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refactor(client)!: remove Stream.toReadableStream() #110

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merged 1 commit into from
Aug 11, 2023
Merged

refactor(client)!: remove Stream.toReadableStream() #110

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33 changes: 0 additions & 33 deletions src/streaming.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,4 @@
import type { Response } from '@anthropic-ai/sdk/_shims/fetch';
import { ReadableStream } from '@anthropic-ai/sdk/_shims/ReadableStream';

import { safeJSON, createResponseHeaders } from '@anthropic-ai/sdk/core';
import { APIError } from '@anthropic-ai/sdk/error';
Expand Down Expand Up @@ -81,38 +80,6 @@ export class Stream<Item> implements AsyncIterable<Item> {
if (!done) this.controller.abort();
}
}

toReadableStream(): ReadableStream {
const self = this;
let iter: AsyncIterator<Item>;
const encoder = new TextEncoder();

return new ReadableStream({
async start() {
iter = self[Symbol.asyncIterator]();
},
async pull(ctrl) {
try {
const { value, done } = await iter.next();
if (done) return ctrl.close();

const str =
typeof value === 'string' ? value : (
// Add a newline after JSON to make it easier to parse newline-separated JSON on the frontend.
JSON.stringify(value) + '\n'
);
const bytes = encoder.encode(str);

ctrl.enqueue(bytes);
} catch (err) {
ctrl.error(err);
}
},
async cancel() {
await iter.return?.();
},
});
}
}

class SSEDecoder {
Expand Down