-import type { Server } from 'http'
-import type { AddressInfo } from 'net'
+import type { Server } from 'node:http'
+import type { AddressInfo } from 'node:net'
import { ClusterWorker } from 'poolifier'
import express, { type Express, type Request, type Response } from 'express'
-import { type WorkerData, type WorkerResponse } from './types.js'
-
-const factorial: (n: number) => number = (n) => {
- if (n === 0) {
- return 1
- }
- return factorial(n - 1) * n
-}
+import type { WorkerData, WorkerResponse } from './types.js'
class ExpressWorker extends ClusterWorker<WorkerData, WorkerResponse> {
private static server: Server
+ private static readonly factorial = (n: number): number => {
+ if (n === 0) {
+ return 1
+ }
+ return ExpressWorker.factorial(n - 1) * n
+ }
+
private static readonly startExpress = (
workerData?: WorkerData
): WorkerResponse => {
- const { port } = workerData as WorkerData
+ const { port } = workerData!
const application: Express = express()
application.get('/api/factorial/:number', (req: Request, res: Response) => {
const { number } = req.params
- res.send({ number: factorial(parseInt(number)) }).end()
+ res.send({ number: ExpressWorker.factorial(parseInt(number)) }).end()
})
ExpressWorker.server = application.listen(port, () => {
console.info(
- // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
`⚡️[express server]: Express server is started in cluster worker at http://localhost:${port}/`
)
})
return {
status: true,
- port: (ExpressWorker.server.address() as AddressInfo)?.port ?? port
+ port: (ExpressWorker.server.address() as AddressInfo).port
}
}