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Try new worker implementation. Disable workers for now.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,117 @@ | ||
| // const sysPath = require('path'); | ||
| // const {EventEmitter} = require('events'); | ||
| // let threads; | ||
| // try { | ||
| // threads = require('worker_threads'); | ||
| // } finally {} | ||
| // exports.enabled = true; | ||
|
|
||
| // // 1. no workers | ||
| // // main => processFile(file) => | ||
| // // 2. workers | ||
| // // main => processFile(file) => | ||
| // // pool.determineWorker(file) => | ||
| // // worker.postMessage(file) => | ||
| // // parentPort.postMessage(processed) | ||
| // // TODO: | ||
| // // this.workers = await WorkerPool.create(application.stripOpts(options)); | ||
| // class WorkerPool extends EventEmitter { | ||
| // // static instance; | ||
| // /** | ||
| // * @returns {Promise} | ||
| // */ | ||
| // static schedule(args) { | ||
| // if (!WorkerPool.instance) { | ||
| // throw new Error('No worker pool'); | ||
| // } | ||
| // return WorkerPool.instance.schedule(args); | ||
| // } | ||
|
|
||
| // static create(options) { | ||
| // return new Promise(resolve => { | ||
| // const pool = new WorkerPool(options); | ||
| // pool.once('ready', () => { | ||
| // resolve(pool); | ||
| // }); | ||
| // }) | ||
| // } | ||
|
|
||
| // constructor(options) { | ||
| // super(); | ||
|
|
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| // WorkerPool.instance = this; | ||
|
|
||
| // if (!threads) { | ||
| // throw new Error('Workers are not supported'); | ||
| // } | ||
| // const { Worker } = threads; | ||
|
|
||
| // const data = {workerData: {options}}; | ||
|
|
||
| // this.counter = 0; | ||
| // this.workers = []; | ||
| // const count = 6 || require('os').cpus().length; | ||
| // this.workersToInit = count - 1; | ||
|
|
||
| // const file = sysPath.join(__dirname, 'listen.js'); | ||
| // for (let i = 0; i < count - 1; i++) { | ||
| // this.workers.push(new Worker(file, data)); | ||
| // } | ||
| // for (let worker of this.workers) { | ||
| // worker.on('message', msg => this.handleWorkerMessage(msg)); | ||
| // worker.on('error', err => { throw err; }); | ||
| // worker.on('exit', () => { | ||
| // this.workers.splice(this.workers.indexOf(worker), 1); | ||
| // }); | ||
| // } | ||
| // } | ||
|
|
||
| // handleWorkerMessage(msg) { | ||
| // if (msg === 'ready') { | ||
| // this.workersToInit--; | ||
| // if (this.workersToInit === 0) { | ||
| // this.emit('ready'); | ||
| // } | ||
| // return; | ||
| // } | ||
| // this.emit(msg.id, msg.result); | ||
| // } | ||
|
|
||
| // schedule(args) { | ||
| // const counter = this.counter++; | ||
| // const worker = this.workers[counter % this.workers.length]; | ||
| // const id = counter.toString(); | ||
| // worker.postMessage({type: 'compile', id, args}); | ||
| // return new Promise(resolve => { | ||
| // this.once(id, resolve); | ||
| // }); | ||
| // } | ||
|
|
||
| // async dispose() { | ||
| // await Promise.all(this.workers.map(t => t.terminate())); | ||
| // } | ||
| // } | ||
| // WorkerPool.instance = undefined; | ||
|
|
||
| // if (threads && !threads.isMainThread) { | ||
| // async function initWorker() { | ||
| // const {isMainThread, parentPort, workerData} = require('worker_threads'); | ||
| // const application = require('../utils/config'); | ||
| // const pipeline = require('../fs_utils/pipeline'); | ||
| // const {options} = workerData; | ||
| // options.fromWorker = true; | ||
| // const [cfg, {plugins}] = await application.loadConfigAndPlugins(options); | ||
| // pipeline.setPlugins(plugins, cfg.npm.compilers); | ||
|
|
||
| // parentPort.on('message', async ({type, id, args}) => { | ||
| // if (type === 'compile') { | ||
| // const result = await pipeline.processFile(args[0], args[1]); | ||
| // parentPort.postMessage({type, id, result}); | ||
| // } | ||
| // }); | ||
| // parentPort.postMessage('ready'); | ||
| // } | ||
| // initWorker(); | ||
| // } | ||
|
|
||
| // module.exports = WorkerPool; |