try only parenting on same command type

dotnet · Dec 21, 2023 · 1c4ca0c · 1c4ca0c
1 parent ad30ce6
commit 1c4ca0c
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/Microsoft.DotNet.Interactive/Commands/KernelCommand.cs b/src/Microsoft.DotNet.Interactive/Commands/KernelCommand.cs
@@ -35,6 +35,18 @@ public void SetParent(KernelCommand parent, bool bubbleEvents = false)
             throw new ArgumentNullException(nameof(parent));
         }
 
+        if (_token is not null)
+        {
+            // FIX: (SetParent) 
+            if (parent._token is null)
+            {
+            }
+            else if (GetRootToken(_token) != GetRootToken(parent._token))
+            {
+                throw new InvalidOperationException("Parent cannot be changed.");
+            }
+        }
+
         if (_parent is null)
         {
             _parent = parent;