Commit | Line | Data |
---|---|---|
66a7748d | 1 | import { isMainThread } from 'node:worker_threads' |
b8da29bc | 2 | |
56f94590 JB |
3 | import { mergeDeepRight } from 'rambda' |
4 | ||
66a7748d JB |
5 | import type { WorkerAbstract } from './WorkerAbstract.js' |
6 | import { DEFAULT_WORKER_OPTIONS } from './WorkerConstants.js' | |
7 | import { WorkerDynamicPool } from './WorkerDynamicPool.js' | |
8 | import { WorkerFixedPool } from './WorkerFixedPool.js' | |
9 | import { WorkerSet } from './WorkerSet.js' | |
10 | import { type WorkerData, type WorkerOptions, WorkerProcessType } from './WorkerTypes.js' | |
6013bc53 | 11 | |
66a7748d | 12 | // eslint-disable-next-line @typescript-eslint/no-extraneous-class |
268a74bb | 13 | export class WorkerFactory { |
66a7748d | 14 | private constructor () { |
6c3cfef8 JB |
15 | // This is intentional |
16 | } | |
8df3f0a9 | 17 | |
e7aeea18 JB |
18 | public static getWorkerImplementation<T extends WorkerData>( |
19 | workerScript: string, | |
20 | workerProcessType: WorkerProcessType, | |
66a7748d | 21 | workerOptions?: WorkerOptions |
6d2b7d01 | 22 | ): WorkerAbstract<T> | undefined { |
ded13d97 | 23 | if (!isMainThread) { |
66a7748d | 24 | throw new Error('Cannot get a worker implementation outside the main thread') |
ded13d97 | 25 | } |
56f94590 | 26 | workerOptions = mergeDeepRight<WorkerOptions>(DEFAULT_WORKER_OPTIONS, workerOptions ?? {}) |
66a7748d | 27 | let workerImplementation: WorkerAbstract<T> |
535aaa27 | 28 | switch (workerProcessType) { |
721646e9 | 29 | case WorkerProcessType.workerSet: |
66a7748d JB |
30 | workerImplementation = new WorkerSet(workerScript, workerOptions) |
31 | break | |
1d8f226b | 32 | case WorkerProcessType.fixedPool: |
66a7748d JB |
33 | workerImplementation = new WorkerFixedPool(workerScript, workerOptions) |
34 | break | |
721646e9 | 35 | case WorkerProcessType.dynamicPool: |
66a7748d JB |
36 | workerImplementation = new WorkerDynamicPool(workerScript, workerOptions) |
37 | break | |
fb226c9b | 38 | default: |
3fa0f0ed | 39 | // eslint-disable-next-line @typescript-eslint/restrict-template-expressions |
66a7748d | 40 | throw new Error(`Worker implementation type '${workerProcessType}' not found`) |
6013bc53 | 41 | } |
66a7748d | 42 | return workerImplementation |
6013bc53 JB |
43 | } |
44 | } |