.jshintrc

{
  // JSHint Default Configuration File (as on JSHint website)
  // See http://jshint.com/docs/ for more details

  "maxerr": 50, // {int} Maximum error before stopping

  // Enforcing
  "bitwise": true, // true: Prohibit bitwise operators (&, |, ^, etc.)
  "camelcase": true, // true: Identifiers must be in camelCase
  "curly": true, // true: Require {} for every new block or scope
  "eqeqeq": true, // true: Require triple equals (===) for comparison
  "forin": true, // true: Require filtering for..in loops with obj.hasOwnProperty()
  "freeze": true, // true: prohibits overwriting prototypes of native objects such as Array, Date etc.
  "immed": false, // true: Require immediate invocations to be wrapped in parens e.g. `(function () { } ());`
  "indent": 2, // {int} Number of spaces to use for indentation
  "latedef": false, // true: Require variables/functions to be defined before being used
  "newcap": false, // true: Require capitalization of all constructor functions e.g. `new F()`
  "noarg": true, // true: Prohibit use of `arguments.caller` and `arguments.callee`
  "noempty": true, // true: Prohibit use of empty blocks
  "nonbsp": true, // true: Prohibit "non-breaking whitespace" characters.
  "nonew": true, // true: Prohibit use of constructors for side-effects (without assignment)
  "plusplus": true, // true: Prohibit use of `++` & `--`
  "quotmark": true, // Quotation mark consistency:
  //   false    : do nothing (default)
  //   true     : ensure whatever is used is consistent
  //   "single" : require single quotes
  //   "double" : require double quotes
  "undef": true, // true: Require all non-global variables to be declared (prevents global leaks)
  "unused": true, // true: Require all defined variables be used
  "strict": false, // true: Requires all functions run in ES5 Strict Mode
  "maxparams": false, // {int} Max number of formal params allowed per function
  "maxdepth": false, // {int} Max depth of nested blocks (within functions)
  "maxstatements": false, // {int} Max number statements per function
  "maxcomplexity": false, // {int} Max cyclomatic complexity per function
  "maxlen": false, // {int} Max number of characters per line

  // Relaxing
  "asi": true, // true: Tolerate Automatic Semicolon Insertion (no semicolons)
  "boss": false, // true: Tolerate assignments where comparisons would be expected
  "debug": true, // true: Allow debugger statements e.g. browser breakpoints.
  "eqnull": false, // true: Tolerate use of `== null`
  "es5": false, // true: Allow ES5 syntax (ex: getters and setters)
  "moz": false, // true: Allow Mozilla specific syntax (extends and overrides esnext features)
  // (ex: `for each`, multiple try/catch, function expression…)
  "evil": false, // true: Tolerate use of `eval` and `new Function()`
  "expr": false, // true: Tolerate `ExpressionStatement` as Programs
  "funcscope": false, // true: Tolerate defining variables inside control statements
  "globalstrict": false, // true: Allow global "use strict" (also enables 'strict')
  "iterator": false, // true: Tolerate using the `__iterator__` property
  "lastsemic": false, // true: Tolerate omitting a semicolon for the last statement of a 1-line block
  "laxbreak": false, // true: Tolerate possibly unsafe line breakings
  "laxcomma": false, // true: Tolerate comma-first style coding
  "loopfunc": false, // true: Tolerate functions being defined in loops
  "multistr": false, // true: Tolerate multi-line strings
  "noyield": false, // true: Tolerate generator functions with no yield statement in them.
  "notypeof": false, // true: Tolerate invalid typeof operator values
  "proto": false, // true: Tolerate using the `__proto__` property
  "scripturl": false, // true: Tolerate script-targeted URLs
  "shadow": false, // true: Allows re-define variables later in code e.g. `var x=1; x=2;`
  "sub": false, // true: Tolerate using `[]` notation when it can still be expressed in dot notation
  "supernew": false, // true: Tolerate `new function () { ... };` and `new Object;`
  "validthis": false, // true: Tolerate using this in a non-constructor function

  // Environments
  "browser": true, // Web Browser (window, document, etc)
  "browserify": true, // Browserify (node.js code in the browser)
  "devel": true, // Development/debugging (alert, confirm, etc)
  "jasmine": true, // Jasmine
  "jquery": true, // jQuery
  "node": true, // Node.js
  "worker": false // Web Workers

  // Custom Globals
  // "globals": {
  //   "_": true
  // } // additional predefined global variables
}