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tiny-emitter

A tiny (less than 1k) event emitter library. Works in the browser, in Node, and with Browserify.

Install

Node and Browserify

npm install tiny-emitter --save

Browser

bower install tiny-emitter --save

<script src="bower_components/tiny-emitter/dist/tinyemitter.min.js"></script>

Usage

Node and Browserify

var Emitter = require('tiny-emitter');
var emitter = new Emitter();

emitter.on('some-event', function (arg1, arg2, arg3) {
 //  
});

emitter.emit('some-event', 'arg1 value', 'arg2 value', 'arg3 value');

Browser

var emitter = new TinyEmitter();

emitter.on('some-event', someCallback);
emitter.emit('some-event');

Instance Methods

on(event, callback[, context])

Subscribe to an event

event - the name of the event to subscribe to
callback - the function to call when event is emitted
context - (OPTIONAL) - the context to bind the event callback to

once(event, callback[, context])

Subscribe to an event only once

event - the name of the event to subscribe to
callback - the function to call when event is emitted
context - (OPTIONAL) - the context to bind the event callback to

off(event[, callback])

Unsubscribe from an event or all events. If no callback is provided, it unsubscribes you from all events.

event - the name of the event to unsubscribe from
callback - the function used when binding to the event

emit(event[, arguments...])

Trigger a named event

event - the event name to emit
arguments... - any number of arguments to pass to the event subscribers

Test and Build

Build (Tests, Browserifies, and minifies)

npm install
npm run build

Test

npm install
npm test

README.md