Don't allow conversion to std::function on arity mismatch

2015-07-30 20:23:34 -06:00
parent 0d4e4090a0
commit 31b3195c17
2 changed files with 21 additions and 0 deletions
--- a/include/chaiscript/dispatchkit/callable_traits.hpp
+++ b/include/chaiscript/dispatchkit/callable_traits.hpp
@@ -61,6 +61,17 @@ namespace chaiscript {
        Ret (Class::*m_func)(Param...);
      };

+      template<typename T>
+        struct Arity
+        {
+        };
+
+      template<typename Ret, typename ... Params>
+      struct Arity<Ret (Params...)>
+        {
+          static const size_t arity = sizeof...(Params);
+        };
+

      template<typename T>
        struct Function_Signature