Merge dependabot/npm_and_yarn/examples/typescript/websocket-server-pool/ws-cluster...
[poolifier.git] / src / pools / selection-strategies / interleaved-weighted-round-robin-worker-choice-strategy.ts
index 3942bb6ed99961f986e1286ab20b31baf2a00eb5..b1abe98772d88ce295b17aa6be653a332dd11b04 100644 (file)
@@ -1,6 +1,6 @@
-import type { IWorker } from '../worker.js'
 import type { IPool } from '../pool.js'
-import { DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS } from '../../utils.js'
+import { DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS } from '../utils.js'
+import type { IWorker } from '../worker.js'
 import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy.js'
 import type {
   IWorkerChoiceStrategy,
@@ -36,7 +36,7 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
   /**
    * Round id.
    */
-  private roundId: number = 0
+  private roundId = 0
   /**
    * Round weights.
    */
@@ -44,11 +44,11 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
   /**
    * Worker node id.
    */
-  private workerNodeId: number = 0
+  private workerNodeId = 0
   /**
    * Worker node virtual task runtime.
    */
-  private workerNodeVirtualTaskRunTime: number = 0
+  private workerNodeVirtualTaskRunTime = 0
 
   /** @inheritDoc */
   public constructor (
@@ -95,7 +95,7 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
           this.workerNodeVirtualTaskRunTime = 0
         }
         // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-        const workerWeight = this.opts!.weights![workerNodeKey]!
+        const workerWeight = this.opts!.weights![workerNodeKey]
         if (
           this.isWorkerNodeReady(workerNodeKey) &&
           workerWeight >= this.roundWeights[roundIndex] &&
@@ -114,7 +114,9 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
   }
 
   private interleavedWeightedRoundRobinNextWorkerNodeId (): void {
-    if (
+    if (this.pool.workerNodes.length === 0) {
+      this.workerNodeId = 0
+    } else if (
       this.roundId === this.roundWeights.length - 1 &&
       this.workerNodeId === this.pool.workerNodes.length - 1
     ) {
@@ -131,7 +133,10 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
   /** @inheritDoc */
   public remove (workerNodeKey: number): boolean {
     if (this.pool.workerNodes.length === 0) {
-      this.reset()
+      this.resetWorkerNodeKeyProperties()
+      this.workerNodeId = 0
+      this.workerNodeVirtualTaskRunTime = 0
+      return true
     }
     if (
       this.workerNodeId === workerNodeKey &&