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41 lines
981 B
JavaScript
41 lines
981 B
JavaScript
6 years ago
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/*!
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* assign-symbols <https://github.com/jonschlinkert/assign-symbols>
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*
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* Copyright (c) 2015, Jon Schlinkert.
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* Licensed under the MIT License.
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*/
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'use strict';
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module.exports = function(receiver, objects) {
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if (receiver === null || typeof receiver === 'undefined') {
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throw new TypeError('expected first argument to be an object.');
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}
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if (typeof objects === 'undefined' || typeof Symbol === 'undefined') {
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return receiver;
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}
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if (typeof Object.getOwnPropertySymbols !== 'function') {
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return receiver;
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}
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var isEnumerable = Object.prototype.propertyIsEnumerable;
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var target = Object(receiver);
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var len = arguments.length, i = 0;
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while (++i < len) {
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var provider = Object(arguments[i]);
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var names = Object.getOwnPropertySymbols(provider);
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for (var j = 0; j < names.length; j++) {
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var key = names[j];
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if (isEnumerable.call(provider, key)) {
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target[key] = provider[key];
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}
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}
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}
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return target;
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};
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