-import { isMainThread } from 'node:worker_threads';
+import { isMainThread } from 'node:worker_threads'
-import type { WorkerAbstract } from './WorkerAbstract';
-import { WorkerConstants } from './WorkerConstants';
-import { WorkerDynamicPool } from './WorkerDynamicPool';
-import { WorkerSet } from './WorkerSet';
-import { WorkerStaticPool } from './WorkerStaticPool';
-import { type WorkerData, type WorkerOptions, WorkerProcessType } from './WorkerTypes';
+import { mergeDeepRight } from 'rambda'
-const DEFAULT_WORKER_OPTIONS: WorkerOptions = {
- workerStartDelay: WorkerConstants.DEFAULT_WORKER_START_DELAY,
- elementStartDelay: WorkerConstants.DEFAULT_ELEMENT_START_DELAY,
- poolMinSize: WorkerConstants.DEFAULT_POOL_MIN_SIZE,
- poolMaxSize: WorkerConstants.DEFAULT_POOL_MAX_SIZE,
- elementsPerWorker: WorkerConstants.DEFAULT_ELEMENTS_PER_WORKER,
- poolOptions: {},
-};
+import type { WorkerAbstract } from './WorkerAbstract.js'
+import { DEFAULT_WORKER_OPTIONS } from './WorkerConstants.js'
+import { WorkerDynamicPool } from './WorkerDynamicPool.js'
+import { WorkerFixedPool } from './WorkerFixedPool.js'
+import { WorkerSet } from './WorkerSet.js'
+import { type WorkerData, type WorkerOptions, WorkerProcessType } from './WorkerTypes.js'
+// eslint-disable-next-line @typescript-eslint/no-extraneous-class
export class WorkerFactory {
- private constructor() {
+ private constructor () {
// This is intentional
}
- public static getWorkerImplementation<T extends WorkerData>(
+ public static getWorkerImplementation<D extends WorkerData, R extends WorkerData>(
workerScript: string,
workerProcessType: WorkerProcessType,
- workerOptions?: WorkerOptions,
- ): WorkerAbstract<T> | null {
+ workerOptions?: WorkerOptions
+ ): WorkerAbstract<D, R> {
if (!isMainThread) {
- throw new Error('Cannot get a worker implementation outside the main thread');
+ throw new Error('Cannot get a worker implementation outside the main thread')
}
- workerOptions = { ...DEFAULT_WORKER_OPTIONS, ...workerOptions };
- let workerImplementation: WorkerAbstract<T> | null = null;
+ workerOptions = mergeDeepRight<WorkerOptions>(DEFAULT_WORKER_OPTIONS, workerOptions ?? {})
switch (workerProcessType) {
case WorkerProcessType.workerSet:
- workerImplementation = new WorkerSet(workerScript, workerOptions);
- break;
- case WorkerProcessType.staticPool:
- workerImplementation = new WorkerStaticPool(workerScript, workerOptions);
- break;
+ return new WorkerSet<D, R>(workerScript, workerOptions)
+ case WorkerProcessType.fixedPool:
+ return new WorkerFixedPool<D, R>(workerScript, workerOptions)
case WorkerProcessType.dynamicPool:
- workerImplementation = new WorkerDynamicPool(workerScript, workerOptions);
- break;
+ return new WorkerDynamicPool<D, R>(workerScript, workerOptions)
default:
// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
- throw new Error(`Worker implementation type '${workerProcessType}' not found`);
+ throw new Error(`Worker implementation type '${workerProcessType}' not found`)
}
- return workerImplementation;
}
}