From 9cc19668af36498651fe728caf1852e986f5a96f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andrzej=20Skowro=C5=84ski?= <andrzej@fire.ly>
Date: Fri, 15 Aug 2025 11:41:30 +0200
Subject: [PATCH] Skip generation of abstract enum members

---
 .../Language/Firely/CSharpFirely2.cs                           | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Microsoft.Health.Fhir.CodeGen/Language/Firely/CSharpFirely2.cs b/src/Microsoft.Health.Fhir.CodeGen/Language/Firely/CSharpFirely2.cs
index 89c02e3c1..6bdca6cae 100644
--- a/src/Microsoft.Health.Fhir.CodeGen/Language/Firely/CSharpFirely2.cs
+++ b/src/Microsoft.Health.Fhir.CodeGen/Language/Firely/CSharpFirely2.cs
@@ -2656,6 +2656,9 @@ private bool WriteEnum(
 
         foreach (FhirConcept concept in concepts)
         {
+            if (concept.IsAbstract is true)
+                continue;
+
             string codeName = ConvertEnumValue(concept.Code);
             string codeValue = FhirSanitizationUtils.SanitizeForValue(concept.Code);
             string description = string.IsNullOrEmpty(concept.Definition)