examples/typescript/http-server-pool/fastify-worker_threads/src/worker.ts

   1 import { ThreadWorker } from 'poolifier'
   2
   3 import {
   4   type BodyPayload,
   5   type WorkerData,
   6   type WorkerResponse
   7 } from './types.js'
   8
   9 class RequestHandlerWorker<
  10   Data extends WorkerData<BodyPayload>,
  11   Response extends WorkerResponse<BodyPayload>
  12 > extends ThreadWorker<Data, Response> {
  13   private static readonly factorial: (n: number | bigint) => bigint = n => {
  14     if (n === 0 || n === 1) {
  15       return 1n
  16     } else {
  17       n = BigInt(n)
  18       let factorial = 1n
  19       for (let i = 1n; i <= n; i++) {
  20         factorial *= i
  21       }
  22       return factorial
  23     }
  24   }
  25
  26   public constructor () {
  27     super({
  28       echo: (workerData?: Data) => {
  29         return workerData as unknown as Response
  30       },
  31       factorial: (workerData?: Data) => {
  32         return {
  33           body: {
  34             number: RequestHandlerWorker.factorial(
  35               workerData!.body.number!
  36             ).toString()
  37           }
  38         } as unknown as Response
  39       }
  40     })
  41   }
  42 }
  43
  44 export const requestHandlerWorker = new RequestHandlerWorker<
  45 WorkerData<BodyPayload>,
  46 WorkerResponse<BodyPayload>
  47 >()