assistant-stream/dist/core/utils/stream/SSEEventDecoderStream.js

Streaming utilities for AI assistants

import { createSSEEventDecoder } from "./SSEEventDecoder.js";
// src/core/utils/stream/SSEEventDecoderStream.ts
var SSEEventDecoderStream = class extends TransformStream {
	constructor(options = {}) {
		const decoder = createSSEEventDecoder({
			...options,
			trailing: "drop"
		}, options.stopAfter);
		const normalize = (event) => ({
			...event,
			event: event.event || "message"
		});
		super({
			transform(chunk, controller) {
				for (const event of decoder.push(chunk)) controller.enqueue(normalize(event));
			},
			flush(controller) {
				const event = decoder.flush();
				if (event) controller.enqueue(normalize(event));
			}
		});
	}
};
export { SSEEventDecoderStream };

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