1.7 KiB
1.7 KiB
unherit
Create a custom constructor which can be modified without affecting the original class.
Install
npm:
npm install unheritUse
var EventEmitter = require('events').EventEmitter
var unherit = require('unherit')
// Create a private class which acts just like `EventEmitter`.
var Emitter = unherit(EventEmitter)
Emitter.prototype.defaultMaxListeners = 0
// Now, all instances of `Emitter` have no maximum listeners, without affecting
// other `EventEmitter`s.
new Emitter().defaultMaxListeners === 0 // => true
new EventEmitter().defaultMaxListeners === undefined // => true
new Emitter() instanceof EventEmitter // => trueAPI
unherit(Super)
Create a custom constructor which can be modified without affecting the original class.
Parameters
Super(Function) — Super-class
Returns
Function — Constructor acting like Super,
which can be modified without affecting the original class.