--- a/util/error.lua	Wed Dec 09 13:59:51 2020 +0000
+++ b/util/error.lua	Wed Dec 09 14:00:13 2020 +0000
@@ -123,6 +123,7 @@
 			return nil, wrap(err);
 		end;
 		wrap = wrap;
+		is_error = is_error;
 	};
 end