Generates compile fix (#14)

Author: zaucy

ecsact/entt/detail/system_execution_context.hh

@@ -223,7 +223,7 @@ namespace ecsact_entt_rt {
 		const C& get() {
 #ifndef NDEBUG
 			assert(
-				info.registry.all_of<C>(entity) &&
+				info.registry.template all_of<C>(entity) &&
 				"context get called for wrong component type. "
 				"Check system capabilities."
 			);
@@ -257,8 +257,11 @@ namespace ecsact_entt_rt {
 			>>;
 
 #ifndef NDEBUG
+			[[maybe_unused]]
 			bool found_gettable_component = false;
+			[[maybe_unused]]
 			const char* get_component_name = "";
+			[[maybe_unused]]
 			auto gettable_components_type_name = typeid(gettable_components).name();
 #endif//NDEBUG
 

ecsact/entt/runtime.hh

@@ -554,12 +554,20 @@ namespace ecsact::entt {
 			using boost::mp11::mp_flatten;
 			using boost::mp11::mp_push_back;
 			using boost::mp11::mp_map_find;
+			using boost::mp11::mp_first;
+			using boost::mp11::mp_transform;
 			using ecsact::entt::detail::pending_add;
 			using ecsact::entt_mp11_util::mp_map_find_value_or;
 
 			using caps_info = ecsact::system_capabilities_info<SystemT>;
 
-			using system_generates = typename caps_info::generates;
+			using system_generates = mp_transform<
+				mp_first,
+				mp_flatten<
+					typename caps_info::generates,
+					::ecsact::mp_list<>
+				>
+			>;
 			using adds_components = typename caps_info::adds_components;
 			static_assert(!std::is_same_v<system_generates, void>);
 
@@ -775,7 +783,7 @@ namespace ecsact::entt {
 						auto& assoc_view_itr = std::get<I>(assoc_views_itrs);
 						constexpr std::size_t offset = Assoc::field_offset;
 						assert(view.contains(entity));
-						auto& comp = view.get<ComponentT>(entity);
+						auto& comp = view.template get<ComponentT>(entity);
 						auto field_entity_value = *reinterpret_cast<const ecsact_entity_id*>(
 							reinterpret_cast<const char*>(&comp) + offset
 						);

runtime/test/runtime_test.cc

@@ -26,6 +26,10 @@ void runtime_test::OtherEntitySystem::impl(context& ctx) {
 	other.update(other_comp);
 }
 
+void runtime_test::MakeAnother::impl(context& ctx) {
+	
+}
+
 TEST(Core, CreateRegistry) {
 	auto reg_id = ecsact_create_registry("CreateRegistry");
 	EXPECT_NE(reg_id, ecsact_invalid_registry_id);

runtime/test/runtime_test.ecsact

@@ -20,3 +20,10 @@ system OtherEntitySystem {
 		readwrite ComponentA;
 	}
 }
+
+action MakeAnother {
+	readwrite ComponentA;
+	generates {
+		required OtherEntityComponent;
+	}
+}