refactor

frontend/src/hooks/documents/useDocuments.ts

@@ -20,9 +20,6 @@ const useDocuments = ({ setSearchResults, setFolderContents }: UseDocumentsOptio
 
   const mapDocumentCaches = useCallback(
     (mapper: (doc: DocumentLike) => DocumentLike | undefined) => {
-      if (typeof mapper !== 'function') {
-        return;
-      }
 
       const applyToList = (list?: DocumentLike[] | null) => {
         let changed = false;
@@ -81,7 +78,7 @@ const useDocuments = ({ setSearchResults, setFolderContents }: UseDocumentsOptio
 
   const updateDocumentCaches = useCallback(
     (documentId, updater) => {
-      if (!documentId || typeof updater !== 'function') {
+      if (!documentId) {
         return;
       }