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  • License MIT

Drift-minimizing setInterval replacement and high-precision timer utility for Node and browser

Package Exports

  • rolex

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (rolex) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

rolex rolex on npm build status

Drift-minimizing setInterval replacement and high-precision timer utility for Node and browser

Comparison between setInterval, rolex, and recursive setTimeout

How it works

To ensure maximal accuracy compared with setTimeout, Rolex calls setTimeout in advance of the requested timeout, then checks how close the requested timeout is. It does this recursively until the timeout is reached within a given threshold. Both the aggression and threshold are user-configurable.

Installation

In Node: npm install rolex

In browser:

  1. Copy rolex.js or rolex.min.js (with optional source map at rolex.min.js.map)
  2. <script src="path/to/rolex.{min.}js"></script>
  3. setInterval and clearInterval are automatically replaced -- if this is undesired, Rolex.noConflict();

Usage

var Rolex = require('rolex')
var r = Rolex(10, () => {
  console.log('executes in 10 ms')
}).start()

More examples in test/rolex.js.