From 045187d8ca55255fb4ddf9eb2a09fde37a8fe3e1 Mon Sep 17 00:00:00 2001
From: sebastienlorber <lorber.sebastien@gmail.com>
Date: Thu, 2 Feb 2023 13:15:13 +0100
Subject: [PATCH] quick fix of useSyncExternalStore for React 18 support, see
 https://github.com/facebook/docusaurus/issues/8592

---
 packages/docusaurus-theme-common/src/utils/historyUtils.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/docusaurus-theme-common/src/utils/historyUtils.ts b/packages/docusaurus-theme-common/src/utils/historyUtils.ts
index a81663feacbf..06b124a229ac 100644
--- a/packages/docusaurus-theme-common/src/utils/historyUtils.ts
+++ b/packages/docusaurus-theme-common/src/utils/historyUtils.ts
@@ -56,7 +56,11 @@ export function useHistorySelector<Value>(
   selector: (history: History<unknown>) => Value,
 ): Value {
   const history = useHistory();
-  return useSyncExternalStore(history.listen, () => selector(history));
+  return useSyncExternalStore(
+    history.listen,
+    () => selector(history),
+    () => selector(history),
+  );
 }
 
 /**