From b80e77b9c28c799c70f58d68e59fbea3b1b57ac5 Mon Sep 17 00:00:00 2001
From: Rapptz <rapptz@gmail.com>
Date: Fri, 29 Nov 2013 17:57:46 -0500
Subject: [PATCH] Add using statements for basic EnableIf and DisableIf

---
 sol/stack.hpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sol/stack.hpp b/sol/stack.hpp
index 42d62601..09ffe32b 100644
--- a/sol/stack.hpp
+++ b/sol/stack.hpp
@@ -27,6 +27,12 @@
 #include <type_traits>
 
 namespace sol {
+template<typename T, typename R = void>
+using EnableIf = typename std::enable_if<T::value, R>::type;
+
+template<typename T, typename R = void>
+using DisableIf = typename std::enable_if<!T::value, R>::type;
+
 namespace stack {
 namespace detail {
 template<typename T>
@@ -116,7 +122,7 @@ inline T pop(lua_State* L) {
 }
 
 template<typename T>
-inline typename std::enable_if<std::is_arithmetic<T>::value>::type push(lua_State* L, T arithmetic) {
+inline EnableIf<std::is_arithmetic<T>> push(lua_State* L, T arithmetic) {
     detail::push_arithmetic(L, arithmetic, std::is_integral<T>{});
 }