From 67fdec20726e48ba3a934cb25bb30d47ec4a4f29 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Yaroslav=20De=20La=20Pe=C3=B1a=20Smirnov?= Date: Wed, 29 Nov 2017 11:44:34 +0300 Subject: Initial commit, version 0.5.3 --- node_modules/unpipe/index.js | 69 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 node_modules/unpipe/index.js (limited to 'node_modules/unpipe/index.js') diff --git a/node_modules/unpipe/index.js b/node_modules/unpipe/index.js new file mode 100644 index 0000000..15c3d97 --- /dev/null +++ b/node_modules/unpipe/index.js @@ -0,0 +1,69 @@ +/*! + * 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) + } +} -- cgit v1.2.3