32 lines
705 B
JavaScript
32 lines
705 B
JavaScript
/**
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* Copyright 2004-present Facebook. All Rights Reserved.
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*/
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const hasOwnProperty = Object.prototype.hasOwnProperty;
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const _assign = function(to, from) {
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for (const key in from) {
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if (hasOwnProperty.call(from, key)) {
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to[key] = from[key];
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}
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}
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};
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export default Object.assign ||
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function(target, sources) {
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if (target == null) {
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throw new TypeError('Object.assign target cannot be null or undefined');
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}
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const to = Object(target);
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for (let nextIndex = 1; nextIndex < arguments.length; nextIndex++) {
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const nextSource = arguments[nextIndex];
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if (nextSource != null) {
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_assign(to, Object(nextSource));
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}
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}
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return to;
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};
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