diff --git a/libs/util/include/psemek/util/range.hpp b/libs/util/include/psemek/util/range.hpp
index c58a3754..16233826 100644
--- a/libs/util/include/psemek/util/range.hpp
+++ b/libs/util/include/psemek/util/range.hpp
@@ -65,6 +65,16 @@ namespace psemek::util
 		{
 			return it_end;
 		}
+
+		auto size() const
+		{
+			return end() - begin();
+		}
+
+		auto empty() const
+		{
+			return begin() == end();
+		}
 	};
 
 	template <typename Iterator>