My .jshintrc

gistfile1.js

{
    // enforcing options (true means potentially more warnings)

    "bitwise":      true,   // true if bitwise operators should not be allowed
    "curly":        true,   // true if curly braces should be required around blocks in loops and conditionals
    "eqeqeq":       true,   // true if === should be required (for ALL equality comparisons)
    "forin":        false,  // true if unfiltered 'for in' statements should be forbidden
    "immed":        true,   // true if immediate function invocations must be wrapped in parens
    "newcap":       true,   // true if Initial Caps must be used with constructor functions
    "noarg":        true,   // true if arguments.caller and arguments.callee should be forbidden
    "noempty":      true,   // true if empty blocks should be forbidden
    "nomen":        false,  // true if initial or trailing underscore in identifiers should be forbidden
    "onevar":       false,  // true if only one var statement per function should be allowed
    "plusplus":     false,  // true if ++ and -- should not be allowed
    "regexp":       false,  // true if . and [^...] should not be allowed in RegExp literals
    "strict":       false,  // true if the ES5 "use strict"; pragma is required
    "trailing":     true,   // true if trailing whitespace should be forbidden
    "undef":        true,   // true if variables must be declared before used
    "unused":       true,   // true to warn on variables that are defined but never used
    "white":        false,  // true if strict whitespace rules apply (see also 'indent' option)

    // relaxing options (false means potentially more warnings)

    "asi":          false,  // true to suppress warnings about missing semicolons
    "boss":         false,  // true if assignments should be allowed when comparison is expected
    "debug":        false,  // true if debugger statements should be allowed (set to false before going into production)
    "eqnull":       false,  // true to suppress warnings about `== null` comparisons
    "es5":          false,  // true if ECMAScript 5 syntax should be allowed
    "esnext":       false,  // true if ES.next features like `const` and `let` should be allowed
    "evil":         false,  // true if eval should be allowed
    "expr":         true,   // true if expressions should be allowed where an assignment or function call is expected
    "funcscope":    false,  // true to suppress warnings about variables declared inside control structures
    "globalstrict": false,  // true to suppress warnings about the use of global strict mode
    "iterator":     false,  // true to suppress warnings about the `__iterator__` property
    "lastsemic":    false,  // true to suppress warnings about semicolons only when the semicolon is omitted on the last line of a block
    "laxbreak":     true,   // true if statement breaks should not be checked
    "laxcomma":     false,  // true to suppress warnings about the comma-first style
    "loopfunc":     false,  // true to suppress warnings about creating functions inside loops
    "multistr":     false,  // true to suppress warnings about multi-line strings
    "onecase":      false,  // true to suppress warnings about switch statements with only a single case
    "proto":        false,  // true to suppress warnings about the `__proto__` property
    "regexdash":    false,  // true to suppress warnings about unescaped `-` as the end of a regular expression
    "scripturl":    false,  // true to suppress warnings about script-targeted URLs such as `javascript:...`
    "shadow":       false,  // true to suppress warnings about variable shadowing
    "smarttabs":    false,  // true to suppress warnings about mixed tabs and spaces
    "sub":          false,  // true if subscript notation may be used for expressions better expressed in dot notation
    "supernew":     false,  // true to suppress warnings about "weird" constructions like `new function () { ... }`

    // other options

    "indent":       4,      // number of spaces that should be used for indentation - used only if 'white' option is set
    "maxerr":       50,     // maximum number of warnings reported (per file)
    "maxlen":       150,    // maximum line length
    "passfail":     false,  // true if the scan should stop on first error (per file)

    // following are relevant only if undef = true

    "predef": [             // names of predefined global variables (as an array of strings)
        "Y", "YUI"
    ],

    // environments

    "browser":      true,   // true if the standard browser globals should be predefined
    "devel":        false,  // true if functions like alert, confirm, console, prompt etc. are predefined
    "node":         false,  // true if Node.js globals should be predefined
    "nonstandard":  true,   // true to allow nonstandard but widely adopted globals like `escape` and `unescape`
    "rhino":        false   // true if the Rhino environment globals should be predefined
}