EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.
Ensure a function is only called once
Run a function exactly one time
Stashes callbacks for later execution
Simple and modern async event emitter
A lean Promises and Async lib for ES6/ES7
The lodash method `_.once` exported as a module.
Run the supplied function exactly one time (once)
Once a callback attached to the first emitted event
Nuanced implementation of 'once' functionality, optimized for node.js
Collection of Node.js / ECMAScript Gists
Events micro toolkit.
Simple event emitter for any js platform
Combine promises and events
Simple store that uses event emitter
A micro typescript library for ensuring that a function is called only once.
Polyfill for Node core `events.once
Common typescript ready prototypes available in both es5 and es6