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fix(hydration): suppress React #418 errors from Nextra internals (SHA-2240) #209

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Merged
Mlaz-code merged 1 commit into from
May 7, 2026
Merged

fix(hydration): suppress React #418 errors from Nextra internals (SHA-2240) #209

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5 changes: 1 addition & 4 deletions app/[lang]/layout.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,7 @@ export default async function LangLayout({ children, params }) {
<Head color={{ hue: 210 }}>
<SiteStructuredData />
</Head>
<body>
<body suppressHydrationWarning>
<PostHogProvider>
<Layout
pageMap={await getPageMap(`/${lang}`)}
Expand All @@ -64,9 +64,6 @@ export default async function LangLayout({ children, params }) {
toc={{ backToTop: true }}
feedback={{ content: null }}
editLink={null}
i18n={[
{ locale: 'en', name: 'English' },
]}
navbar={
<Navbar
logo={logo}
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8 changes: 7 additions & 1 deletion components/PostHogProvider.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,12 @@ const IGNORED_PATTERNS = [
/ChunkLoadError/,
/Loading chunk/,
/prism_bash_exports/, // browser extension (PrismJS-based dev tools) injecting into the page
// React hydration errors (#418, #423, #425) — mismatches are from Nextra internals
// (next-themes localStorage reads, Switchers conditional rendering). Suppressed at
// the DOM level via suppressHydrationWarning; PostHog sees them as noise.
/Hydration failed/,
/There was an error while hydrating/,
/Text content did not match/,
]

function shouldIgnore(message: string): boolean {
Expand Down Expand Up @@ -111,7 +117,7 @@ function DocsEventCapture() {
return null
}

export function PostHogProvider({ children }: { children: React.ReactNode }) {
export function PostHogProvider({ children }: { children?: React.ReactNode }) {
return (
<PHProvider client={posthog}>
<DocsEventCapture />
Expand Down