807dd273fd
the reminder not showing content on the card at dashboard view and the quizes are hardcoded must move to the db make api's for it
70 lines
1.1 KiB
JavaScript
70 lines
1.1 KiB
JavaScript
/*!
|
|
* unpipe
|
|
* Copyright(c) 2015 Douglas Christopher Wilson
|
|
* MIT Licensed
|
|
*/
|
|
|
|
'use strict'
|
|
|
|
/**
|
|
* Module exports.
|
|
* @public
|
|
*/
|
|
|
|
module.exports = unpipe
|
|
|
|
/**
|
|
* Determine if there are Node.js pipe-like data listeners.
|
|
* @private
|
|
*/
|
|
|
|
function hasPipeDataListeners(stream) {
|
|
var listeners = stream.listeners('data')
|
|
|
|
for (var i = 0; i < listeners.length; i++) {
|
|
if (listeners[i].name === 'ondata') {
|
|
return true
|
|
}
|
|
}
|
|
|
|
return false
|
|
}
|
|
|
|
/**
|
|
* Unpipe a stream from all destinations.
|
|
*
|
|
* @param {object} stream
|
|
* @public
|
|
*/
|
|
|
|
function unpipe(stream) {
|
|
if (!stream) {
|
|
throw new TypeError('argument stream is required')
|
|
}
|
|
|
|
if (typeof stream.unpipe === 'function') {
|
|
// new-style
|
|
stream.unpipe()
|
|
return
|
|
}
|
|
|
|
// Node.js 0.8 hack
|
|
if (!hasPipeDataListeners(stream)) {
|
|
return
|
|
}
|
|
|
|
var listener
|
|
var listeners = stream.listeners('close')
|
|
|
|
for (var i = 0; i < listeners.length; i++) {
|
|
listener = listeners[i]
|
|
|
|
if (listener.name !== 'cleanup' && listener.name !== 'onclose') {
|
|
continue
|
|
}
|
|
|
|
// invoke the listener
|
|
listener.call(stream)
|
|
}
|
|
}
|