.jshintrc

{
    // Enforcing options - When set to true, these options will make JSHint produce more warnings about your code.

    "bitwise":       true,     // This option prohibits the use of bitwise operators such as ^ (XOR), | (OR) and others.
    "camelcase":     true,     // This option allows you to force all variable names to use either camelCase style or UPPER_CASE with underscores.
    "curly":         true,     // This option requires you to always put curly braces around blocks in loops and conditionals.
    "eqeqeq":        true,     // This option prohibits the use of == and != in favor of === and !==.
    "es3":           false,    // This option tells JSHint that your code needs to adhere to ECMAScript 3 specification.
    "forin":         true,     // This option requires all for in loops to filter object's items.
    "freeze":        true,     // This option 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,        // This option sets a specific tab width for your code.
    "latedef":       true,     // This option prohibits the use of a variable before it was defined.
    "newcap":        true,     // This option requires you to capitalize names of 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":      true,     // This option prohibits the use of unary increment and decrement operators.
    "quotmark":      false,    // This option enforces the consistency of quotation marks used throughout your code.
    "undef":         true,     // This option prohibits the use of explicitly undeclared variables.
    "unused":        true,     // This option warns when you define and never use your variables.
    "strict":        true,     // This option requires all functions to run in ECMAScript 5's strict mode.
    "maxparams":     false,    // This option lets you set the max number of formal parameters allowed per function.
    "maxdepth":      false,    // This option lets you control how nested do you want your blocks to be.
    "maxstatements": false,    // This option lets you set the max number of statements allowed per function.
    "maxcomplexity": false,    // This option lets you control cyclomatic complexity throughout your code.
    "maxlen":        false,    // This option lets you set the maximum length of a line.

    // Relaxing options - When set to true, these options will make JSHint produce less warnings about your code.

    "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,  // This option suppresses 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, but only when the semicolon is omitted for the last statement in a one-line block.
    "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":       50,    // This option allows you to set the maximum amount of warnings JSHint will produce before giving up.
    "moz":          false, // This option 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 i.e. declaring a variable that had been already declared somewhere in the outer scope.
    "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 and you use this in a non-constructor function.
    "noyield":      false, // This option suppresses warnings about generator functions with no yield statement in them.

    // Environments - These options let JSHint know about some pre-defined global variables.

    "browser":     false, // This option defines globals exposed by modern browsers.
    "couch":       false, // This option defines globals exposed by CouchDB.
    "devel":       false, // This option defines globals that are usually used for logging poor-man's debugging: console, alert, etc.
    "dojo":        false, // This option defines globals exposed by the Dojo Toolkit.
    "jquery":      false, // This option defines globals exposed by the jQuery JavaScript library.
    "mootools":    false, // This option defines globals exposed by the MooTools JavaScript framework.
    "node":        true,  // This option defines globals available when your code is running inside of the Node runtime environment.
    "nonstandard": false, // This option defines non-standard but widely adopted globals such as escape and unescape.
    "phantom":     false, // This option defines globals available when your core is running inside of the PhantomJS runtime environment.
    "prototypejs": false, // This option defines globals exposed by the Prototype JavaScript framework.
    "rhino":       false, // This option defines globals available when your code is running inside of the Rhino runtime environment.
    "worker":      false, // This option defines globals available when your code is running inside of a Web Worker.
    "wsh":         false, // This option defines globals available when your code is running as a script for the Windows Script Host.
    "yui":         false  // This option defines globals exposed by the YUI JavaScript framework.
}