fix: fix fair share algorithm implementation

[poolifier.git] / src / utils.ts

diff --git a/src/utils.ts b/src/utils.ts
index 1d7f81d2d19fb41397a5ecdcbacde6d2d5076dd0..ed118da6b5e10165d23c2f6820af73e9ed7f02bb 100644 (file)
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,6 +1,4 @@
-import { CircularArray } from './circular-array'
 import type { WorkerChoiceStrategyOptions } from './pools/selection-strategies/selection-strategies-types'
-import type { TasksUsage } from './pools/worker'
 
 /**
  * An intentional empty function.
@@ -9,19 +7,6 @@ export const EMPTY_FUNCTION: () => void = Object.freeze(() => {
   /* Intentionally empty */
 })
 
-/**
- * Initial tasks usage statistics.
- */
-export const INITIAL_TASKS_USAGE: TasksUsage = {
-  run: 0,
-  running: 0,
-  runTime: 0,
-  runTimeHistory: new CircularArray(),
-  avgRunTime: 0,
-  medRunTime: 0,
-  error: 0
-}
-
 /**
  * Default worker choice strategy options.
  */
@@ -43,7 +28,13 @@ export const median = (dataSet: number[]): number => {
   const sortedDataSet = dataSet.slice().sort((a, b) => a - b)
   const middleIndex = Math.floor(sortedDataSet.length / 2)
   if (sortedDataSet.length % 2 === 0) {
-    return sortedDataSet[middleIndex / 2]
+    return sortedDataSet[middleIndex]
   }
   return (sortedDataSet[middleIndex - 1] + sortedDataSet[middleIndex]) / 2
 }
+
+export const isPlainObject = (obj: unknown): boolean =>
+  typeof obj === 'object' &&
+  obj !== null &&
+  obj?.constructor === Object &&
+  Object.prototype.toString.call(obj) === '[object Object]'