.eslintrc.json

{
  "root": true,
  "installedESLint": true,
  "env": {
    "browser": true,
    "jquery": true
  },
  "parserOptions": {
    "ecmaVersion": 5,
    "sourceType": "script",
    "ecmaFeatures": {
      "globalReturn": false,
      "impliedStrict": false,
      "jsx": false
    }
  },

  "plugins": [],
  "extends": ["airbnb-es5"],

  "globals": {
    "API": false, // local: miq_api.js
    "ManageIQ": false, // local: mig_global.js
    "Promise": false, // bower: es6-shim
    "_": false, // bower: lodash
    "__": false, // local: i18n.js
    "angular": false, // bower: angular
    "c3": false, // bower: c3
    "d3": false, // bower: d3
    "i18n": false, // gem: gettext_i18n_rails_js
    "moment": false, // bower: moment
    "numeral": false, // bower: numeral
    "sprintf": false // bower: sprintf
  },

  "rules": {
    "indent": [ "error", 2, {
      "SwitchCase": 1,
      "VariableDeclarator": 1
    }],
    "consistent-return": 1,
    "default-case": 1,
    "vars-on-top": 0,
    "no-var": 0,
    "linebreak-style": [ "error", "unix" ],
    "semi-spacing": ["error", {
      "before": false,
      "after": true
    }],
    "semi": [ "error", "always" ],
    "comma-dangle": [ "warn", "always-multiline" ],
    "space-unary-ops": [ "error", {
      "words": true,
      "nonwords": false,
      "overrides": {
        "!": true
      }
    }],
    "no-unused-vars": [ "error", {
      "args": "all",
      "argsIgnorePattern": "^_",
      "vars": "local",
      "caughtErrors": "all",
      "caughtErrorsIgnorePattern": "^_"
    }],
    "no-console": 1,
    "no-alert": 2,
    "no-debugger": 2,
    "no-else-return": 1,
    "no-undef": [ "warn", {
      "typeof": true
    }],
    "eqeqeq": [ "error", "smart" ],
    "quotes": [ "warn", "single", {
      "avoidEscape": true,
      "allowTemplateLiterals": true
    }],
    "func-names": 0,
    "no-mixed-spaces-and-tabs": 2,
    "camelcase": 1,
    "curly": [ "warn", "all" ],
    "space-before-function-paren": [ "error", "never" ],
    "no-eq-null": 0,
    "no-param-reassign": 1,
    "no-fallthrough": [ "error", {
      "commentPattern": "fall.*through|pass"
    }],
    "no-use-before-define": [ "error", {
      "functions": false,
      "classes": true
    }],
    "padded-blocks": [ "error", "never" ]
  }
}