5d0c9ec7eb
Interactive Angular 19 demo for @sda/notification-elements-ui with 6 sections: Bell & Feed, Notification Center, Inbox, Comments & Threads, Mention Input, and Full-Featured layout. Includes mock data, dark mode toggle, and real-time event log. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
743 lines
32 KiB
JavaScript
743 lines
32 KiB
JavaScript
"use strict";
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var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
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if (kind === "m") throw new TypeError("Private method is not writable");
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if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
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if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
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return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
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};
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var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
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if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
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if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
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return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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var _DirectlyTransferable_value, _ArrayBufferViewTransferable_view, _Piscina_pool;
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FixedQueue = exports.version = exports.queueOptionsSymbol = exports.valueSymbol = exports.transferableSymbol = exports.Piscina = exports.workerData = exports.isWorkerThread = exports.move = void 0;
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const node_worker_threads_1 = require("node:worker_threads");
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const node_events_1 = require("node:events");
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const node_path_1 = require("node:path");
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const node_util_1 = require("node:util");
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const node_perf_hooks_1 = require("node:perf_hooks");
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const promises_1 = require("node:timers/promises");
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const node_assert_1 = __importDefault(require("node:assert"));
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const package_json_1 = require("../package.json");
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Object.defineProperty(exports, "version", { enumerable: true, get: function () { return package_json_1.version; } });
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const symbols_1 = require("./symbols");
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Object.defineProperty(exports, "queueOptionsSymbol", { enumerable: true, get: function () { return symbols_1.kQueueOptions; } });
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Object.defineProperty(exports, "transferableSymbol", { enumerable: true, get: function () { return symbols_1.kTransferable; } });
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Object.defineProperty(exports, "valueSymbol", { enumerable: true, get: function () { return symbols_1.kValue; } });
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const task_queue_1 = require("./task_queue");
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Object.defineProperty(exports, "FixedQueue", { enumerable: true, get: function () { return task_queue_1.FixedQueue; } });
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const worker_pool_1 = require("./worker_pool");
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const abort_1 = require("./abort");
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const errors_1 = require("./errors");
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const common_1 = require("./common");
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const cpuParallelism = (0, common_1.getAvailableParallelism)();
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const kDefaultOptions = {
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filename: null,
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name: 'default',
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minThreads: Math.max(Math.floor(cpuParallelism / 2), 1),
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maxThreads: cpuParallelism * 1.5,
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idleTimeout: 0,
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maxQueue: Infinity,
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concurrentTasksPerWorker: 1,
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useAtomics: true,
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taskQueue: new task_queue_1.ArrayTaskQueue(),
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niceIncrement: 0,
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trackUnmanagedFds: true,
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closeTimeout: 30000,
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recordTiming: true
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};
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const kDefaultRunOptions = {
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transferList: undefined,
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filename: null,
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signal: null,
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name: null
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};
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const kDefaultCloseOptions = {
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force: false
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};
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class DirectlyTransferable {
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constructor(value) {
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_DirectlyTransferable_value.set(this, void 0);
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__classPrivateFieldSet(this, _DirectlyTransferable_value, value, "f");
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}
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get [(_DirectlyTransferable_value = new WeakMap(), symbols_1.kTransferable)]() { return __classPrivateFieldGet(this, _DirectlyTransferable_value, "f"); }
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get [symbols_1.kValue]() { return __classPrivateFieldGet(this, _DirectlyTransferable_value, "f"); }
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}
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class ArrayBufferViewTransferable {
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constructor(view) {
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_ArrayBufferViewTransferable_view.set(this, void 0);
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__classPrivateFieldSet(this, _ArrayBufferViewTransferable_view, view, "f");
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}
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get [(_ArrayBufferViewTransferable_view = new WeakMap(), symbols_1.kTransferable)]() { return __classPrivateFieldGet(this, _ArrayBufferViewTransferable_view, "f").buffer; }
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get [symbols_1.kValue]() { return __classPrivateFieldGet(this, _ArrayBufferViewTransferable_view, "f"); }
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}
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class ThreadPool {
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constructor(publicInterface, options) {
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var _a;
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this.skipQueue = [];
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this.completed = 0;
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this.start = node_perf_hooks_1.performance.now();
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this.inProcessPendingMessages = false;
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this.startingUp = false;
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this.closingUp = false;
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this.workerFailsDuringBootstrap = false;
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this.destroying = false;
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this.publicInterface = publicInterface;
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this.taskQueue = options.taskQueue || new task_queue_1.ArrayTaskQueue();
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const filename = options.filename ? (0, common_1.maybeFileURLToPath)(options.filename) : null;
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this.options = { ...kDefaultOptions, ...options, filename, maxQueue: 0 };
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if (this.options.recordTiming) {
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this.runTime = (0, node_perf_hooks_1.createHistogram)();
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this.waitTime = (0, node_perf_hooks_1.createHistogram)();
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}
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// The >= and <= could be > and < but this way we get 100 % coverage 🙃
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if (options.maxThreads !== undefined &&
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this.options.minThreads >= options.maxThreads) {
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this.options.minThreads = options.maxThreads;
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}
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if (options.minThreads !== undefined &&
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this.options.maxThreads <= options.minThreads) {
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this.options.maxThreads = options.minThreads;
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}
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if (options.maxQueue === 'auto') {
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this.options.maxQueue = this.options.maxThreads ** 2;
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}
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else {
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this.options.maxQueue = (_a = options.maxQueue) !== null && _a !== void 0 ? _a : kDefaultOptions.maxQueue;
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}
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this.workers = new worker_pool_1.AsynchronouslyCreatedResourcePool(this.options.concurrentTasksPerWorker);
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this.workers.onAvailable((w) => this._onWorkerAvailable(w));
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this.startingUp = true;
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this._ensureMinimumWorkers();
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this.startingUp = false;
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this.needsDrain = false;
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}
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_ensureMinimumWorkers() {
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if (this.closingUp || this.destroying) {
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return;
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}
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while (this.workers.size < this.options.minThreads) {
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this._addNewWorker();
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}
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}
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_addNewWorker() {
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const pool = this;
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const worker = new node_worker_threads_1.Worker((0, node_path_1.resolve)(__dirname, 'worker.js'), {
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env: this.options.env,
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argv: this.options.argv,
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execArgv: this.options.execArgv,
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resourceLimits: this.options.resourceLimits,
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workerData: this.options.workerData,
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trackUnmanagedFds: this.options.trackUnmanagedFds
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});
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const { port1, port2 } = new node_worker_threads_1.MessageChannel();
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const workerInfo = new worker_pool_1.WorkerInfo(worker, port1, onMessage);
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if (this.startingUp) {
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// There is no point in waiting for the initial set of Workers to indicate
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// that they are ready, we just mark them as such from the start.
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workerInfo.markAsReady();
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}
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const message = {
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filename: this.options.filename,
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name: this.options.name,
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port: port2,
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sharedBuffer: workerInfo.sharedBuffer,
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useAtomics: this.options.useAtomics,
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niceIncrement: this.options.niceIncrement
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};
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worker.postMessage(message, [port2]);
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function onMessage(message) {
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const { taskId, result } = message;
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// In case of success: Call the callback that was passed to `runTask`,
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// remove the `TaskInfo` associated with the Worker, which marks it as
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// free again.
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const taskInfo = workerInfo.taskInfos.get(taskId);
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workerInfo.taskInfos.delete(taskId);
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pool.workers.maybeAvailable(workerInfo);
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/* istanbul ignore if */
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if (taskInfo === undefined) {
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const err = new Error(`Unexpected message from Worker: ${(0, node_util_1.inspect)(message)}`);
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pool.publicInterface.emit('error', err);
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}
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else {
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taskInfo.done(message.error, result);
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}
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pool._processPendingMessages();
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}
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function onReady() {
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if (workerInfo.currentUsage() === 0) {
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workerInfo.unref();
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}
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if (!workerInfo.isReady()) {
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workerInfo.markAsReady();
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}
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}
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function onEventMessage(message) {
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pool.publicInterface.emit('message', message);
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}
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worker.on('message', (message) => {
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message instanceof Object && common_1.READY in message ? onReady() : onEventMessage(message);
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});
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worker.on('error', (err) => {
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this._onError(worker, workerInfo, err, false);
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});
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worker.on('exit', (exitCode) => {
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if (this.destroying) {
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return;
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}
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const err = new Error(`worker exited with code: ${exitCode}`);
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// Only error unfinished tasks on process exit, since there are legitimate
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// reasons to exit workers and we want to handle that gracefully when possible.
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this._onError(worker, workerInfo, err, true);
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});
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worker.unref();
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port1.on('close', () => {
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// The port is only closed if the Worker stops for some reason, but we
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// always .unref() the Worker itself. We want to receive e.g. 'error'
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// events on it, so we ref it once we know it's going to exit anyway.
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worker.ref();
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});
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this.workers.add(workerInfo);
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}
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_onError(worker, workerInfo, err, onlyErrorUnfinishedTasks) {
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// Work around the bug in https://github.com/nodejs/node/pull/33394
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worker.ref = () => { };
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const taskInfos = [...workerInfo.taskInfos.values()];
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workerInfo.taskInfos.clear();
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// Remove the worker from the list and potentially start a new Worker to
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// replace the current one.
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this._removeWorker(workerInfo);
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if (workerInfo.isReady() && !this.workerFailsDuringBootstrap) {
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this._ensureMinimumWorkers();
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}
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else {
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// Do not start new workers over and over if they already fail during
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// bootstrap, there's no point.
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this.workerFailsDuringBootstrap = true;
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}
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if (taskInfos.length > 0) {
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// If there are remaining unfinished tasks, call the callback that was
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// passed to `postTask` with the error
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for (const taskInfo of taskInfos) {
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taskInfo.done(err, null);
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}
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}
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else if (!onlyErrorUnfinishedTasks) {
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// If there are no unfinished tasks, instead emit an 'error' event
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this.publicInterface.emit('error', err);
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}
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}
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_processPendingMessages() {
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if (this.inProcessPendingMessages || !this.options.useAtomics) {
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return;
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}
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this.inProcessPendingMessages = true;
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try {
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for (const workerInfo of this.workers) {
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workerInfo.processPendingMessages();
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}
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}
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finally {
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this.inProcessPendingMessages = false;
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}
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}
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_removeWorker(workerInfo) {
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workerInfo.destroy();
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this.workers.delete(workerInfo);
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}
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_onWorkerAvailable(workerInfo) {
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var _a;
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while ((this.taskQueue.size > 0 || this.skipQueue.length > 0) &&
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workerInfo.currentUsage() < this.options.concurrentTasksPerWorker) {
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// The skipQueue will have tasks that we previously shifted off
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// the task queue but had to skip over... we have to make sure
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// we drain that before we drain the taskQueue.
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const taskInfo = this.skipQueue.shift() ||
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this.taskQueue.shift();
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// If the task has an abortSignal and the worker has any other
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// tasks, we cannot distribute the task to it. Skip for now.
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if (taskInfo.abortSignal && workerInfo.taskInfos.size > 0) {
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this.skipQueue.push(taskInfo);
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break;
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}
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const now = node_perf_hooks_1.performance.now();
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(_a = this.waitTime) === null || _a === void 0 ? void 0 : _a.record((0, common_1.toHistogramIntegerNano)(now - taskInfo.created));
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taskInfo.started = now;
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workerInfo.postTask(taskInfo);
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this._maybeDrain();
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return;
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}
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if (workerInfo.taskInfos.size === 0 &&
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this.workers.size > this.options.minThreads) {
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workerInfo.idleTimeout = setTimeout(() => {
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node_assert_1.default.strictEqual(workerInfo.taskInfos.size, 0);
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if (this.workers.size > this.options.minThreads) {
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this._removeWorker(workerInfo);
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}
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}, this.options.idleTimeout).unref();
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}
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}
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runTask(task, options) {
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var _a, _b;
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let { filename, name } = options;
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const { transferList = [] } = options;
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if (filename == null) {
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filename = this.options.filename;
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}
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if (name == null) {
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name = this.options.name;
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}
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if (typeof filename !== 'string') {
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return Promise.reject(errors_1.Errors.FilenameNotProvided());
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}
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filename = (0, common_1.maybeFileURLToPath)(filename);
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let signal;
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if (this.closingUp) {
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const closingUpAbortController = new AbortController();
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closingUpAbortController.abort('queue is closing up');
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signal = closingUpAbortController.signal;
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}
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else {
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signal = (_a = options.signal) !== null && _a !== void 0 ? _a : null;
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}
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let resolve;
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let reject;
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// eslint-disable-next-line
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const ret = new Promise((res, rej) => { resolve = res; reject = rej; });
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const taskInfo = new task_queue_1.TaskInfo(task, transferList, filename, name, (err, result) => {
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var _a;
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this.completed++;
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if (taskInfo.started) {
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(_a = this.runTime) === null || _a === void 0 ? void 0 : _a.record((0, common_1.toHistogramIntegerNano)(node_perf_hooks_1.performance.now() - taskInfo.started));
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}
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if (err !== null) {
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reject(err);
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}
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else {
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resolve(result);
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}
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this._maybeDrain();
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}, signal, this.publicInterface.asyncResource.asyncId());
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if (signal !== null) {
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// If the AbortSignal has an aborted property and it's truthy,
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// reject immediately.
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if (signal.aborted) {
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return Promise.reject(new abort_1.AbortError(signal.reason));
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}
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taskInfo.abortListener = () => {
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// Call reject() first to make sure we always reject with the AbortError
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// if the task is aborted, not with an Error from the possible
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// thread termination below.
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reject(new abort_1.AbortError(signal.reason));
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if (taskInfo.workerInfo !== null) {
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// Already running: We cancel the Worker this is running on.
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this._removeWorker(taskInfo.workerInfo);
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this._ensureMinimumWorkers();
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}
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else {
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// Not yet running: Remove it from the queue.
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this.taskQueue.remove(taskInfo);
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}
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};
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(0, abort_1.onabort)(signal, taskInfo.abortListener);
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}
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// If there is a task queue, there's no point in looking for an available
|
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// Worker thread. Add this task to the queue, if possible.
|
|
if (this.taskQueue.size > 0) {
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const totalCapacity = this.options.maxQueue + this.pendingCapacity();
|
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if (this.taskQueue.size >= totalCapacity) {
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if (this.options.maxQueue === 0) {
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return Promise.reject(errors_1.Errors.NoTaskQueueAvailable());
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}
|
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else {
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return Promise.reject(errors_1.Errors.TaskQueueAtLimit());
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}
|
|
}
|
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else {
|
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if (this.workers.size < this.options.maxThreads) {
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this._addNewWorker();
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}
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this.taskQueue.push(taskInfo);
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}
|
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this._maybeDrain();
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return ret;
|
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}
|
|
// Look for a Worker with a minimum number of tasks it is currently running.
|
|
let workerInfo = this.workers.findAvailable();
|
|
// If we want the ability to abort this task, use only workers that have
|
|
// no running tasks.
|
|
if (workerInfo !== null && workerInfo.currentUsage() > 0 && signal) {
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workerInfo = null;
|
|
}
|
|
// If no Worker was found, or that Worker was handling another task in some
|
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// way, and we still have the ability to spawn new threads, do so.
|
|
let waitingForNewWorker = false;
|
|
if ((workerInfo === null || workerInfo.currentUsage() > 0) &&
|
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this.workers.size < this.options.maxThreads) {
|
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this._addNewWorker();
|
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waitingForNewWorker = true;
|
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}
|
|
// If no Worker is found, try to put the task into the queue.
|
|
if (workerInfo === null) {
|
|
if (this.options.maxQueue <= 0 && !waitingForNewWorker) {
|
|
return Promise.reject(errors_1.Errors.NoTaskQueueAvailable());
|
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}
|
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else {
|
|
this.taskQueue.push(taskInfo);
|
|
}
|
|
this._maybeDrain();
|
|
return ret;
|
|
}
|
|
// TODO(addaleax): Clean up the waitTime/runTime recording.
|
|
const now = node_perf_hooks_1.performance.now();
|
|
(_b = this.waitTime) === null || _b === void 0 ? void 0 : _b.record((0, common_1.toHistogramIntegerNano)(now - taskInfo.created));
|
|
taskInfo.started = now;
|
|
workerInfo.postTask(taskInfo);
|
|
this._maybeDrain();
|
|
return ret;
|
|
}
|
|
pendingCapacity() {
|
|
return this.workers.pendingItems.size *
|
|
this.options.concurrentTasksPerWorker;
|
|
}
|
|
_maybeDrain() {
|
|
const totalCapacity = this.options.maxQueue + this.pendingCapacity();
|
|
const totalQueueSize = this.taskQueue.size + this.skipQueue.length;
|
|
if (totalQueueSize === 0) {
|
|
this.needsDrain = false;
|
|
this.publicInterface.emit('drain');
|
|
}
|
|
if (totalQueueSize >= totalCapacity) {
|
|
this.needsDrain = true;
|
|
this.publicInterface.emit('needsDrain');
|
|
}
|
|
}
|
|
async destroy() {
|
|
this.destroying = true;
|
|
while (this.skipQueue.length > 0) {
|
|
const taskInfo = this.skipQueue.shift();
|
|
taskInfo.done(new Error('Terminating worker thread'));
|
|
}
|
|
while (this.taskQueue.size > 0) {
|
|
const taskInfo = this.taskQueue.shift();
|
|
taskInfo.done(new Error('Terminating worker thread'));
|
|
}
|
|
const exitEvents = [];
|
|
while (this.workers.size > 0) {
|
|
const [workerInfo] = this.workers;
|
|
exitEvents.push((0, node_events_1.once)(workerInfo.worker, 'exit'));
|
|
this._removeWorker(workerInfo);
|
|
}
|
|
try {
|
|
await Promise.all(exitEvents);
|
|
}
|
|
finally {
|
|
this.destroying = false;
|
|
}
|
|
}
|
|
async close(options) {
|
|
this.closingUp = true;
|
|
if (options.force) {
|
|
const skipQueueLength = this.skipQueue.length;
|
|
for (let i = 0; i < skipQueueLength; i++) {
|
|
const taskInfo = this.skipQueue.shift();
|
|
if (taskInfo.workerInfo === null) {
|
|
taskInfo.done(new abort_1.AbortError('pool is closed'));
|
|
}
|
|
else {
|
|
this.skipQueue.push(taskInfo);
|
|
}
|
|
}
|
|
const taskQueueLength = this.taskQueue.size;
|
|
for (let i = 0; i < taskQueueLength; i++) {
|
|
const taskInfo = this.taskQueue.shift();
|
|
if (taskInfo.workerInfo === null) {
|
|
taskInfo.done(new abort_1.AbortError('pool is closed'));
|
|
}
|
|
else {
|
|
this.taskQueue.push(taskInfo);
|
|
}
|
|
}
|
|
}
|
|
const onPoolFlushed = () => new Promise((resolve) => {
|
|
const numberOfWorkers = this.workers.size;
|
|
if (numberOfWorkers === 0) {
|
|
resolve();
|
|
return;
|
|
}
|
|
let numberOfWorkersDone = 0;
|
|
const checkIfWorkerIsDone = (workerInfo) => {
|
|
if (workerInfo.taskInfos.size === 0) {
|
|
numberOfWorkersDone++;
|
|
}
|
|
if (numberOfWorkers === numberOfWorkersDone) {
|
|
resolve();
|
|
}
|
|
};
|
|
for (const workerInfo of this.workers) {
|
|
checkIfWorkerIsDone(workerInfo);
|
|
workerInfo.port.on('message', () => checkIfWorkerIsDone(workerInfo));
|
|
}
|
|
});
|
|
const throwOnTimeOut = async (timeout) => {
|
|
await (0, promises_1.setTimeout)(timeout);
|
|
throw errors_1.Errors.CloseTimeout();
|
|
};
|
|
try {
|
|
await Promise.race([
|
|
onPoolFlushed(),
|
|
throwOnTimeOut(this.options.closeTimeout)
|
|
]);
|
|
}
|
|
catch (error) {
|
|
this.publicInterface.emit('error', error);
|
|
}
|
|
finally {
|
|
await this.destroy();
|
|
this.publicInterface.emit('close');
|
|
this.closingUp = false;
|
|
}
|
|
}
|
|
}
|
|
class Piscina extends node_events_1.EventEmitterAsyncResource {
|
|
constructor(options = {}) {
|
|
super({ ...options, name: 'Piscina' });
|
|
_Piscina_pool.set(this, void 0);
|
|
if (typeof options.filename !== 'string' && options.filename != null) {
|
|
throw new TypeError('options.filename must be a string or null');
|
|
}
|
|
if (typeof options.name !== 'string' && options.name != null) {
|
|
throw new TypeError('options.name must be a string or null');
|
|
}
|
|
if (options.minThreads !== undefined &&
|
|
(typeof options.minThreads !== 'number' || options.minThreads < 0)) {
|
|
throw new TypeError('options.minThreads must be a non-negative integer');
|
|
}
|
|
if (options.maxThreads !== undefined &&
|
|
(typeof options.maxThreads !== 'number' || options.maxThreads < 1)) {
|
|
throw new TypeError('options.maxThreads must be a positive integer');
|
|
}
|
|
if (options.minThreads !== undefined && options.maxThreads !== undefined &&
|
|
options.minThreads > options.maxThreads) {
|
|
throw new RangeError('options.minThreads and options.maxThreads must not conflict');
|
|
}
|
|
if (options.idleTimeout !== undefined &&
|
|
(typeof options.idleTimeout !== 'number' || options.idleTimeout < 0)) {
|
|
throw new TypeError('options.idleTimeout must be a non-negative integer');
|
|
}
|
|
if (options.maxQueue !== undefined &&
|
|
options.maxQueue !== 'auto' &&
|
|
(typeof options.maxQueue !== 'number' || options.maxQueue < 0)) {
|
|
throw new TypeError('options.maxQueue must be a non-negative integer');
|
|
}
|
|
if (options.concurrentTasksPerWorker !== undefined &&
|
|
(typeof options.concurrentTasksPerWorker !== 'number' ||
|
|
options.concurrentTasksPerWorker < 1)) {
|
|
throw new TypeError('options.concurrentTasksPerWorker must be a positive integer');
|
|
}
|
|
if (options.useAtomics !== undefined &&
|
|
typeof options.useAtomics !== 'boolean') {
|
|
throw new TypeError('options.useAtomics must be a boolean value');
|
|
}
|
|
if (options.resourceLimits !== undefined &&
|
|
(typeof options.resourceLimits !== 'object' ||
|
|
options.resourceLimits === null)) {
|
|
throw new TypeError('options.resourceLimits must be an object');
|
|
}
|
|
if (options.taskQueue !== undefined && !(0, task_queue_1.isTaskQueue)(options.taskQueue)) {
|
|
throw new TypeError('options.taskQueue must be a TaskQueue object');
|
|
}
|
|
if (options.niceIncrement !== undefined &&
|
|
(typeof options.niceIncrement !== 'number' || (options.niceIncrement < 0 && process.platform !== 'win32'))) {
|
|
throw new TypeError('options.niceIncrement must be a non-negative integer on Unix systems');
|
|
}
|
|
if (options.trackUnmanagedFds !== undefined &&
|
|
typeof options.trackUnmanagedFds !== 'boolean') {
|
|
throw new TypeError('options.trackUnmanagedFds must be a boolean value');
|
|
}
|
|
if (options.closeTimeout !== undefined && (typeof options.closeTimeout !== 'number' || options.closeTimeout < 0)) {
|
|
throw new TypeError('options.closeTimeout must be a non-negative integer');
|
|
}
|
|
__classPrivateFieldSet(this, _Piscina_pool, new ThreadPool(this, options), "f");
|
|
}
|
|
/** @deprecated Use run(task, options) instead **/
|
|
runTask(task, transferList, filename, signal) {
|
|
// If transferList is a string or AbortSignal, shift it.
|
|
if ((typeof transferList === 'object' && !Array.isArray(transferList)) ||
|
|
typeof transferList === 'string') {
|
|
signal = filename;
|
|
filename = transferList;
|
|
transferList = undefined;
|
|
}
|
|
// If filename is an AbortSignal, shift it.
|
|
if (typeof filename === 'object' && !Array.isArray(filename)) {
|
|
signal = filename;
|
|
filename = undefined;
|
|
}
|
|
if (transferList !== undefined && !Array.isArray(transferList)) {
|
|
return Promise.reject(new TypeError('transferList argument must be an Array'));
|
|
}
|
|
if (filename !== undefined && typeof filename !== 'string') {
|
|
return Promise.reject(new TypeError('filename argument must be a string'));
|
|
}
|
|
if (signal !== undefined && typeof signal !== 'object') {
|
|
return Promise.reject(new TypeError('signal argument must be an object'));
|
|
}
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").runTask(task, {
|
|
transferList,
|
|
filename: filename || null,
|
|
name: 'default',
|
|
signal: signal || null
|
|
});
|
|
}
|
|
run(task, options = kDefaultRunOptions) {
|
|
if (options === null || typeof options !== 'object') {
|
|
return Promise.reject(new TypeError('options must be an object'));
|
|
}
|
|
const { transferList, filename, name, signal } = options;
|
|
if (transferList !== undefined && !Array.isArray(transferList)) {
|
|
return Promise.reject(new TypeError('transferList argument must be an Array'));
|
|
}
|
|
if (filename != null && typeof filename !== 'string') {
|
|
return Promise.reject(new TypeError('filename argument must be a string'));
|
|
}
|
|
if (name != null && typeof name !== 'string') {
|
|
return Promise.reject(new TypeError('name argument must be a string'));
|
|
}
|
|
if (signal != null && typeof signal !== 'object') {
|
|
return Promise.reject(new TypeError('signal argument must be an object'));
|
|
}
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").runTask(task, { transferList, filename, name, signal });
|
|
}
|
|
async close(options = kDefaultCloseOptions) {
|
|
if (options === null || typeof options !== 'object') {
|
|
throw TypeError('options must be an object');
|
|
}
|
|
let { force } = options;
|
|
if (force !== undefined && typeof force !== 'boolean') {
|
|
return Promise.reject(new TypeError('force argument must be a boolean'));
|
|
}
|
|
force !== null && force !== void 0 ? force : (force = kDefaultCloseOptions.force);
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").close({
|
|
force
|
|
});
|
|
}
|
|
destroy() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").destroy();
|
|
}
|
|
get maxThreads() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").options.maxThreads;
|
|
}
|
|
get minThreads() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").options.minThreads;
|
|
}
|
|
get options() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").options;
|
|
}
|
|
get threads() {
|
|
const ret = [];
|
|
for (const workerInfo of __classPrivateFieldGet(this, _Piscina_pool, "f").workers) {
|
|
ret.push(workerInfo.worker);
|
|
}
|
|
return ret;
|
|
}
|
|
get queueSize() {
|
|
const pool = __classPrivateFieldGet(this, _Piscina_pool, "f");
|
|
return Math.max(pool.taskQueue.size - pool.pendingCapacity(), 0);
|
|
}
|
|
get completed() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").completed;
|
|
}
|
|
get waitTime() {
|
|
if (!__classPrivateFieldGet(this, _Piscina_pool, "f").waitTime) {
|
|
return null;
|
|
}
|
|
return (0, common_1.createHistogramSummary)(__classPrivateFieldGet(this, _Piscina_pool, "f").waitTime);
|
|
}
|
|
get runTime() {
|
|
if (!__classPrivateFieldGet(this, _Piscina_pool, "f").runTime) {
|
|
return null;
|
|
}
|
|
return (0, common_1.createHistogramSummary)(__classPrivateFieldGet(this, _Piscina_pool, "f").runTime);
|
|
}
|
|
get utilization() {
|
|
if (!__classPrivateFieldGet(this, _Piscina_pool, "f").runTime) {
|
|
return 0;
|
|
}
|
|
// count is available as of Node.js v16.14.0 but not present in the types
|
|
const count = __classPrivateFieldGet(this, _Piscina_pool, "f").runTime.count;
|
|
if (count === 0) {
|
|
return 0;
|
|
}
|
|
// The capacity is the max compute time capacity of the
|
|
// pool to this point in time as determined by the length
|
|
// of time the pool has been running multiplied by the
|
|
// maximum number of threads.
|
|
const capacity = this.duration * __classPrivateFieldGet(this, _Piscina_pool, "f").options.maxThreads;
|
|
const totalMeanRuntime = (__classPrivateFieldGet(this, _Piscina_pool, "f").runTime.mean / 1000) * count;
|
|
// We calculate the appoximate pool utilization by multiplying
|
|
// the mean run time of all tasks by the number of runtime
|
|
// samples taken and dividing that by the capacity. The
|
|
// theory here is that capacity represents the absolute upper
|
|
// limit of compute time this pool could ever attain (but
|
|
// never will for a variety of reasons. Multiplying the
|
|
// mean run time by the number of tasks sampled yields an
|
|
// approximation of the realized compute time. The utilization
|
|
// then becomes a point-in-time measure of how active the
|
|
// pool is.
|
|
return totalMeanRuntime / capacity;
|
|
}
|
|
get duration() {
|
|
return node_perf_hooks_1.performance.now() - __classPrivateFieldGet(this, _Piscina_pool, "f").start;
|
|
}
|
|
get needsDrain() {
|
|
return __classPrivateFieldGet(this, _Piscina_pool, "f").needsDrain;
|
|
}
|
|
static get isWorkerThread() {
|
|
return common_1.commonState.isWorkerThread;
|
|
}
|
|
static get workerData() {
|
|
return common_1.commonState.workerData;
|
|
}
|
|
static get version() {
|
|
return package_json_1.version;
|
|
}
|
|
static get Piscina() {
|
|
return Piscina;
|
|
}
|
|
static get FixedQueue() {
|
|
return task_queue_1.FixedQueue;
|
|
}
|
|
static get ArrayTaskQueue() {
|
|
return task_queue_1.ArrayTaskQueue;
|
|
}
|
|
static move(val) {
|
|
if (val != null && typeof val === 'object' && typeof val !== 'function') {
|
|
if (!(0, common_1.isTransferable)(val)) {
|
|
if (node_util_1.types.isArrayBufferView(val)) {
|
|
val = new ArrayBufferViewTransferable(val);
|
|
}
|
|
else {
|
|
val = new DirectlyTransferable(val);
|
|
}
|
|
}
|
|
(0, common_1.markMovable)(val);
|
|
}
|
|
return val;
|
|
}
|
|
static get transferableSymbol() { return symbols_1.kTransferable; }
|
|
static get valueSymbol() { return symbols_1.kValue; }
|
|
static get queueOptionsSymbol() { return symbols_1.kQueueOptions; }
|
|
}
|
|
exports.Piscina = Piscina;
|
|
_Piscina_pool = new WeakMap();
|
|
exports.default = Piscina;
|
|
exports.move = Piscina.move;
|
|
exports.isWorkerThread = Piscina.isWorkerThread;
|
|
exports.workerData = Piscina.workerData;
|
|
//# sourceMappingURL=index.js.map
|