import { Worker } from 'node:worker_threads';
import { WorkerAbstract } from './WorkerAbstract';
+import { WorkerConstants } from './WorkerConstants';
import {
type MessageHandler,
type WorkerData,
type WorkerOptions,
type WorkerSetElement,
} from './WorkerTypes';
-import { WorkerUtils } from './WorkerUtils';
+import { defaultErrorHandler, defaultExitHandler, sleep } from './WorkerUtils';
export class WorkerSet extends WorkerAbstract<WorkerData> {
private readonly workerSet: Set<WorkerSetElement>;
await this.startWorker();
}
this.getLastWorker().postMessage({
- id: WorkerMessageEvents.START_WORKER_ELEMENT,
+ id: WorkerMessageEvents.startWorkerElement,
data: elementData,
});
- this.getLastWorkerSetElement().numberOfWorkerElements++;
+ ++this.getLastWorkerSetElement().numberOfWorkerElements;
// Start element sequentially to optimize memory at startup
if (this.workerOptions.elementStartDelay > 0) {
- await WorkerUtils.sleep(this.workerOptions.elementStartDelay);
+ await sleep(this.workerOptions.elementStartDelay);
}
}
const worker = new Worker(this.workerScript);
worker.on(
'message',
- (
- this.workerOptions?.messageHandler ??
- (() => {
- /* This is intentional */
- })
- ).bind(this) as MessageHandler<Worker>
+ (this.workerOptions?.messageHandler ?? WorkerConstants.EMPTY_FUNCTION).bind(
+ this
+ ) as MessageHandler<Worker>
);
- worker.on('error', WorkerUtils.defaultErrorHandler.bind(this) as (err: Error) => void);
+ worker.on('error', defaultErrorHandler.bind(this) as (err: Error) => void);
worker.on('exit', (code) => {
- WorkerUtils.defaultExitHandler(code);
+ defaultExitHandler(code);
this.workerSet.delete(this.getWorkerSetElementByWorker(worker));
});
this.workerSet.add({ worker, numberOfWorkerElements: 0 });
// Start worker sequentially to optimize memory at startup
- this.workerOptions.workerStartDelay > 0 &&
- (await WorkerUtils.sleep(this.workerOptions.workerStartDelay));
+ this.workerOptions.workerStartDelay > 0 && (await sleep(this.workerOptions.workerStartDelay));
}
private getLastWorkerSetElement(): WorkerSetElement {