.jshintrc

{
    "bitwise"       : false,    // Prohibit bitwise operators (&, |, ^, etc.).
    "curly"         : true,     // Require {} for every new block or scope.
    "eqeqeq"        : true,     // Require triple equals i.e. `===`.
    "forin"         : true,     // Tolerate `for in` loops without `hasOwnPrototype`.
    "immed"         : true,     // Require immediate invocations to be wrapped in parens e.g. `( function(){}() );`
    "latedef"       : false,    // Prohibit variable use before definition.
    "newcap"        : true,     // Require capitalization of all constructor functions e.g. `new F()`.
    "noarg"         : true,     // Prohibit use of `arguments.caller` and `arguments.callee`.
    "noempty"       : true,     // Prohibit use of empty blocks.
    "nonew"         : true,     // Prohibit use of constructors for side-effects.
    "plusplus"      : false,    // Prohibit use of `++` & `--`.
    "regexp"        : true,     // Prohibit `.` and `[^...]` in regular expressions.
    "undef"         : false,    // Require all non-global variables be declared before they are used.
    "strict"        : true,     // Require `use strict` pragma in every file.
    "trailing"      : true,     // Prohibit trailing whitespaces.
    "browser"       : true,     // Standard browser globals e.g. `window`, `document`.
    "boss"          : true ,    // Suppress warnings about assignments in comparisons
    "esversion"     : 6         // Use ECMAScript 6 specific syntax
}