chore: v4.0.0

[poolifier.git] / src / pools / worker-node.ts

diff --git a/src/pools/worker-node.ts b/src/pools/worker-node.ts
index a9f9ca5f71fac8adf9655a105d55307e78884d5a..64400d9eb1426be9ffe546b45855b606bfec05c0 100644 (file)
--- a/src/pools/worker-node.ts
+++ b/src/pools/worker-node.ts
@@ -1,9 +1,16 @@
-import { MessageChannel } from 'node:worker_threads'
 import { EventEmitter } from 'node:events'
+import { MessageChannel } from 'node:worker_threads'
+
 import { CircularArray } from '../circular-array.js'
+import { PriorityQueue } from '../priority-queue.js'
 import type { Task } from '../utility-types.js'
-import { DEFAULT_TASK_NAME, getWorkerId, getWorkerType } from '../utils.js'
-import { Deque } from '../deque.js'
+import { DEFAULT_TASK_NAME } from '../utils.js'
+import {
+  checkWorkerNodeArguments,
+  createWorker,
+  getWorkerId,
+  getWorkerType
+} from './utils.js'
 import {
   type EventHandler,
   type IWorker,
@@ -15,7 +22,6 @@ import {
   WorkerTypes,
   type WorkerUsage
 } from './worker.js'
-import { checkWorkerNodeArguments, createWorker } from './utils.js'
 
 /**
  * Worker node.
@@ -38,7 +44,7 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
   public messageChannel?: MessageChannel
   /** @inheritdoc */
   public tasksQueueBackPressureSize: number
-  private readonly tasksQueue: Deque<Task<Data>>
+  private readonly tasksQueue: PriorityQueue<Task<Data>>
   private onBackPressureStarted: boolean
   private readonly taskFunctionsUsage: Map<string, WorkerUsage>
 
@@ -63,7 +69,7 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
     }
     // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
     this.tasksQueueBackPressureSize = opts.tasksQueueBackPressureSize!
-    this.tasksQueue = new Deque<Task<Data>>()
+    this.tasksQueue = new PriorityQueue<Task<Data>>(opts.tasksQueueBucketSize)
     this.onBackPressureStarted = false
     this.taskFunctionsUsage = new Map<string, WorkerUsage>()
   }
@@ -75,18 +81,7 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
 
   /** @inheritdoc */
   public enqueueTask (task: Task<Data>): number {
-    const tasksQueueSize = this.tasksQueue.push(task)
-    if (this.hasBackPressure() && !this.onBackPressureStarted) {
-      this.onBackPressureStarted = true
-      this.emit('backPressure', { workerId: this.info.id })
-      this.onBackPressureStarted = false
-    }
-    return tasksQueueSize
-  }
-
-  /** @inheritdoc */
-  public unshiftTask (task: Task<Data>): number {
-    const tasksQueueSize = this.tasksQueue.unshift(task)
+    const tasksQueueSize = this.tasksQueue.enqueue(task, task.priority)
     if (this.hasBackPressure() && !this.onBackPressureStarted) {
       this.onBackPressureStarted = true
       this.emit('backPressure', { workerId: this.info.id })
@@ -96,13 +91,8 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
   }
 
   /** @inheritdoc */
-  public dequeueTask (): Task<Data> | undefined {
-    return this.tasksQueue.shift()
-  }
-
-  /** @inheritdoc */
-  public popTask (): Task<Data> | undefined {
-    return this.tasksQueue.pop()
+  public dequeueTask (bucket?: number): Task<Data> | undefined {
+    return this.tasksQueue.dequeue(bucket)
   }
 
   /** @inheritdoc */
@@ -115,12 +105,6 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
     return this.tasksQueue.size >= this.tasksQueueBackPressureSize
   }
 
-  /** @inheritdoc */
-  public resetUsage (): void {
-    this.usage = this.initWorkerUsage()
-    this.taskFunctionsUsage.clear()
-  }
-
   /** @inheritdoc */
   public async terminate (): Promise<void> {
     const waitWorkerExit = new Promise<void>(resolve => {
@@ -132,6 +116,7 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
     this.removeAllListeners()
     switch (this.info.type) {
       case WorkerTypes.thread:
+        this.worker.unref?.()
         await this.worker.terminate?.()
         break
       case WorkerTypes.cluster:
@@ -162,21 +147,21 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
 
   /** @inheritdoc */
   public getTaskFunctionWorkerUsage (name: string): WorkerUsage | undefined {
-    if (!Array.isArray(this.info.taskFunctionNames)) {
+    if (!Array.isArray(this.info.taskFunctionsProperties)) {
       throw new Error(
-        `Cannot get task function worker usage for task function name '${name}' when task function names list is not yet defined`
+        `Cannot get task function worker usage for task function name '${name}' when task function properties list is not yet defined`
       )
     }
     if (
-      Array.isArray(this.info.taskFunctionNames) &&
-      this.info.taskFunctionNames.length < 3
+      Array.isArray(this.info.taskFunctionsProperties) &&
+      this.info.taskFunctionsProperties.length < 3
     ) {
       throw new Error(
-        `Cannot get task function worker usage for task function name '${name}' when task function names list has less than 3 elements`
+        `Cannot get task function worker usage for task function name '${name}' when task function properties list has less than 3 elements`
       )
     }
     if (name === DEFAULT_TASK_NAME) {
-      name = this.info.taskFunctionNames[1]
+      name = this.info.taskFunctionsProperties[1].name
     }
     if (!this.taskFunctionsUsage.has(name)) {
       this.taskFunctionsUsage.set(name, this.initTaskFunctionWorkerUsage(name))
@@ -255,7 +240,7 @@ export class WorkerNode<Worker extends IWorker, Data = unknown>
         if (
           (task.name === DEFAULT_TASK_NAME &&
             // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-            name === this.info.taskFunctionNames![1]) ||
+            name === this.info.taskFunctionsProperties![1].name) ||
           (task.name !== DEFAULT_TASK_NAME && name === task.name)
         ) {
           ++taskFunctionQueueSize