X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=lib%2Ffixed.js;h=8d899d57bb4ed00a54e4d1a1f2093641d8bd3f77;hb=a3c8691eb5bd772a43746fd5860d54a786463039;hp=833ae7b6f1f048c8ff0a92e7eb42a1bdacd36b78;hpb=766e51a0c50e4aadad5f8c65a2b6689d91ba75d8;p=poolifier.git diff --git a/lib/fixed.js b/lib/fixed.js index 833ae7b6..8d899d57 100644 --- a/lib/fixed.js +++ b/lib/fixed.js @@ -2,9 +2,9 @@ const { Worker, isMainThread, MessageChannel, SHARE_ENV } = require('worker_threads') -const { generateID } = require('./util') function empty () {} +const _void = {} /** * A thread pool with a static number of threads , is possible to execute tasks in sync or async mode as you prefer.
* This pool will select the worker thread in a round robin fashion.
@@ -26,6 +26,7 @@ class FixedThreadPool { this.nextWorker = 0 this.opts = opts || { maxTasks: 1000 } this.filePath = filePath + this._id = 0 // threadId as key and an integer value this.tasks = new Map() for (let i = 1; i <= numThreads; i++) { @@ -48,9 +49,9 @@ class FixedThreadPool { // configure worker to handle message with the specified task const worker = this._chooseWorker() this.tasks.set(worker, this.tasks.get(worker) + 1) - const id = generateID() + const id = ++this._id const res = this._execute(worker, id) - worker.postMessage({ data: data, _id: id }) + worker.postMessage({ data: data || _void, _id: id }) return res } @@ -60,7 +61,8 @@ class FixedThreadPool { if (message._id === id) { worker.port2.removeListener('message', listener) this.tasks.set(worker, this.tasks.get(worker) - 1) - resolve(message.data) + if (message.error) reject(message.error) + else resolve(message.data) } } worker.port2.on('message', listener)