From 7bf624de33e4167a0a9eda17ee8fc439ae7ace3c Mon Sep 17 00:00:00 2001
From: neargye <neargye@gmail.com>
Date: Wed, 3 Jun 2020 19:33:01 +0500
Subject: [PATCH] wip NAMEOF_TYPE_RTTI

---
 include/nameof.hpp |  9 +++++++--
 test/test.cpp      | 15 +++++++++++++++
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/include/nameof.hpp b/include/nameof.hpp
index bd9c91d..7e883a9 100644
--- a/include/nameof.hpp
+++ b/include/nameof.hpp
@@ -60,6 +60,11 @@
 #  define NAMEOF_TYPE_SUPPORTED 1
 #endif
 
+#if defined(__cpp_rtti) || defined(_CPPRTTI) || defined(__GXX_RTTI)
+#  undef  NAMEOF_TYPE_RTTI_SUPPORTED
+#  define NAMEOF_TYPE_RTTI_SUPPORTED 1
+#endif
+
 // Checks nameof_enum compiler compatibility.
 #if defined(__clang__) || defined(__GNUC__) && __GNUC__ >= 9 || defined(_MSC_VER)
 #  undef  NAMEOF_ENUM_SUPPORTED
@@ -672,10 +677,10 @@ template <typename T>
 #define NAMEOF_FULL_TYPE_EXPR(...) ::nameof::nameof_full_type<decltype(__VA_ARGS__)>()
 
 // Obtains string name of type using RTTI.
-#if defined(__cpp_rtti) || defined(_CPPRTTI) || defined(__GXX_RTTI)
+#if defined(NAMEOF_TYPE_RTTI_SUPPORTED) && NAMEOF_TYPE_RTTI_SUPPORTED
 #  define NAMEOF_TYPE_RTTI(...) ::nameof::detail::n(typeid(__VA_ARGS__).name())
 #else
-#  define NAMEOF_TYPE_RTTI(...)
+#  define NAMEOF_TYPE_RTTI(...) static_assert(sizeof(__VA_ARGS__) < 0, "NAMEOF_TYPE_RTTI unsupported compiler.");
 #endif
 
 #if defined(_MSC_VER)
diff --git a/test/test.cpp b/test/test.cpp
index f10aeb7..3abd25e 100644
--- a/test/test.cpp
+++ b/test/test.cpp
@@ -684,3 +684,18 @@ TEST_CASE("nameof::nameof_type") {
 }
 
 #endif
+
+#if defined(NAMEOF_TYPE_RTTI_SUPPORTED) && NAMEOF_TYPE_RTTI_SUPPORTED
+TEST_CASE("NAMEOF_TYPE_RTTI") {
+#if defined(__clang__)
+  REQUIRE(NAMEOF_TYPE_RTTI(std::string) == "std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >");
+  REQUIRE(NAMEOF_TYPE_RTTI(Color) == "Color");
+#elif defined(_MSC_VER)
+  REQUIRE(NAMEOF_TYPE_RTTI(std::string) == "class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >");
+  REQUIRE(NAMEOF_TYPE_RTTI(Color) == "enum Color");
+#elif defined(__GNUC__)
+  REQUIRE(NAMEOF_TYPE_RTTI(std::string) == "std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >");
+  REQUIRE(NAMEOF_TYPE_RTTI(Color) == "Color");
+#endif
+}
+#endif