add Olivier proposal

mui · Aug 21, 2023 · 5fbebb3 · 5fbebb3
1 parent 6edc2f6
commit 5fbebb3
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/docs/src/modules/utils/helpers.ts b/docs/src/modules/utils/helpers.ts
@@ -100,7 +100,14 @@ export function pathnameToLanguage(pathname: string): {
   // Remove hash as it's never sent to the server
   // https://github.com/vercel/next.js/issues/25202
   const canonicalAsServer = canonicalAs.replace(/#(.*)$/, '');
-  const canonicalPathname = canonicalAsServer.replace(/^\/api/, '/api-docs').replace(/\/$/, '');
+
+  let canonicalPathname = canonicalAsServer.replace(/^\/api/, '/api-docs');
+
+  // Remove trailing slash as Next.js doesn't expect it here
+  // https://nextjs.org/docs/pages/api-reference/functions/use-router#router-object
+  if (canonicalPathname !== '/') {
+    canonicalPathname = canonicalPathname.replace(/\/$/, '');
+  }
 
   return {
     userLanguage,