43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
/*=============================================================================
|
|
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_POP_BACK_09172005_1038)
|
|
#define FUSION_POP_BACK_09172005_1038
|
|
|
|
#include <boost/fusion/view/iterator_range/iterator_range.hpp>
|
|
#include <boost/fusion/sequence/intrinsic/begin.hpp>
|
|
#include <boost/fusion/sequence/intrinsic/end.hpp>
|
|
#include <boost/fusion/iterator/prior.hpp>
|
|
|
|
namespace boost { namespace fusion
|
|
{
|
|
namespace result_of
|
|
{
|
|
template <typename Sequence>
|
|
struct pop_back
|
|
{
|
|
typedef
|
|
iterator_range<
|
|
typename begin<Sequence>::type
|
|
, typename prior<
|
|
typename end<Sequence>::type
|
|
>::type
|
|
>
|
|
type;
|
|
};
|
|
}
|
|
|
|
template <typename Sequence>
|
|
inline typename result_of::pop_back<Sequence const>::type
|
|
pop_back(Sequence const& seq)
|
|
{
|
|
typedef typename result_of::pop_back<Sequence const>::type result;
|
|
return result(fusion::begin(seq), fusion::prior(fusion::end(seq)));
|
|
}
|
|
}}
|
|
|
|
#endif
|
|
|