jitter-time

Jittery time generation

Usage no npm install needed!

<script type="module">
  import jitterTime from 'https://cdn.skypack.dev/jitter-time';
</script>

README

Jitter Time!

jitter time

Generates random time periods (in milliseconds) between a max and min around the given minutes value. For example this can be used to ensure 5 minute poll requests across multiple clients don't all happen at once.

Install

$ npm install --save jitter-time

Usage

var jitterTime = require('jitter-time')

var POLL_INTERVAL = jitterTime(5, 0.2)
//=> 290110 (Random number between 240000 and 360000)

setInterval(syncDataWithServer, POLL_INTERVAL)

API

jitterTime([minutes], [jitter])

minutes

Type: number
Default: 1

Number of minutes to jitter around.

jitter

Type: number
Default: 0.1

Percentage of jitter (for setting max and min). E.g. 1 = +/-100%, 0.1 = +/-10%, etc.

Contributing

Build

npm run build

Test

npm test

Watch

To watch for changes, build them and run the tests:

npm run watch