-import { DynamicThreadPool, PoolOptions } from 'poolifier';
-import { WorkerData, WorkerStartOptions } from '../types/Worker';
+import type { EventEmitterAsyncResource } from 'node:events'
-import Utils from '../utils/Utils';
-import { Worker } from 'worker_threads';
-import WorkerAbstract from './WorkerAbstract';
-import { WorkerUtils } from './WorkerUtils';
+import { DynamicThreadPool, type PoolInfo } from 'poolifier'
-export default class WorkerDynamicPool extends WorkerAbstract<WorkerData> {
- private readonly pool: DynamicThreadPool<WorkerData>;
+import { WorkerAbstract } from './WorkerAbstract.js'
+import type { WorkerData, WorkerOptions } from './WorkerTypes.js'
+import { randomizeDelay, sleep } from './WorkerUtils.js'
+
+export class WorkerDynamicPool extends WorkerAbstract<WorkerData> {
+ private readonly pool: DynamicThreadPool<WorkerData>
/**
- * Create a new `WorkerDynamicPool`.
+ * Creates a new `WorkerDynamicPool`.
*
- * @param workerScript
- * @param min
- * @param max
- * @param workerStartOptions
- * @param opts
+ * @param workerScript -
+ * @param workerOptions -
*/
- constructor(workerScript: string, min: number, max: number, workerStartOptions?: WorkerStartOptions, opts?: PoolOptions<Worker>) {
- super(workerScript, workerStartOptions);
- opts.exitHandler = opts?.exitHandler ?? WorkerUtils.defaultExitHandler;
- this.pool = new DynamicThreadPool<WorkerData>(min, max, this.workerScript, opts);
+ constructor (workerScript: string, workerOptions: WorkerOptions) {
+ super(workerScript, workerOptions)
+ this.pool = new DynamicThreadPool<WorkerData>(
+ this.workerOptions.poolMinSize,
+ this.workerOptions.poolMaxSize,
+ this.workerScript,
+ this.workerOptions.poolOptions
+ )
}
- get size(): number {
- return this.pool.workers.length;
+ get info (): PoolInfo {
+ return this.pool.info
}
- get maxElementsPerWorker(): number | null {
- return null;
+ get size (): number {
+ return this.pool.info.workerNodes
}
- /**
- *
- * @returns
- * @public
- */
- public async start(): Promise<void> {
+ get maxElementsPerWorker (): number | undefined {
+ return undefined
+ }
+
+ get emitter (): EventEmitterAsyncResource | undefined {
+ return this.pool.emitter
+ }
+
+ /** @inheritDoc */
+ public async start (): Promise<void> {
// This is intentional
}
- /**
- *
- * @returns
- * @public
- */
- public async stop(): Promise<void> {
- return this.pool.destroy();
+ /** @inheritDoc */
+ public async stop (): Promise<void> {
+ await this.pool.destroy()
}
- /**
- *
- * @param elementData
- * @returns
- * @public
- */
- public async addElement(elementData: WorkerData): Promise<void> {
- await this.pool.execute(elementData);
+ /** @inheritDoc */
+ public async addElement (elementData: WorkerData): Promise<void> {
+ await this.pool.execute(elementData)
// Start element sequentially to optimize memory at startup
- this.elementStartDelay > 0 && await Utils.sleep(this.elementStartDelay);
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ this.workerOptions.elementStartDelay! > 0 &&
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ (await sleep(randomizeDelay(this.workerOptions.elementStartDelay!)))
}
}