Backend half

SerpentRace_Backend/node_modules/aws-sdk/lib/event-stream/streaming-create-event-stream.js

@@ -0,0 +1,39 @@
+/**
+ * What is necessary to create an event stream in node?
+ *  - http response stream
+ *  - parser
+ *  - event stream model
+ */
+
+var EventMessageChunkerStream = require('../event-stream/event-message-chunker-stream').EventMessageChunkerStream;
+var EventUnmarshallerStream = require('../event-stream/event-message-unmarshaller-stream').EventUnmarshallerStream;
+
+function createEventStream(stream, parser, model) {
+    var eventStream = new EventUnmarshallerStream({
+        parser: parser,
+        eventStreamModel: model
+    });
+
+    var eventMessageChunker = new EventMessageChunkerStream();
+
+    stream.pipe(
+        eventMessageChunker
+    ).pipe(eventStream);
+
+    stream.on('error', function(err) {
+        eventMessageChunker.emit('error', err);
+    });
+
+    eventMessageChunker.on('error', function(err) {
+        eventStream.emit('error', err);
+    });
+
+    return eventStream;
+}
+
+/**
+ * @api private
+ */
+module.exports = {
+    createEventStream: createEventStream
+};