Merge pull request #2164 from poolifier/dependabot/npm_and_yarn/tatami-ng-0.3.0
[poolifier.git] / src / pools / selection-strategies / least-elu-worker-choice-strategy.ts
index d81f206481262eb33eeb0cf77cbeb803073b7855..9cb28bacfc2bcbcc91605c6a4914d46fd21f7da0 100644 (file)
@@ -1,12 +1,12 @@
-import { DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS } from '../../utils'
-import type { IPool } from '../pool'
-import type { IWorker } from '../worker'
-import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
+import type { IPool } from '../pool.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,
-  InternalWorkerChoiceStrategyOptions,
-  TaskStatisticsRequirements
-} from './selection-strategies-types'
+  TaskStatisticsRequirements,
+  WorkerChoiceStrategyOptions
+} from './selection-strategies-types.js'
 
 /**
  * Selects the worker with the least ELU.
@@ -36,7 +36,7 @@ export class LeastEluWorkerChoiceStrategy<
   /** @inheritDoc */
   public constructor (
     pool: IPool<Worker, Data, Response>,
-    opts: InternalWorkerChoiceStrategyOptions
+    opts?: WorkerChoiceStrategyOptions
   ) {
     super(pool, opts)
     this.setTaskStatisticsRequirements(this.opts)
@@ -65,6 +65,9 @@ export class LeastEluWorkerChoiceStrategy<
   }
 
   private leastEluNextWorkerNodeKey (): number | undefined {
+    if (this.pool.workerNodes.length === 0) {
+      return undefined
+    }
     return this.pool.workerNodes.reduce(
       (minWorkerNodeKey, workerNode, workerNodeKey, workerNodes) => {
         return this.isWorkerNodeReady(workerNodeKey) &&