Fix

mui · Sep 19, 2024 · 8dd99af · 8dd99af
1 parent 9bf56d8
commit 8dd99af
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/packages/x-tree-view/src/internals/corePlugins/useTreeViewId/useTreeViewId.types.ts b/packages/x-tree-view/src/internals/corePlugins/useTreeViewId/useTreeViewId.types.ts
@@ -17,7 +17,7 @@ export interface UseTreeViewIdState {
 }
 
 interface UseTreeViewIdContextValue {
-  treeId: string;
+  treeId: string | undefined;
 }
 
 export type UseTreeViewIdSignature = TreeViewPluginSignature<{

diff --git a/packages/x-tree-view/src/internals/corePlugins/useTreeViewId/useTreeViewId.utils.ts b/packages/x-tree-view/src/internals/corePlugins/useTreeViewId/useTreeViewId.utils.ts
@@ -18,11 +18,11 @@ export const createTreeViewDefaultId = () => {
  */
 export const generateTreeItemIdAttribute = ({
   id,
-  treeId,
+  treeId = '',
   itemId,
 }: {
   id: TreeViewItemId | undefined;
-  treeId: TreeViewItemId;
+  treeId: string | undefined;
   itemId: string;
 }): string => {
   if (id != null) {