.jshintrc

{
  "node": true, // Enable globals available when code is running inside of the NodeJS runtime environment.
  "browser": true, // Standard browser globals e.g. `window`, `document`.
  "esnext": true, // Allow ES.next specific features such as `const` and `let`.
  "bitwise": false, // Prohibit bitwise operators (&, |, ^, etc.).
  "camelcase": false, // Permit only camelcase for `var` and `object indexes`.
  "curly": false, // Require {} for every new block or scope.
  "eqeqeq": true, // Require triple equals i.e. `===`.
  "latedef": true, // Prohibit variable use before definition.
  "newcap": false, // Require capitalization of all constructor functions e.g. `new F()`. -- Messenger warnings are annoying
  "noarg": true, // Prohibit use of `arguments.caller` and `arguments.callee`.
  "regexp": true, // Prohibit `.` and `[^...]` in regular expressions.
  "undef": true, // Require all non-global variables be declared before they are used.
  "unused": true, // Warn unused variables.
  "evil" : true,
  "es3": true,
  "trailing": true, // Prohibit trailing whitespaces.
  "predef": [ // Extra globals.
    "define",
    "require",
    "exports",
    "module",
    "describe",
    "before",
    "beforeEach",
    "after",
    "afterEach",
    "it",
    "inject",
    "expect",
    "ga",
    "Messenger"
  ],
  "indent": 2, // Specify indentation spacing
  "devel": true, // Allow development statements e.g. `console.log();`.
  "noempty": true // Prohibit use of empty blocks.
}