xo-reflect: + infra for reflecting functions

src/reflect/function/FunctionTdx.cpp

@@ -0,0 +1,37 @@
+/* @file FunctionTdx.cpp */
+
+#include "function/FunctionTdx.hpp"
+#include "TaggedPtr.hpp"
+
+namespace xo {
+    namespace reflect {
+            /** create instance.  Will be invoked exactly once for each reflected function type **/
+        std::unique_ptr<FunctionTdx>
+        FunctionTdx::make_function(TypeDescr retval_td,
+                                   std::vector<TypeDescr> arg_td_v)
+        {
+            return std::unique_ptr<FunctionTdx>(new FunctionTdx(retval_td, std::move(arg_td_v)));
+        }
+
+        FunctionTdx::FunctionTdx(TypeDescr retval_td,
+                                 std::vector<TypeDescr> arg_td_v)
+            : retval_td_{retval_td},
+              arg_td_v_{std::move(arg_td_v)}
+        {}
+
+        TaggedPtr
+        FunctionTdx::child_tp(uint32_t /*i*/, void * /*object*/) const
+        {
+            return TaggedPtr::universal_null();
+        }
+
+        const std::string &
+        FunctionTdx::struct_member_name(uint32_t i) const
+        {
+            return TypeDescrExtra::struct_member_name(i);
+        }
+    } /*namespace reflect*/
+} /*namespace xo*/
+
+
+/* end FunctionTdx.cpp */