"use strict"; var _inherits = function (child, parent) { child.prototype = Object.create(parent && parent.prototype, { constructor: { value: child, enumerable: false, writable: true, configurable: true } }); if (parent) child.__proto__ = parent; }; var Test = function Test() { if (Foo) { Foo.apply(this, arguments); } }; _inherits(Test, Foo);