Add assertion in clone_bundle_to

bevyengine · Feb 17, 2022 · f46816c · f46816c
1 parent 322af3f
commit f46816c
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/crates/bevy_ecs/src/system/commands/mod.rs b/crates/bevy_ecs/src/system/commands/mod.rs
@@ -540,6 +540,12 @@ impl<'w, 's, 'a> EntityCommands<'w, 's, 'a> {
     where
         T: Bundle + Clone,
     {
+        assert!(
+            self.commands.entities.contains(target),
+            "Attempting to clone from entity {:?} to entity {:?}, which doesn't exist.",
+            self.entity,
+            target
+        );
         self.commands.add(CloneBundleTo::<T> {
             source: self.entity,
             target,