@samitouri / QOS-React / commits / d329ff9d9e

Deprecate `renderToStaticNodeStream` (#28872)

This commit adds warnings indicating that `renderToStaticNodeStream` will be removed in an upcoming React release. This API has been legacy, is not widely used (renderToStaticMarkup is more common) and has semantically eqiuvalent implementations with renderToReadableStream and renderToPipeableStream.

Josh Story committed Apr 18, 2024 at 18:33 UTC d329ff9d9e87f3f909f98cf63701ef3795cf2584
2 files changed +41 -10
packages/react-dom/src/__tests__/ReactServerRendering-test.js
+28 -10
@@ -580,16 +580,28 @@ describe('ReactDOMServer', () => {
580 describe('renderToStaticNodeStream', () => {
581 it('should generate simple markup', () => {
582 const SuccessfulElement = React.createElement(() => <img />);
583 - const response =
584 - ReactDOMServer.renderToStaticNodeStream(SuccessfulElement);
585 - expect(response.read().toString()).toMatch(new RegExp('<img' + '/>'));
583 + expect(() => {
584 + const response =
585 + ReactDOMServer.renderToStaticNodeStream(SuccessfulElement);
586 + expect(response.read().toString()).toMatch(new RegExp('<img' + '/>'));
587 + }).toErrorDev(
588 + 'ReactDOMServer.renderToStaticNodeStream() is deprecated and will be removed in an upcomingrelease of React',
589 + {withoutStack: true},
590 + );
591 });
592
593 it('should handle errors correctly', () => {
594 const FailingElement = React.createElement(() => {
595 throw new Error('An Error');
596 });
592 - const response = ReactDOMServer.renderToStaticNodeStream(FailingElement);
597 +
598 + let response;
599 + expect(() => {
600 + response = ReactDOMServer.renderToStaticNodeStream(FailingElement);
601 + }).toErrorDev(
602 + 'ReactDOMServer.renderToStaticNodeStream() is deprecated and will be removed in an upcomingrelease of React',
603 + {withoutStack: true},
604 + );
605 return new Promise(resolve => {
606 response.once('error', () => {
607 resolve();
@@ -614,12 +626,18 @@ describe('ReactDOMServer', () => {
626 throw promise;
627 }
628
617 - const response = ReactDOMServer.renderToStaticNodeStream(
618 - <div>
619 - <React.Suspense fallback={'fallback'}>
620 - <Suspender />
621 - </React.Suspense>
622 - </div>,
629 + let response;
630 + expect(() => {
631 + response = ReactDOMServer.renderToStaticNodeStream(
632 + <div>
633 + <React.Suspense fallback={'fallback'}>
634 + <Suspender />
635 + </React.Suspense>
636 + </div>,
637 + );
638 + }).toErrorDev(
639 + 'ReactDOMServer.renderToStaticNodeStream() is deprecated and will be removed in an upcomingrelease of React',
640 + {withoutStack: true},
641 );
642 await resolve();
643 expect(response.read().toString()).toEqual('<div>resolved</div>');
packages/react-dom/src/server/ReactDOMLegacyServerNodeStream.js
+13
@@ -59,10 +59,23 @@ function onError() {
59 // Non-fatal errors are ignored.
60 }
61
62 +let didWarnAboutDeprecatedRenderToStaticNodeStream = false;
63 +
64 function renderToStaticNodeStream(
65 children: ReactNodeList,
66 options?: ServerOptions,
67 ): Readable {
68 + if (__DEV__) {
69 + if (!didWarnAboutDeprecatedRenderToStaticNodeStream) {
70 + didWarnAboutDeprecatedRenderToStaticNodeStream = true;
71 + console.error(
72 + 'ReactDOMServer.renderToStaticNodeStream() is deprecated and will be removed in an upcoming' +
73 + 'release of React. Use ReactDOMServer.renderToPipeableStream() and wait to `pipe` until the `onAllReady`' +
74 + ' callback has been called to produce a document suitable for static use cases.',
75 + );
76 + }
77 + }
78 +
79 function onAllReady() {
80 // We wait until everything has loaded before starting to write.
81 // That way we only end up with fully resolved HTML even if we suspend.