.jshintrc

{
    // This config assumes JSHint 1.0+
    // npm install https://github.com/jshint/jshint/archive/1.0.0-rc4.tar.gz

    // Assume browser and jQuery context
    "browser"       : true,
    "jquery"        : true,

    // The Good Parts.
    "asi"           : false,  // Tolerate Automatic Semicolon Insertion (no semicolons).
    "laxbreak"      : true,   // Tolerate unsafe line breaks e.g. `return [\n] x` without semicolons.
    "bitwise"       : true,   // Prohibit bitwise operators (&, |, ^, etc.).
    "boss"          : false,  // Tolerate assignments inside if, for & while. Usually conditions & loops are for comparison, not assignments.
    "curly"         : false,   // Require {} for every new block or scope.
    "eqeqeq"        : true,   // Require triple equals i.e. `===`.
    "eqnull"        : false,  // Tolerate use of `== null`.
    "evil"          : false,  // Tolerate use of `eval`.
    "expr"          : false,  // Tolerate `ExpressionStatement` as Programs.
    "forin"         : false,  // Tolerate `for in` loops without `hasOwnPrototype`.
    "immed"         : true,   // Require immediate invocations to be wrapped in parens e.g. `( function(){}() );`
    "latedef"       : true,   // Prohibit variable use before definition.
    "loopfunc"      : false,  // Allow functions to be defined within loops.
    "noarg"         : true,   // Prohibit use of `arguments.caller` and `arguments.callee`.
    "regexp"        : true,   // Prohibit `.` and `[^...]` in regular expressions.
    "regexdash"     : false,  // Tolerate unescaped last dash i.e. `[-...]`.
    "scripturl"     : true,   // Tolerate script-targeted URLs.
    "shadow"        : false,  // Allows re-define variables later in code e.g. `var x=1; x=2;`.
    "supernew"      : false,  // Tolerate `new function () { ... };` and `new Object;`.
    "undef"         : true,   // Require all non-global variables be declared before they are used.

    // Styling preferences
    "newcap"        : true,   // Require capitalization of all constructor functions e.g. `new F()`.
    "noempty"       : true,   // Prohibit use of empty blocks.
    "nonew"         : true,   // Prohibit use of constructors for side-effects.
    "nomen"         : false,   // Prohibit use of initial or trailing underbars in names.
    "onevar"        : false,  // Allow only one `var` statement per function.
    "plusplus"      : false,  // Prohibit use of `++` & `--`.
    "sub"           : false,  // Tolerate all forms of subscript notation besides dot notation e.g. `dict['key']` instead of `dict.key`.
    "trailing"      : true,   // Prohibit trailing whitespaces.
    "noarg"         : true,   // Forbid arguments.caller and arguments.callee
    "latedef"       : true,   // Prohibit using a variable until defined
    "camelcase"     : true,   // Require variables to be camelCased or UPPER_CASE_AND_UNDERSCORES
    "indent"        : 4,      // Indents == 4 spaces
    // Check for unused and undefined variables
    "unused"        : true,
    "undef"         : true,

    //"quotmark": true,  // require consistent use of quotes

    "maxparams": 3,  // limit formal parameters allowed
    "strict": true  // require strict mode

    // "maxcomplexity" : 8,  // Check cyclomatic complexity, can be useful for refactoring
    // "maxstatements": 100,
    // "maxdepth": 5,
    //"maxlen"        : 100

}