Update of /cvsroot/boost/boost/boost/fusion/sequence/view/repetitive_view
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv31263/repetitive_view
Added Files:
repetitive_view.hpp repetitive_view_fwd.hpp
repetitive_view_iterator.hpp
Log Message:
adds repetitive_view
--- NEW FILE: repetitive_view.hpp ---
/*=============================================================================
Copyright (c) 2007 Tobias Schwinger
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(BOOST_FUSION_REPETITIVE_REPETITIVE_VIEW_VIEW_HPP_INCLUDED)
#define BOOST_FUSION_REPETITIVE_VIEW_REPETITIVE_VIEW_HPP_INCLUDED
#include <boost/type_traits/remove_reference.hpp>
#include <boost/mpl/if.hpp>
#include <boost/fusion/support/is_view.hpp>
#include <boost/fusion/support/category_of.hpp>
#include <boost/fusion/sequence/view/repetitive_view/detail/begin_impl.hpp>
#include <boost/fusion/sequence/view/repetitive_view/detail/end_impl.hpp>
namespace boost { namespace fusion
{
struct repetitive_view_tag;
struct fusion_sequence_tag;
template<typename Sequence> struct repetitive_view
: sequence_base< repetitive_view<Sequence> >
{
typedef repetitive_view_tag fusion_tag;
typedef fusion_sequence_tag tag; // this gets picked up by MPL
typedef mpl::true_ is_view;
typedef single_pass_traversal_tag category;
typedef typename boost::remove_reference<Sequence>::type sequence_type;
typedef typename
mpl::if_<traits::is_view<Sequence>, Sequence, sequence_type&>::type
stored_seq_type;
repetitive_view(Sequence& seq)
: seq(seq) {}
stored_seq_type seq;
};
}}
#endif
--- NEW FILE: repetitive_view_fwd.hpp ---
/*=============================================================================
Copyright (c) 2007 Tobias Schwinger
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(BOOST_FUSION_REPETITIVE_VIEW_FWD_HPP_INCLUDED)
#define BOOST_FUSION_REPETITIVE_VIEW_FWD_HPP_INCLUDED
namespace boost { namespace fusion
{
struct repetitive_view_tag;
template<typename Sequence> struct repetitive_view;
}}
#endif
--- NEW FILE: repetitive_view_iterator.hpp ---
/*=============================================================================
Copyright (c) 2007 Tobias Schwinger
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(BOOST_FUSION_REPETITIVE_VIEW_ITERATOR_HPP_INCLUDED)
#define BOOST_FUSION_REPETITIVE_VIEW_HPP_ITERATOR_INCLUDED
#include <boost/fusion/support/iterator_base.hpp>
#include <boost/fusion/support/category_of.hpp>
#include <boost/fusion/iterator/mpl/convert_iterator.hpp>
#include <boost/fusion/sequence/intrinsic/begin.hpp>
#include <boost/fusion/sequence/intrinsic/end.hpp>
#include <boost/fusion/sequence/view/repetitive_view/detail/deref_impl.hpp>
#include <boost/fusion/sequence/view/repetitive_view/detail/next_impl.hpp>
#include <boost/fusion/sequence/view/repetitive_view/detail/value_of_impl.hpp>
namespace boost { namespace fusion
{
struct repetitive_view_iterator_tag;
template<typename Sequence, typename Pos =
typename result_of::begin<Sequence>::type>
struct repetitive_view_iterator
: iterator_base< repetitive_view_iterator<Sequence,Pos> >
{
typedef repetitive_view_iterator_tag fusion_tag;
typedef Sequence sequence_type;
typedef typename convert_iterator<Pos>::type pos_type;
typedef typename convert_iterator<typename
result_of::begin<Sequence>::type>::type first_type;
typedef typename convert_iterator<typename
result_of::end<Sequence>::type>::type end_type;
typedef single_pass_traversal_tag category;
explicit repetitive_view_iterator(Sequence& seq)
: seq(seq), pos(begin(seq)) {}
repetitive_view_iterator(Sequence& seq, pos_type const& pos)
: seq(seq), pos(pos) {}
Sequence& seq;
pos_type pos;
};
}}
#endif
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