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