var arrayize = require('arrayize');
 
// Empty array if passed undefined or null
arrayize();                     // => []
arrayize(null);                 // => []
 
// Original array if passed an array
arrayize([]);                   // => []
arrayize(['foo']);              // => [ 'foo' ]
arrayize(['foo','bar','baz']);  // => [ 'foo', 'bar', 'baz' ]
 
// Original value wrapped in an array if passed anything else
arrayize('foo');                // => [ 'foo' ]
arrayize(3);                    // => [ 3 ]
arrayize({foo:'bar'});          // => [ { foo: 'bar' } ]
arrayize(function() {});        // => [ [Function] ]
arrayize(new Date());           // => [ Wed Mar 05 2014 03:29:26 GMT-0800 (PST) ]
arrayize(/foo/);                // => [ /foo/ ]