Fix #19877

emberjs · Dec 18, 2021 · 1e73f1e · 1e73f1e
1 parent 4a9291d
commit 1e73f1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/@ember/-internals/glimmer/lib/helper.ts b/packages/@ember/-internals/glimmer/lib/helper.ts
@@ -179,7 +179,7 @@ class ClassicHelperManager implements HelperManager<ClassicHelperStateBucket> {
   }
 
   getDebugName(definition: ClassHelperFactory) {
-    return getDebugName!(definition.class!['prototype']);
+    return getDebugName!((definition.class || definition)!['prototype']);
   }
 }