Mario Romano 29df96a085 react app
2016-04-06 17:52:19 +01:00

53 lines
1.6 KiB
JavaScript

/**
* Copyright 2014 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @provides Object.es6
* @polyfill
*/
// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign
if (!Object.assign) {
Object.assign = function(target, sources) {
if (target === null || target === undefined) {
throw new TypeError('Object.assign target cannot be null or undefined');
}
var to = Object(target);
var hasOwnProperty = Object.prototype.hasOwnProperty;
for (var nextIndex = 1; nextIndex < arguments.length; nextIndex++) {
var nextSource = arguments[nextIndex];
if (nextSource === null || nextSource === undefined) {
continue;
}
var from = Object(nextSource);
// We don't currently support accessors nor proxies. Therefore this
// copy cannot throw. If we ever supported this then we must handle
// exceptions and side-effects.
for (var key in from) {
if (hasOwnProperty.call(from, key)) {
to[key] = from[key];
}
}
}
return to;
};
}