diff --git a/src/IDisposableGenerator/WorkItemCollection.cs b/src/IDisposableGenerator/WorkItemCollection.cs
index 4402a81..bb94ee9 100644
--- a/src/IDisposableGenerator/WorkItemCollection.cs
+++ b/src/IDisposableGenerator/WorkItemCollection.cs
@@ -56,6 +56,7 @@ public int IndexOf(WorkItem item)
 
         foreach (var attr in testClass.GetAttributes())
         {
+#pragma warning disable IDE0010 // Add missing cases
             switch (attr.AttributeClass!.Name)
             {
                 case "GenerateDisposeAttribute":
@@ -67,12 +68,11 @@ public int IndexOf(WorkItem item)
                 case "GenerateThrowIfDisposedAttribute":
                     result.ThrowIfDisposed = true;
                     break;
-                default:
-                    break;
             }
+#pragma warning restore IDE0010 // Add missing cases
         }
 
-        return !hasDisposalGeneration ? null : result;
+        return hasDisposalGeneration ? result : null;
     }
 
     private static void CheckAttributesOnMember(ISymbol member,