generic-library/ChaiScript
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Various cleanups and fixes for older compilers

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This commit is contained in:
Jason Turner
2015-05-22 19:40:56 -06:00
parent df724b5c33
commit e0234d942e
5 changed files with 41 additions and 42 deletions
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33
include/chaiscript/dispatchkit/callable_traits.hpp
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@@ -47,29 +47,32 @@ namespace chaiscript {
Ret (Class::*m_func)(Param...);
};
template<typename T>
struct Function_Signature
{
template<typename Ret, typename ... Param>
static Ret deduce_ret_type(Function_Signature<Ret (Param...)> *);
typedef T Signature;
typedef Function_Signature<T> *ptr_type;
typedef decltype(deduce_ret_type(ptr_type(nullptr))) Return_Type;
};
template<typename Ret, typename ... Params>
struct Function_Signature<Ret (Params...)>
{
typedef Ret Return_Type;
typedef Ret (Signature)(Params...);
};
template<typename Ret, typename T, typename ... Params>
struct Function_Signature<Ret (T::*)(Params...) const>
{
typedef Ret Return_Type;
typedef Ret (Signature)(Params...);
};
template<typename T>
struct Callable_Traits
{
template<typename Ret, typename ... Param>
static Function_Signature<Ret (Param...)> deduce_sig_type(Ret (T::*)(Param...) const);
typedef typename decltype(deduce_sig_type(&T::operator()))::Signature Signature;
typedef decltype(deduce_sig_type(&T::operator())) Signature_Object;
typedef typename Signature_Object::Return_Type Return_Type;
typedef typename Function_Signature<decltype(&T::operator())>::Signature Signature;
typedef typename Function_Signature<decltype(&T::operator())>::Return_Type Return_Type;
};
}
}