/*=============================================================================
Copyright (c) 2003 Joel de Guzman
Copyright (c) 2004 Peder Holt
Use, modification and distribution is subject to 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_ALGORITHM_REMOVE_HPP)
#define FUSION_ALGORITHM_REMOVE_HPP
#include <boost/spirit/fusion/sequence/filter_view.hpp>
#include <boost/mpl/not.hpp>
#include <boost/type_traits/is_same.hpp>
namespace boost { namespace fusion
{
namespace meta
{
template <typename Sequence, typename T>
struct remove
{
typedef filter_view<Sequence, mpl::not_<is_same<mpl::_, T> > > type;
};
}
namespace function
{
struct remove
{
template <typename Sequence, typename T>
struct apply : meta::remove<Sequence, T> {};
template <typename Sequence, typename T>
inline filter_view<
Sequence const
, mpl::not_<is_same<mpl::_, typename T::type> > >
operator()(Sequence const& seq, T) const
{
return filter_view<
Sequence const
, mpl::not_<is_same<mpl::_, BOOST_DEDUCED_TYPENAME T::type>
> >(seq);
}
template <typename Sequence, typename T>
inline filter_view<
Sequence
, mpl::not_<is_same<mpl::_, typename T::type> > >
operator()(Sequence& seq, T) const
{
return filter_view<
Sequence
, mpl::not_<is_same<mpl::_, BOOST_DEDUCED_TYPENAME T::type>
> >(seq);
}
};
}
function::remove const remove = function::remove();
}}
#endif