DisplayObjectContainer: throw error when attempting to add object as …

…child to itself Matches flash target behavior, and makes the issue more clear (instead of freeze/hang)
openfl · May 29, 2024 · b089565 · b089565
1 parent ecdabf3
commit b089565
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/openfl/display/DisplayObjectContainer.hx b/src/openfl/display/DisplayObjectContainer.hx
@@ -194,6 +194,12 @@ class DisplayObjectContainer extends InteractiveObject
 			error.errorID = 2007;
 			throw error;
 		}
+		else if (child == this)
+		{
+			var error = new ArgumentError("Error #2024: An object cannot be added as a child of itself.");
+			error.errorID = 2024;
+			throw error;
+		}
 		#if ((haxe_ver >= "3.4.0") || !cpp)
 		else if (child.stage == child)
 		{