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SyMind wants to merge 21 commits into from
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feat(rsbuild): add RSC support #7366

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2fe3f52
rsbuild plugin PoC
schiller-manuel Apr 8, 2026
115a98b
support onClientReference in rspack
SyMind Apr 17, 2026
b082716
using import.meta.rspackRsc.loadCss()
SyMind Apr 29, 2026
827bd10
fix: setOnClientReference for rspack
SyMind Apr 30, 2026
564ea1e
chore: rm import.meta.rspackRsc.loadCss() in test case
SyMind May 6, 2026
ffce74f
chore: update snapshot
SyMind May 6, 2026
dcb149e
Merge remote-tracking branch 'origin' into rsb
SyMind May 8, 2026
8aadd2a
rm unused test case
SyMind May 8, 2026
5147600
fix: test case failed
SyMind May 8, 2026
7a5ebff
chore: revert createRenderableHandle
SyMind May 8, 2026
53d8d1c
comments for createFromReadableStreamCollectingClientPreloads
SyMind May 8, 2026
6fba51b
update rspack
SyMind May 9, 2026
cc9238c
upgrade rsbuild
SyMind May 13, 2026
74c04a1
update rspack core version
SyMind May 18, 2026
f08998e
fix(react-start): narrow RSC server export to request APIs
SyMind May 20, 2026
d9b5e9f
fix(react-start-rsc): collect RSC client JS and CSS from Rspack manifest
SyMind May 28, 2026
f81fac3
Merge remote-tracking branch 'origin' into rsb
SyMind May 28, 2026
a5166b3
revert commits
SyMind May 28, 2026
4f605d4
Merge remote-tracking branch 'origin/main' into rsb
SyMind May 28, 2026
5045c80
chore: update @rsbuild/core 2.0.8
SyMind May 28, 2026
4f43326
ci: apply automated fixes
autofix-ci[bot] May 28, 2026
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@SyMind
SyMind committed May 28, 2026
commit a5166b35eba1215c970f8a9a016257bd1955d9bb
12 changes: 6 additions & 6 deletions packages/react-start-rsc/src/awaitLazyElements.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,13 +2,13 @@ import { ReactElement, ReactLazy, ReactSuspense } from './reactSymbols'

/**
* Optional callback for collecting CSS hrefs during tree traversal.
* Only called when processing explicitly marked RSC CSS stylesheet links.
* Only called server-side when processing <link rel="stylesheet" data-rsc-css-href>
*/
export type CssHrefCollector = (href: string) => void

/**
* Yields pending lazy element payloads from a tree, stopping at Suspense boundaries.
* Also collects CSS hrefs from explicitly marked RSC CSS stylesheet links.
* Also collects CSS hrefs from <link rel="stylesheet" data-rsc-css-href> elements.
*/
function* findPendingLazyPayloads(
obj: unknown,
Expand All @@ -26,9 +26,8 @@ function* findPendingLazyPayloads(
return
}

// Collect CSS hrefs from explicit Start-managed CSS markers. Do not collect
// ordinary React 19 stylesheet resources here: preiniting those before render
// marks them inserted and bypasses React's suspensey stylesheet commit wait.
// Collect CSS hrefs from <link rel="stylesheet" data-rsc-css-href>
// The active RSC bundler adapter injects these for CSS module imports
if (
el.$$typeof === ReactElement &&
el.type === 'link' &&
Expand Down Expand Up @@ -75,7 +74,8 @@ function* findPendingLazyPayloads(
* This ensures client component chunks are fully loaded before rendering,
* preventing Suspense boundaries from flashing during SWR navigation.
*
* Also collects CSS hrefs from explicitly marked RSC CSS stylesheet links.
* Also collects CSS hrefs from <link rel="stylesheet" data-rsc-css-href>
* elements for preloading in <head>.
*
* @param tree - The tree to process
* @param cssCollector - Optional callback to collect CSS hrefs (server-only)
Expand Down