From af7d16ba5800dc314283e43aeddabab6a03095a3 Mon Sep 17 00:00:00 2001
From: Steve Hickman <steve@epistimis.com>
Date: Thu, 28 Dec 2023 12:19:47 -0800
Subject: [PATCH] Bag -> Set (empty returned collection)

---
 .../src/com/epistimis/uddl/extension/conceptualExtensions.ocl   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/com.epistimis.uddl/src/com/epistimis/uddl/extension/conceptualExtensions.ocl b/com.epistimis.uddl/src/com/epistimis/uddl/extension/conceptualExtensions.ocl
index 2d87ac6..6f3fad4 100644
--- a/com.epistimis.uddl/src/com/epistimis/uddl/extension/conceptualExtensions.ocl
+++ b/com.epistimis.uddl/src/com/epistimis/uddl/extension/conceptualExtensions.ocl
@@ -173,7 +173,7 @@ package uddl
 		 */
 		def: typeReferences(): Set(ConceptualComposableElement) =
 			let myComps = self.composition->collect(type.referencedModelTypes())->flatten()->asSet() in
-			let parentTypes = if (self.specializes.oclIsUndefined()) then  Bag {} 
+			let parentTypes = if (self.specializes.oclIsUndefined()) then  Set {} 
 			else 
 				if self.specializes.oclIsKindOf(ConceptualAssociation) then
 					self.specializes.oclAsType(ConceptualAssociation).referencedModelTypes()