",
    "object-curly-newline": "off",
    "no-mixed-operators": "off",
    "arrow-body-style": "off",
    "function-paren-newline": "off",
    "no-plusplus": "off",
    "space-before-function-paren": 0,
    "max-len": [
      "error",
      100,
      2,
      {
        "ignoreUrls": true
      }
    ],
    "no-console": "error",
    "no-alert": "error",
    "radix": "off",
    "prefer-destructuring": "off",
    "no-param-reassign": 0, // input positionStart starts at 1, array index at 0 [++index],
    "no-bitwise": 0 // i like it
  }
}