.jshintrc

{
  // environments
  "browser": true,  // Define globals exposed by modern browsers.
  "jquery": false,  // Define globals exposed by jQuery.
  "node": true,     // Define globals exposed by Node.js.
  "jasmine": true,  // Define globals exposed by jasmine

  // enforcing (true means bug us about it)
  "camelcase": false,  // Force all variable names to use either camelCase style or UPPER_CASE with underscores.
  "curly": false,  // This option requires you to always put curly braces around blocks in loops and conditionals.
  "eqeqeq": true,  // Prohibit use of == and != in favor of === and !==.
  "es3": true,  // This option tells JSHint that your code needs to adhere to ECMAScript 3 spec (old browsers)
  "forin": false,  // This option requires all for in loops to filter object's items.
  "freeze": true,  // This options prohibits overwriting prototypes of native objects such as Array, Date and so on.
  "immed": true,  // This option prohibits the use of immediate function invocations without wrapping them in parentheses.
  "indent": 4,  // Enforce tab width of 4 spaces.
  "latedef": "nofunc",  // Prohibit use of a variable before it is defined.
  "maxcomplexity": false, // This option lets you control cyclomatic complexity throughout your code.
  "maxdepth": 6,  // This option lets you control how nested do you want your blocks to be
  "maxlen": 120,  // Enforce line length to 120 characters
  "newcap": true,  // Require capitalized names for constructor functions.
  "noarg": true,  // This option prohibits the use of arguments.caller and arguments.callee.
  "noempty": true,  // This option warns when you have an empty block in your code.
  "nonbsp": true,  // This option warns about "non-breaking whitespace" characters.
  "nonew": true,  // This option prohibits the use of constructor functions for side-effects.
  "plusplus": false,  // This option prohibits the use of unary increment and decrement operators.
  "quotmark": "single",  // Enforce use of single quotation marks for strings.
  "strict": true,  // Enforce placing 'use strict' at the top function scope
  "trailing": true,  // Prohibit trailing whitespace.
  "undef": true,  // Prohibit use of explicitly undeclared variables.
  "unused": true,  // Warn when variables are defined but never used.

  // relaxing (true means DON'T bug us about it)
  "asi": false,  // This option suppresses warnings about missing semicolons.
  "boss": false,  // This option suppresses warnings about the use of assignments in cases where comparisons are expected.
  "debug": false,  // This option suppresses warnings about the debugger statements in your code.
  "eqnull": true,  // Suppress warnings about == null comparisons.
  "esnext": true,  // This option tells JSHint that your code uses ECMAScript 6 specific syntax.
  "evil": false,  // This option suppresses warnings about the use of eval.
  "expr": false,  // This option suppresses warnings about the use of expressions where normally you would expect to see assignments or function calls.
  "funcscope": false,  // This option suppresses warnings about declaring variables inside of control structures while accessing them later from the outside.
  "globalstrict": false,  // This option suppresses warnings about the use of global strict mode.
  "iterator": false,  // This option suppresses warnings about the __iterator__ property.
  "lastsemic": false,  // This option suppresses warnings about missing semicolons
  "laxbreak": false,  // This option suppresses most of the warnings about possibly unsafe line breakings in your code.
  "laxcomma": false,  // This option suppresses warnings about comma-first coding style
  "loopfunc": false,  // This option suppresses warnings about functions inside of loops.
  "maxerr": 500,  // This options allows you to set the maximum amount of warnings JSHint will produce before giving up.
  "moz": false,  // This options tells JSHint that your code uses Mozilla JavaScript extensions.
  "multistr": false,  // This option suppresses warnings about multi-line strings.
  "notypeof": false,  // This option suppresses warnings about invalid typeof operator values.
  "proto": false,  // This option suppresses warnings about the __proto__ property.
  "scripturl": false,  // This option suppresses warnings about the use of script-targeted URLs—such as javascript:...
  "shadow": false,  // This option suppresses warnings about variable shadowing
  "sub": false,  // This option suppresses warnings about using [] notation when it can be expressed in dot notation
  "supernew": false,  // This option suppresses warnings about "weird" constructions like new function () { ... } and new Object;
  "validthis": false,  // This option suppresses warnings about possible strict violations when the code is running in strict mode
  "noyield": false,  // This option suppresses warnings about generator functions with no yield statement in them.

  // global pre defined variables
  "predef": [
    "JSON",
    "Uint8Array",
    "Uint16Array",
    "Uint32Array",
    "Int8Array",
    "Int16Array",
    "Int32Array",
    "Float32Array",
    "Float64Array"
  ]
}