Nano Events

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Only 152 bytes (minified and gzipped). It uses Size Limit to control size.
on method returns the unbind function. You don’t need to save callback to variable for removeListener.
TypeScript and ES modules support.
No aliases, just emit and on methods. No Node.js EventEmitter compatibility.

import { createNanoEvents } from 'nanoevents'

const emitter = createNanoEvents()

const unbind = emitter.on('tick', volume => {
  summary += volume
})

emitter.emit('tick', 2)
summary //=> 2

unbind()
emitter.emit('tick', 2)
summary //=> 2

Author

Andrey Sitnik
Author of PostCSS and Autoprefixer, Principal Frontend Engineer

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HTTPie is an open-source API testing client. The team called on Evil Martians to create the Web & Desktop version of the application. Though we started by building a complex professional UI design, we also helped add new features on the frontend and backend.
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by Coatue

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Nano Events

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