67 lines
2.3 KiB
JavaScript
67 lines
2.3 KiB
JavaScript
"use strict";
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/**
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* Copyright 2022 Google LLC.
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* 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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var _a;
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.ProcessingQueue = void 0;
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const log_js_1 = require("./log.js");
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class ProcessingQueue {
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static LOGGER_PREFIX = `${log_js_1.LogType.debug}:queue`;
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#logger;
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#processor;
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#queue = [];
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// Flag to keep only 1 active processor.
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#isProcessing = false;
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constructor(processor, logger) {
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this.#processor = processor;
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this.#logger = logger;
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}
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add(entry, name) {
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this.#queue.push([entry, name]);
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// No need in waiting. Just initialize processor if needed.
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void this.#processIfNeeded();
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}
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async #processIfNeeded() {
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if (this.#isProcessing) {
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return;
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}
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this.#isProcessing = true;
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while (this.#queue.length > 0) {
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const arrayEntry = this.#queue.shift();
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if (!arrayEntry) {
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continue;
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}
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const [entryPromise, name] = arrayEntry;
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this.#logger?.(_a.LOGGER_PREFIX, 'Processing event:', name);
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await entryPromise
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.then((entry) => {
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if (entry.kind === 'error') {
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this.#logger?.(log_js_1.LogType.debugError, 'Event threw before sending:', entry.error.message, entry.error.stack);
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return;
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}
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return this.#processor(entry.value);
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})
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.catch((error) => {
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this.#logger?.(log_js_1.LogType.debugError, 'Event was not processed:', error?.message);
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});
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}
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this.#isProcessing = false;
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}
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}
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exports.ProcessingQueue = ProcessingQueue;
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_a = ProcessingQueue;
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//# sourceMappingURL=ProcessingQueue.js.map
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