Working towards proper rpc reference example

1 files changed, 9 insertions, 0 deletions

diff --git a/modules/core/c++/templates.hpp b/modules/core/c++/templates.hpp
index fc9d368..921fabb 100644
--- a/modules/core/c++/templates.hpp
+++ b/modules/core/c++/templates.hpp
@@ -11,6 +11,7 @@ namespace saw {
 template <class... T>
 struct tmpl_group {
 	static constexpr string_literal name = "tmpl_group";
+	static constexpr uint64_t size = sizeof...(T);
 };
 
 /**
@@ -112,6 +113,14 @@ struct parameter_pack_value {
 	static_assert(i < sizeof...(Values), "Provided index is too large for list");
 };
 
+template<uint64_t I, typename T>
+struct tmpl_group_pack_type;
+
+template<uint64_t I, typename... T>
+struct tmpl_group_pack_type<I, tmpl_group<T...>> {
+	using type = typename parameter_pack_type<I, T...>::type;
+};
+
 template<typename T, T... V>
 struct ct_multiply;