import type { Draft, MessageValue } from '../../utility-types'
import type { PoolOptions } from '../abstract-pool'
import { AbstractPool } from '../abstract-pool'
+import { PoolType } from '../pool-internal'
/**
* A thread worker with message channels for communication between main thread and thread worker.
*
* @param numberOfThreads Number of threads for this pool.
* @param filePath Path to an implementation of a `ThreadWorker` file, which can be relative or absolute.
- * @param opts Options for this fixed thread pool. Default: `{ maxTasks: 1000 }`
+ * @param opts Options for this fixed thread pool. Default: `{}`
*/
public constructor (
numberOfThreads: number,
filePath: string,
- opts: PoolOptions<ThreadWorkerWithMessageChannel> = { maxTasks: 1000 }
+ opts: PoolOptions<ThreadWorkerWithMessageChannel> = {}
) {
super(numberOfThreads, filePath, opts)
}
+ /** @inheritdoc */
protected isMain (): boolean {
return isMainThread
}
await worker.terminate()
}
+ /** @inheritdoc */
protected sendToWorker (
worker: ThreadWorkerWithMessageChannel,
message: MessageValue<Data>
messageChannel.port2?.on('message', listener)
}
+ /** @inheritdoc */
protected createWorker (): ThreadWorkerWithMessageChannel {
return new Worker(this.filePath, {
env: SHARE_ENV
})
}
+ /** @inheritdoc */
protected afterWorkerSetup (worker: ThreadWorkerWithMessageChannel): void {
const { port1, port2 } = new MessageChannel()
worker.postMessage({ parent: port1 }, [port1])
worker.port1 = port1
worker.port2 = port2
- // We will attach a listener for every task,
- // when the task is completed the listener will be removed but to avoid warnings we are increasing the max listeners size.
- worker.port2.setMaxListeners(this.opts.maxTasks ?? 1000)
+ // Listen worker messages.
this.registerWorkerMessageListener(worker, super.workerListener())
}
+
+ /** @inheritdoc */
+ public get type (): PoolType {
+ return PoolType.FIXED
+ }
+
+ /** @inheritdoc */
+ public get busy (): boolean {
+ return this.internalGetBusyStatus()
+ }
}