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53 lines
1.4 KiB
53 lines
1.4 KiB
/** |
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* Copyright 2020 Google LLC. All Rights Reserved. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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/** |
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* Extends an object's prototype by another's. |
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* |
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* @param type1 The Type to be extended. |
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* @param type2 The Type to extend with. |
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* @ignore |
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*/ |
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// eslint-disable-next-line @typescript-eslint/no-explicit-any |
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export function extend(type1: any, type2: any): void { |
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// eslint-disable-next-line prefer-const |
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for (let property in type2.prototype) { |
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type1.prototype[property] = type2.prototype[property]; |
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} |
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} |
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export function abortEvent(e: Event | null) { |
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e = e || window.event; |
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if (e.stopPropagation) { |
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e.stopPropagation(); |
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} else { |
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e.cancelBubble = true; |
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} |
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if (e.preventDefault) { |
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e.preventDefault(); |
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} else { |
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e.returnValue = false; |
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} |
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} |
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export function stopPropagation(e: Event | null) { |
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e = e || window.event; |
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if (e.stopPropagation) { |
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e.stopPropagation(); |
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} else { |
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e.cancelBubble = true; |
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} |
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}
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