| /*! | |
|  * is-extendable <https://github.com/jonschlinkert/is-extendable> | |
|  * | |
|  * Copyright (c) 2015, Jon Schlinkert. | |
|  * Licensed under the MIT License. | |
|  */ | |
| 
 | |
| 'use strict'; | |
| 
 | |
| module.exports = function isExtendable(val) { | |
|   return typeof val !== 'undefined' && val !== null | |
|     && (typeof val === 'object' || typeof val === 'function'); | |
| };
 |