aboutsummaryrefslogtreecommitdiff
path: root/node_modules/ordered-read-streams/index.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/ordered-read-streams/index.js')
-rw-r--r--node_modules/ordered-read-streams/index.js81
1 files changed, 0 insertions, 81 deletions
diff --git a/node_modules/ordered-read-streams/index.js b/node_modules/ordered-read-streams/index.js
deleted file mode 100644
index 03e936b65..000000000
--- a/node_modules/ordered-read-streams/index.js
+++ /dev/null
@@ -1,81 +0,0 @@
-var Readable = require('readable-stream/readable');
-var isReadable = require('is-stream').readable;
-var util = require('util');
-
-function addStream(streams, stream)
-{
- if(!isReadable(stream)) throw new Error('All input streams must be readable');
-
- var self = this;
-
- stream._buffer = [];
-
- stream.on('readable', function()
- {
- var chunk = stream.read();
- if (chunk === null)
- return;
-
- if(this === streams[0])
- self.push(chunk);
-
- else
- this._buffer.push(chunk);
- });
-
- stream.on('end', function()
- {
- for(var stream = streams[0];
- stream && stream._readableState.ended;
- stream = streams[0])
- {
- while(stream._buffer.length)
- self.push(stream._buffer.shift());
-
- streams.shift();
- }
-
- if(!streams.length) self.push(null);
- });
-
- stream.on('error', this.emit.bind(this, 'error'));
-
- streams.push(stream);
-}
-
-
-function OrderedStreams(streams, options) {
- if (!(this instanceof(OrderedStreams))) {
- return new OrderedStreams(streams, options);
- }
-
- streams = streams || [];
- options = options || {};
-
- options.objectMode = true;
-
- Readable.call(this, options);
-
-
- if(!Array.isArray(streams)) streams = [streams];
- if(!streams.length) return this.push(null); // no streams, close
-
-
- var addStream_bind = addStream.bind(this, []);
-
-
- streams.forEach(function(item)
- {
- if(Array.isArray(item))
- item.forEach(addStream_bind);
-
- else
- addStream_bind(item);
- });
-}
-util.inherits(OrderedStreams, Readable);
-
-OrderedStreams.prototype._read = function () {};
-
-
-module.exports = OrderedStreams;