fix: collapse siblings when first category is selected (#7786)

fix: not collapsing when first category is selected
facebook · Sep 1, 2022 · d521c74 · d521c74
1 parent bb65b5c
commit d521c74
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/docusaurus-theme-classic/src/theme/DocSidebarItem/Category/index.tsx b/packages/docusaurus-theme-classic/src/theme/DocSidebarItem/Category/index.tsx
@@ -136,7 +136,7 @@ export default function DocSidebarItemCategory({
   useEffect(() => {
     if (
       collapsible &&
-      expandedItem &&
+      expandedItem != null &&
       expandedItem !== index &&
       autoCollapseCategories
     ) {