Merge pull request #5705 from retailcoder/rename_members

Enable Rename command for sub-member Code Explorer nodes (i.e. UDT and Enum members)

Author: retailcoder

Rubberduck.Core/UI/CodeExplorer/Commands/AddTemplateCommand.cs

@@ -74,9 +74,9 @@ private bool SpecialEvaluateCanExecute(object parameter)
 
         private bool EvaluateCanExecute(ICodeExplorerNode node)
         {
-            if (!ApplicableNodes.Contains(node.GetType())
-                || !(node is CodeExplorerItemViewModel)
-                || node.Declaration == null)
+            if (node?.Declaration == null 
+                || !ApplicableNodes.Contains(node.GetType())
+                || !(node is CodeExplorerItemViewModel))
             {
                 return false;
             }

Rubberduck.Core/UI/CodeExplorer/Commands/RenameCommand.cs

@@ -18,6 +18,7 @@ public sealed class RenameCommand : CodeExplorerCommandBase
             typeof(CodeExplorerProjectViewModel),
             typeof(CodeExplorerComponentViewModel),
             typeof(CodeExplorerMemberViewModel),
+            typeof(CodeExplorerSubMemberViewModel),
             typeof(CodeExplorerCustomFolderViewModel)
         };