mokkenstorm.dev / openapi-ts
fork of hey-api/openapi-ts because I need some additional things
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fix: handle CLRF and CR line endings in SSE parser

Nacho García 5511bf53 271a0a20

+62
+60
packages/openapi-ts/src/plugins/@hey-api/client-core/__tests__/serverSentEvents.test.ts
··· 629 629 expect(validator).not.toHaveBeenCalled(); 630 630 expect(transformer).not.toHaveBeenCalled(); 631 631 }); 632 + 633 + it('handles CRLF line endings', async () => { 634 + fetchMock.mockResolvedValue({ 635 + body: makeStream(['id: 1\r\nevent: test\r\ndata: {"foo":"bar"}\r\n\r\n']), 636 + ok: true, 637 + }); 638 + 639 + const onEvent = vi.fn(); 640 + const { stream } = createSseClient({ 641 + onSseEvent: onEvent, 642 + url: 'http://localhost/sse', 643 + }); 644 + 645 + const result: any[] = []; 646 + for await (const ev of stream) result.push(ev); 647 + 648 + expect(result).toEqual([{ foo: 'bar' }]); 649 + expect(onEvent).toHaveBeenCalledWith({ 650 + data: { foo: 'bar' }, 651 + event: 'test', 652 + id: '1', 653 + retry: 3000, 654 + }); 655 + }); 656 + 657 + it('handles CR-only line endings', async () => { 658 + fetchMock.mockResolvedValue({ 659 + body: makeStream(['id: 2\revent: test\rdata: {"baz":"qux"}\r\r']), 660 + ok: true, 661 + }); 662 + 663 + const onEvent = vi.fn(); 664 + const { stream } = createSseClient({ 665 + onSseEvent: onEvent, 666 + url: 'http://localhost/sse', 667 + }); 668 + 669 + const result: any[] = []; 670 + for await (const ev of stream) result.push(ev); 671 + 672 + expect(result).toEqual([{ baz: 'qux' }]); 673 + expect(onEvent).toHaveBeenCalledWith({ 674 + data: { baz: 'qux' }, 675 + event: 'test', 676 + id: '2', 677 + retry: 3000, 678 + }); 679 + }); 680 + 681 + it('handles mixed line endings in a single stream', async () => { 682 + fetchMock.mockResolvedValue({ 683 + body: makeStream(['data: 1\n\n', 'data: 2\r\n\r\n', 'data: 3\r\r']), 684 + ok: true, 685 + }); 686 + 687 + const { stream } = createSseClient({ url: 'http://localhost/sse' }); 688 + const result: any[] = []; 689 + for await (const ev of stream) result.push(ev); 690 + expect(result).toEqual([1, 2, 3]); 691 + }); 632 692 });
+2
packages/openapi-ts/src/plugins/@hey-api/client-core/bundle/serverSentEvents.ts
··· 167 167 const { done, value } = await reader.read(); 168 168 if (done) break; 169 169 buffer += value; 170 + // Normalize line endings: CRLF -> LF, then CR -> LF 171 + buffer = buffer.replace(/\r\n/g, '\n').replace(/\r/g, '\n'); 170 172 171 173 const chunks = buffer.split('\n\n'); 172 174 buffer = chunks.pop() ?? '';