-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.
/* 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.
*/
* @returns The median of the given data set.
*/
export const median = (dataSet: number[]): number => {
+ if (Array.isArray(dataSet) && dataSet.length === 0) {
+ return 0
+ }
if (Array.isArray(dataSet) && dataSet.length === 1) {
return dataSet[0]
}
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 - 1] + sortedDataSet[middleIndex]) / 2
+ return (
+ (sortedDataSet[(sortedDataSet.length - 1) >> 1] +
+ sortedDataSet[sortedDataSet.length >> 1]) /
+ 2
+ )
}
+
+export const isPlainObject = (obj: unknown): boolean =>
+ typeof obj === 'object' &&
+ obj !== null &&
+ obj?.constructor === Object &&
+ Object.prototype.toString.call(obj) === '[object Object]'