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https://github.com/ksyasuda/SubMiner.git
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feat(assets): bundle runtime assets and vendor dependencies
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119
vendor/yomitan/js/general/task-accumulator.js
vendored
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119
vendor/yomitan/js/general/task-accumulator.js
vendored
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/*
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* Copyright (C) 2023-2025 Yomitan Authors
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* Copyright (C) 2020-2022 Yomichan Authors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {log} from '../core/log.js';
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/**
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* @template [K=unknown]
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* @template [V=unknown]
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*/
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export class TaskAccumulator {
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/**
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* @param {(tasks: [key: ?K, task: import('task-accumulator').Task<V>][]) => Promise<void>} runTasks
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*/
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constructor(runTasks) {
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/** @type {?Promise<void>} */
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this._deferPromise = null;
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/** @type {?Promise<void>} */
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this._activePromise = null;
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/** @type {import('task-accumulator').Task<V>[]} */
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this._tasks = [];
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/** @type {import('task-accumulator').Task<V>[]} */
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this._tasksActive = [];
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/** @type {Map<K, import('task-accumulator').Task<V>>} */
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this._uniqueTasks = new Map();
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/** @type {Map<K, import('task-accumulator').Task<V>>} */
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this._uniqueTasksActive = new Map();
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/** @type {() => Promise<void>} */
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this._runTasksBind = this._runTasks.bind(this);
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/** @type {() => void} */
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this._tasksCompleteBind = this._tasksComplete.bind(this);
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/** @type {(tasks: [key: ?K, task: import('task-accumulator').Task<V>][]) => Promise<void>} */
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this._runTasksCallback = runTasks;
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}
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/**
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* @param {?K} key
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* @param {V} data
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* @returns {Promise<void>}
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*/
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enqueue(key, data) {
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if (this._deferPromise === null) {
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const promise = this._activePromise !== null ? this._activePromise : Promise.resolve();
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this._deferPromise = promise.then(this._runTasksBind);
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}
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/** @type {import('task-accumulator').Task<V>} */
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const task = {data, stale: false};
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if (key !== null) {
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const activeTaskInfo = this._uniqueTasksActive.get(key);
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if (typeof activeTaskInfo !== 'undefined') {
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activeTaskInfo.stale = true;
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}
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this._uniqueTasks.set(key, task);
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} else {
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this._tasks.push(task);
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}
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return this._deferPromise;
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}
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/**
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* @returns {Promise<void>}
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*/
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_runTasks() {
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this._deferPromise = null;
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// Swap
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[this._tasks, this._tasksActive] = [this._tasksActive, this._tasks];
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[this._uniqueTasks, this._uniqueTasksActive] = [this._uniqueTasksActive, this._uniqueTasks];
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const promise = this._runTasksAsync();
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this._activePromise = promise.then(this._tasksCompleteBind);
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return this._activePromise;
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}
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/**
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* @returns {Promise<void>}
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*/
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async _runTasksAsync() {
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try {
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/** @type {[key: ?K, task: import('task-accumulator').Task<V>][]} */
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const allTasks = [];
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for (const taskInfo of this._tasksActive) {
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allTasks.push([null, taskInfo]);
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}
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for (const [key, taskInfo] of this._uniqueTasksActive) {
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allTasks.push([key, taskInfo]);
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}
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await this._runTasksCallback(allTasks);
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} catch (e) {
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log.error(e);
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}
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}
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/**
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* @returns {void}
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*/
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_tasksComplete() {
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this._tasksActive.length = 0;
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this._uniqueTasksActive.clear();
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this._activePromise = null;
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}
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}
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