* It will first check for and return an idle thread.
* If all threads are busy, then it will try to create a new one up to the `max` thread count.
* If the max thread count is reached, the emitter will emit a `FullPool` event and it will fall back to using a round robin algorithm to distribute the load.
+ *
+ * @returns Thread worker.
*/
protected chooseWorker (): ThreadWorkerWithMessageChannel {
let worker: ThreadWorkerWithMessageChannel | undefined
}
if (worker) {
- // a worker is free, use it
+ // A worker is free, use it
return worker
} else {
if (this.workers.length === this.max) {
this.emitter.emit('FullPool')
return super.chooseWorker()
}
- // all workers are busy create a new worker
- const worker = this.internalNewWorker()
+ // All workers are busy, create a new worker
+ const worker = this.createAndSetupWorker()
worker.port2?.on('message', (message: MessageValue<Data>) => {
if (message.kill) {
this.sendToWorker(worker, { kill: 1 })
void this.destroyWorker(worker)
- this.removeWorker(worker)
}
})
return worker