38 lines
1.2 KiB
JavaScript
38 lines
1.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.eventsHelper = void 0;
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/**
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* Copyright 2017 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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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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class EventsHelper {
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static addEventListener(emitter, eventName, handler) {
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emitter.on(eventName, handler);
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return {
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emitter,
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eventName,
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handler
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};
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}
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static removeEventListeners(listeners) {
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for (const listener of listeners) listener.emitter.removeListener(listener.eventName, listener.handler);
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listeners.splice(0, listeners.length);
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}
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}
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const eventsHelper = exports.eventsHelper = EventsHelper; |