X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Futils.ts;h=45e4fd2393d0533a5256754eec9075666a7f7ea1;hb=09d618c908c36b2d9da0f034900510fa4e6ea8d6;hp=80e6b9f3b5473dee9e5547930f05ce8b6b473631;hpb=2845f2a5555247bbc4e5f6f1059d4f95405a49cd;p=poolifier.git

diff --git a/src/utils.ts b/src/utils.ts
index 80e6b9f3..45e4fd23 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,9 +1,15 @@
-import { cpus, availableParallelism as parallelism } from 'node:os'
+import * as os from 'node:os'
 import type {
   MeasurementStatisticsRequirements,
   WorkerChoiceStrategyOptions
 } from './pools/selection-strategies/selection-strategies-types'
 import type { KillBehavior } from './worker/worker-options'
+import type { MeasurementStatistics } from './pools/worker'
+
+/**
+ * Default task name.
+ */
+export const DEFAULT_TASK_NAME = 'default'
 
 /**
  * An intentional empty function.
@@ -41,9 +47,9 @@ export const DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS: MeasurementStatisticsR
 export const availableParallelism = (): number => {
   let availableParallelism = 1
   try {
-    availableParallelism = parallelism()
+    availableParallelism = os.availableParallelism()
   } catch {
-    const numberOfCpus = cpus()
+    const numberOfCpus = os.cpus()
     if (Array.isArray(numberOfCpus) && numberOfCpus.length > 0) {
       availableParallelism = numberOfCpus.length
     }
@@ -123,3 +129,39 @@ export const isAsyncFunction = (
 ): fn is (...args: unknown[]) => Promise<unknown> => {
   return typeof fn === 'function' && fn.constructor.name === 'AsyncFunction'
 }
+
+/**
+ * Updates the given measurement statistics.
+ *
+ * @param measurementStatistics - The measurement statistics to update.
+ * @param measurementRequirements - The measurement statistics requirements.
+ * @param measurementValue - The measurement value.
+ * @param numberOfMeasurements - The number of measurements.
+ */
+export const updateMeasurementStatistics = (
+  measurementStatistics: MeasurementStatistics,
+  measurementRequirements: MeasurementStatisticsRequirements,
+  measurementValue: number,
+  numberOfMeasurements: number
+): void => {
+  if (measurementRequirements.aggregate) {
+    measurementStatistics.aggregate =
+      (measurementStatistics.aggregate ?? 0) + measurementValue
+    measurementStatistics.minimum = Math.min(
+      measurementValue,
+      measurementStatistics.minimum ?? Infinity
+    )
+    measurementStatistics.maximum = Math.max(
+      measurementValue,
+      measurementStatistics.maximum ?? -Infinity
+    )
+    if (measurementRequirements.average && numberOfMeasurements !== 0) {
+      measurementStatistics.average =
+        measurementStatistics.aggregate / numberOfMeasurements
+    }
+    if (measurementRequirements.median && measurementValue != null) {
+      measurementStatistics.history.push(measurementValue)
+      measurementStatistics.median = median(measurementStatistics.history)
+    }
+  }
+}