X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fworker%2Fabstract-worker.ts;h=10a0c82d0565de18529343f163b295688c22bc70;hb=aee467366d8c393b79e7af82c6a7ab12338ee64e;hp=475595eccf5f2e2c85b4eac8ba251f306f472c5d;hpb=36b5e78f5d0a98040273f48b409e643fe5902913;p=poolifier.git diff --git a/src/worker/abstract-worker.ts b/src/worker/abstract-worker.ts index 475595ec..10a0c82d 100644 --- a/src/worker/abstract-worker.ts +++ b/src/worker/abstract-worker.ts @@ -26,7 +26,7 @@ export abstract class AbstractWorker< */ protected lastTaskTimestamp!: number /** - * Handler Id of the `aliveInterval` worker alive check. + * Handler id of the `aliveInterval` worker alive check. */ protected readonly aliveInterval?: NodeJS.Timeout /** @@ -45,7 +45,7 @@ export abstract class AbstractWorker< protected mainWorker: MainWorker | undefined | null, protected readonly opts: WorkerOptions = { /** - * The kill behavior option on this Worker or its default value. + * The kill behavior option on this worker or its default value. */ killBehavior: DEFAULT_KILL_BEHAVIOR, /** @@ -67,28 +67,36 @@ export abstract class AbstractWorker< this.checkAlive.bind(this)() } - this.mainWorker?.on('message', (value: MessageValue) => { - this.messageListener(value, fn) - }) + this.mainWorker?.on( + 'message', + (message: MessageValue) => { + this.messageListener(message, fn) + } + ) } + /** + * Worker message listener. + * + * @param message - Message received. + * @param fn - Function processed by the worker when the pool's `execution` function is invoked. + */ protected messageListener ( - value: MessageValue, + message: MessageValue, fn: (data: Data) => Response ): void { - if (value.data != null && value.id != null) { - // Here you will receive messages + if (message.data != null && message.id != null) { + // Task message received if (this.opts.async === true) { - this.runInAsyncScope(this.runAsync.bind(this), this, fn, value) + this.runInAsyncScope(this.runAsync.bind(this), this, fn, message) } else { - this.runInAsyncScope(this.run.bind(this), this, fn, value) + this.runInAsyncScope(this.run.bind(this), this, fn, message) } - } else if (value.parent != null) { - // Save a reference of the main worker to communicate with it - // This will be received once - this.mainWorker = value.parent - } else if (value.kill != null) { - // Here is time to kill this worker, just clearing the interval + } else if (message.parent != null) { + // Main worker reference message received + this.mainWorker = message.parent + } else if (message.kill != null) { + // Kill message received this.aliveInterval != null && clearInterval(this.aliveInterval) this.emitDestroy() } @@ -158,20 +166,20 @@ export abstract class AbstractWorker< * Runs the given function synchronously. * * @param fn - Function that will be executed. - * @param value - Input data for the given function. + * @param message - Input data for the given function. */ protected run ( fn: (data?: Data) => Response, - value: MessageValue + message: MessageValue ): void { try { - const startTaskTimestamp = Date.now() - const res = fn(value.data) - const taskRunTime = Date.now() - startTaskTimestamp - this.sendToMainWorker({ data: res, id: value.id, taskRunTime }) + const startTimestamp = Date.now() + const res = fn(message.data) + const runTime = Date.now() - startTimestamp + this.sendToMainWorker({ data: res, id: message.id, runTime }) } catch (e) { const err = this.handleError(e as Error) - this.sendToMainWorker({ error: err, id: value.id }) + this.sendToMainWorker({ error: err, id: message.id }) } finally { !this.isMain && (this.lastTaskTimestamp = Date.now()) } @@ -181,22 +189,22 @@ export abstract class AbstractWorker< * Runs the given function asynchronously. * * @param fn - Function that will be executed. - * @param value - Input data for the given function. + * @param message - Input data for the given function. */ protected runAsync ( fn: (data?: Data) => Promise, - value: MessageValue + message: MessageValue ): void { - const startTaskTimestamp = Date.now() - fn(value.data) + const startTimestamp = Date.now() + fn(message.data) .then(res => { - const taskRunTime = Date.now() - startTaskTimestamp - this.sendToMainWorker({ data: res, id: value.id, taskRunTime }) + const runTime = Date.now() - startTimestamp + this.sendToMainWorker({ data: res, id: message.id, runTime }) return null }) .catch(e => { const err = this.handleError(e as Error) - this.sendToMainWorker({ error: err, id: value.id }) + this.sendToMainWorker({ error: err, id: message.id }) }) .finally(() => { !this.isMain && (this.lastTaskTimestamp = Date.now())