25 lines
789 B
JavaScript
25 lines
789 B
JavaScript
'use strict';
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if (typeof Object.create === 'function') {
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// implementation from standard node.js 'util' module
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module.exports = function inherits(ctor, superCtor) {
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ctor.super_ = superCtor;
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ctor.prototype = Object.create(superCtor.prototype, {
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constructor: {
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value: ctor,
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enumerable: false,
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writable: true,
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configurable: true
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}
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});
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};
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} else {
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// old school shim for old browsers
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module.exports = function inherits(ctor, superCtor) {
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ctor.super_ = superCtor;
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var TempCtor = function TempCtor() {};
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TempCtor.prototype = superCtor.prototype;
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ctor.prototype = new TempCtor();
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ctor.prototype.constructor = ctor;
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};
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} |