progress-manager

Low level progress manager for Node.js written in TypeScript

Install

npm install progress-manager

Usage

import {createProgressManager} from 'progress-manager'

const progress = createProgressManager()

progress.start // = 0
progress.value // = 0
progress.elapsedMs // = undefined

progress.increment()

progress.value // = 1
progress.elapsedMs // = 0

setTimeout(() => {

  progress.increment()

  progress.value // = 2
  progress.elapsedMs // = close to 1000

}, 1000)

const progressWithEnd = createProgressManager({end: 100})

progressWithEnd.increment(10)

progressWithEnd.value // = 10
progressWithEnd.elapsedMs // = 0

setTimeout(() => {

  progressWithEnd.increment(10)

  progressWithEnd.value // = 20
  progressWithEnd.elapsedMs // = close to 1000
  progressWithEnd.ratio = 0.2
  progressWithEnd.unitPerMs // = close to 0.01
  progressWithEnd.msPerUnit // = close to 100
  progressWithEnd.eta // = close to 8000

}, 1000)

API

Methods

• increment(n?: number)
• decrement(n?: number)
• setValue(n: number)

Props

• value: number
• start: number
• end?: number
• startTime?: number
• currentTime?: number
• ratio?: number
• elapsedMs?: number
• unitPerMs?: number
• msPerUnit?: number
• eta?: number