fix: exclude synthetic oneofs during populateFieldValueFromPath

grpc-ecosystem · Dec 17, 2024 · b4f4142 · b4f4142
1 parent c670ef5
commit b4f4142
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/runtime/query.go b/runtime/query.go
@@ -141,7 +141,7 @@ func populateFieldValueFromPath(msgValue protoreflect.Message, fieldPath []strin
 	}
 
 	// Check if oneof already set
-	if of := fieldDescriptor.ContainingOneof(); of != nil {
+	if of := fieldDescriptor.ContainingOneof(); of != nil && !of.IsSynthetic() {
 		if f := msgValue.WhichOneof(of); f != nil {
 			return fmt.Errorf("field already set for oneof %q", of.FullName().Name())
 		}