gecko-dev/devtools/shared/extend.js

16 строки
547 B
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
/**
* Utility function, that is useful for creating objects that inherit from other
* objects, without associated classes.
*
* Replacement for `extends` API from "sdk/core/heritage".
*/
exports.extend = function(prototype, properties) {
return Object.create(prototype, Object.getOwnPropertyDescriptors(properties));
};