generic-library/ChaiScript
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Remove need for boost::function_types library

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This commit is contained in:
Jason Turner
2011-09-12 08:18:51 -06:00
parent 194001f9a1
commit 6f282b6a56
5 changed files with 42 additions and 31 deletions
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59
include/chaiscript/dispatchkit/register_function.hpp
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@@ -9,8 +9,6 @@
#include "dispatchkit.hpp"
#include "bind_first.hpp"
#include <boost/function_types/components.hpp>
#include <boost/function_types/function_type.hpp>
namespace chaiscript
{
@@ -18,39 +16,48 @@ namespace chaiscript
{
namespace detail
{
template<bool Object, bool MemFn>
template<typename T>
struct FunctionSignature
{
};
template<typename Sig>
struct FunctionSignature<std::function<Sig> >
{
typedef Sig Signature;
};
template<typename Ret, typename ... Args>
std::function<Ret (Args...) > to_function(Ret (*func)(Args...))
{
return std::function<Ret (Args...)>(func);
}
template<typename Ret, typename Class, typename ... Args>
std::function<Ret (Class &, Args...) > to_function(Ret (Class::*func)(Args...))
{
return std::function<Ret (Class &, Args...)>(func);
}
template<typename Ret, typename Class, typename ... Args>
std::function<Ret (const Class &, Args...) > to_function(Ret (Class::*func)(Args...) const)
{
return std::function<Ret (const Class &, Args...)>(func);
}
template<bool Object>
struct Fun_Helper
{
template<typename T>
static Proxy_Function go(T t)
{
return Proxy_Function(
new Proxy_Function_Impl<
typename boost::function_types::function_type<boost::function_types::components<T> >::type> (
std::function<
typename boost::function_types::function_type<boost::function_types::components<T> >::type
>(t)));
new Proxy_Function_Impl<typename FunctionSignature<decltype(to_function(t)) >::Signature>(to_function(t)));
}
};
template<>
struct Fun_Helper<false, true>
{
template<typename T>
static Proxy_Function go(T t)
{
return Proxy_Function(
new Proxy_Function_Impl<
typename boost::function_types::function_type<boost::function_types::components<T> >::type> (
std::function<
typename boost::function_types::function_type<boost::function_types::components<T> >::type
>(std::mem_fn(t))));
}
};
template<>
struct Fun_Helper<true, false>
struct Fun_Helper<true>
{
template<typename T, typename Class>
static Proxy_Function go(T Class::* m)
@@ -101,7 +108,7 @@ namespace chaiscript
template<typename T>
Proxy_Function fun(T t)
{
return dispatch::detail::Fun_Helper<std::is_member_object_pointer<T>::value, std::is_member_function_pointer<T>::value>::go(t);
return dispatch::detail::Fun_Helper<std::is_member_object_pointer<T>::value>::go(t);
}
/// \brief Creates a new Proxy_Function object from a free function, member function or data member and binds the first parameter of it