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perf(#41392): improve cache busting inject performance #41443

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merged 4 commits into from Oct 15, 2022
Merged

perf(#41392): improve cache busting inject performance #41443

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2a9beaa
perf(#41392): improve cache busting inject performance
SukkaW Oct 15, 2022
d0a0366
Merge branch 'canary' into perf-css-cache-busting
kodiakhq[bot] Oct 15, 2022
623e217
Merge branch 'canary' into perf-css-cache-busting
ijjk Oct 15, 2022
664a9ff
Merge branch 'canary' into perf-css-cache-busting
kodiakhq[bot] Oct 15, 2022
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8 changes: 5 additions & 3 deletions packages/next/server/app-render.tsx
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Expand Up @@ -1165,6 +1165,10 @@ export async function renderToHTMLOrFlight(
Component: () => {
let props = {}

// Add extra cache busting (DEV only) for https://github.com/vercel/next.js/issues/5860
// See also https://bugs.webkit.org/show_bug.cgi?id=187726
const cacheBustingUrlSuffix = dev ? `?ts=${Date.now()}` : ''

return (
<>
{preloadedFontFiles.map((fontFile) => {
Expand All @@ -1184,9 +1188,7 @@ export async function renderToHTMLOrFlight(
? stylesheets.map((href) => (
<link
rel="stylesheet"
// Add extra cache busting (DEV only) for https://github.com/vercel/next.js/issues/5860
// See also https://bugs.webkit.org/show_bug.cgi?id=187726
href={`/_next/${href}${dev ? `?ts=${Date.now()}` : ''}`}
href={`/_next/${href}${cacheBustingUrlSuffix}`}
// `Precedence` is an opt-in signal for React to handle
// resource loading and deduplication, etc:
// https://github.com/facebook/react/pull/25060
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