| 123456789101112131415161718192021 | define(['./isObject', './_setup'], function (isObject, _setup) {  // Create a naked function reference for surrogate-prototype-swapping.  function ctor() {    return function(){};  }  // An internal function for creating a new object that inherits from another.  function baseCreate(prototype) {    if (!isObject(prototype)) return {};    if (_setup.nativeCreate) return _setup.nativeCreate(prototype);    var Ctor = ctor();    Ctor.prototype = prototype;    var result = new Ctor;    Ctor.prototype = null;    return result;  }  return baseCreate;});
 |