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