src/worker/WorkerTypes.ts

   1 import type { Worker } from 'node:worker_threads';
   2
   3 import { type PoolEvent, PoolEvents, type ThreadPoolOptions } from 'poolifier';
   4
   5 export enum WorkerProcessType {
   6   workerSet = 'workerSet',
   7   /** @experimental */
   8   dynamicPool = 'dynamicPool',
   9   fixedPool = 'fixedPool',
  10 }
  11
  12 export interface SetInfo {
  13   version: string;
  14   type: string;
  15   worker: string;
  16   size: number;
  17   elementsExecuting: number;
  18   elementsPerWorker: number;
  19 }
  20
  21 export enum WorkerSetEvents {
  22   started = 'started',
  23   stopped = 'stopped',
  24   error = 'error',
  25   elementStarted = 'elementStarted',
  26   elementError = 'elementError',
  27 }
  28
  29 export const WorkerEvents = {
  30   ...PoolEvents,
  31   ...WorkerSetEvents,
  32 } as const;
  33 export type WorkerEvents = PoolEvent | WorkerSetEvents;
  34
  35 export interface WorkerOptions {
  36   workerStartDelay?: number;
  37   elementStartDelay?: number;
  38   poolMaxSize: number;
  39   poolMinSize: number;
  40   elementsPerWorker?: number;
  41   poolOptions?: ThreadPoolOptions;
  42 }
  43
  44 export type WorkerData = Record<string, unknown>;
  45
  46 export interface WorkerSetElement {
  47   worker: Worker;
  48   numberOfWorkerElements: number;
  49 }
  50
  51 export interface WorkerMessage<T extends WorkerData> {
  52   event: WorkerMessageEvents;
  53   data: T;
  54 }
  55
  56 export enum WorkerMessageEvents {
  57   startWorkerElement = 'startWorkerElement',
  58   startWorkerElementError = 'startWorkerElementError',
  59   startedWorkerElement = 'startedWorkerElement',
  60 }