51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
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/**
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* Copyright 2015, Yahoo! Inc.
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* Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
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*/
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'use strict';
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var REACT_STATICS = {
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childContextTypes: true,
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contextTypes: true,
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defaultProps: true,
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displayName: true,
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getDefaultProps: true,
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mixins: true,
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propTypes: true,
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type: true
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};
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var KNOWN_STATICS = {
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name: true,
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length: true,
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prototype: true,
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caller: true,
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arguments: true,
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arity: true
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};
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var isGetOwnPropertySymbolsAvailable = typeof Object.getOwnPropertySymbols === 'function';
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module.exports = function hoistNonReactStatics(targetComponent, sourceComponent, customStatics) {
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if (typeof sourceComponent !== 'string') { // don't hoist over string (html) components
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var keys = Object.getOwnPropertyNames(sourceComponent);
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/* istanbul ignore else */
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if (isGetOwnPropertySymbolsAvailable) {
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keys = keys.concat(Object.getOwnPropertySymbols(sourceComponent));
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}
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for (var i = 0; i < keys.length; ++i) {
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if (!REACT_STATICS[keys[i]] && !KNOWN_STATICS[keys[i]] && (!customStatics || !customStatics[keys[i]])) {
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try {
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targetComponent[keys[i]] = sourceComponent[keys[i]];
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} catch (error) {
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}
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}
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}
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}
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return targetComponent;
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};
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