boost/mpl/filter_view.hpp
//-----------------------------------------------------------------------------
// boost mpl/filter_view.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2000-02
// Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appears in all copies and
// that both the copyright notice and this permission notice appear in
// supporting documentation. No representations are made about the
// suitability of this software for any purpose. It is provided "as is"
// without express or implied warranty.
#ifndef BOOST_MPL_FILTER_VIEW_HPP_INCLUDED
#define BOOST_MPL_FILTER_VIEW_HPP_INCLUDED
#include "boost/mpl/begin_end.hpp"
#include "boost/mpl/lambda.hpp"
#include "boost/mpl/aux_/filter_iter.hpp"
#include "boost/mpl/aux_/void_spec.hpp"
namespace boost {
namespace mpl {
template<
typename BOOST_MPL_AUX_VOID_SPEC_PARAM(Sequence)
, typename BOOST_MPL_AUX_VOID_SPEC_PARAM(Predicate)
>
struct filter_view
{
private:
typedef typename lambda<Predicate>::type pred_;
typedef typename begin<Sequence>::type first_;
typedef typename end<Sequence>::type last_;
public:
struct tag;
typedef filter_view type;
typedef typename aux::next_filter_iter< first_,last_,pred_ >::type begin;
typedef aux::filter_iter< last_,last_,pred_ > end;
};
BOOST_MPL_AUX_VOID_SPEC(2, filter_view)
} // namespace mpl
} // namespace boost
#endif // BOOST_MPL_FILTER_VIEW_HPP_INCLUDED