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[SVN r40234]
This commit is contained in:
Joel de Guzman
2007-10-21 00:47:59 +00:00
parent fc57a566cb
commit 7a6e82b7cf
476 changed files with 0 additions and 25709 deletions
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93
include/boost/fusion/container/set/detail/lookup_key.hpp
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@@ -1,93 +0,0 @@
/*=============================================================================
Copyright (c) 2001-2006 Joel de Guzman
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
==============================================================================*/
#if !defined(FUSION_LOOKUP_KEY_09162005_1111)
#define FUSION_LOOKUP_KEY_09162005_1111
#include <boost/mpl/int.hpp>
#include <boost/type_traits/add_const.hpp>
#include <boost/type_traits/add_reference.hpp>
#include <boost/fusion/support/detail/unknown_key.hpp>
namespace boost { namespace fusion
{
struct void_;
}}
namespace boost { namespace fusion { namespace detail
{
template <typename T>
struct set_data_type
{
typedef typename add_reference<T>::type type;
};
template <>
struct set_data_type<void_>
{
typedef void_& type;
};
template <typename T>
struct set_const_data_type
{
typedef typename
add_reference<
typename add_const<T>::type
>::type
type;
};
template <>
struct set_const_data_type<void_>
{
typedef void_ const& type;
};
template <typename T>
struct set_value_type
{
typedef T type;
};
template <>
struct set_value_type<void_>
{
typedef void_ type;
};
template <typename T, int index>
struct set_key_type
{
typedef T type;
};
template <int index>
struct set_key_type<void_, index>
{
typedef unknown_key<index> type;
};
template <int index, typename RT, typename Key, typename Vector>
struct set_lookup_key
{
static RT
call(Vector& vec)
{
return vec.at_impl(mpl::int_<index>());
}
};
template <int index, typename Vector>
struct set_lookup_key<index, void_&, unknown_key<index>, Vector>
{
static void_&
call(Vector& vec); // intentionally undefined
};
}}}
#endif