History

Kate Temkin c893a86e54 initial commit of template		2024-04-26 22:49:34 -06:00
..
test	initial commit of template	2024-04-26 22:49:34 -06:00
.npmignore	initial commit of template	2024-04-26 22:49:34 -06:00
circle.yml	initial commit of template	2024-04-26 22:49:34 -06:00
index.js	initial commit of template	2024-04-26 22:49:34 -06:00
LICENSE.md	initial commit of template	2024-04-26 22:49:34 -06:00
package.json	initial commit of template	2024-04-26 22:49:34 -06:00
README.md	initial commit of template	2024-04-26 22:49:34 -06:00

README.md

listenercount

backwards compatible version of builtin events.listenercount

A polyfill of Node.js 0.12+'s events.listenerCount function for Node.js 0.10. Uses the builtin if present, otherwise uses polyfill implementation.

usage

var listenerCount = require('listenercount')
var EventEmitter = require('events').EventEmitter

var ee = new EventEmitter()
ee.on('event', function () {})
listenerCount(ee, 'event') // => 1
listenerCount(ee, 'foo') // => 0

api

`listenerCount(ee : EventEmitter, eventName : String) => Number`

Returns the number of listeners for a given eventName on an EventEmitter.

installation

$ npm install listenercount

running the tests

From package root:

$ npm install
$ npm test

contributors

jden jason@denizac.org

license

ISC. (c) MMXVI jden jason@denizac.org. See LICENSE.md