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associative iterators & views

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[SVN r57156]
This commit is contained in:
Christopher Schmidt
2009-10-25 22:59:54 +00:00
parent 35e469e2d5
commit 9b26b4a0f7
69 changed files with 1331 additions and 942 deletions
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37
include/boost/fusion/view/reverse_view/detail/deref_data_impl.hpp Normal file
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@@ -0,0 +1,37 @@
/*=============================================================================
Copyright (c) 2009 Christopher Schmidt
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)
==============================================================================*/
#ifndef BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_DEREF_DATA_IMPL_HPP
#define BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_DEREF_DATA_IMPL_HPP
#include <boost/fusion/iterator/deref_data.hpp>
namespace boost { namespace fusion { namespace extension
{
template <typename>
struct deref_data_impl;
template <>
struct deref_data_impl<reverse_view_iterator_tag>
{
template <typename It>
struct apply
{
typedef typename
result_of::deref_data<typename It::first_type>::type
type;
static type
call(It const& it)
{
return fusion::deref_data(it.first);
}
};
};
}}}
#endif

28
include/boost/fusion/view/reverse_view/detail/key_of_impl.hpp Normal file
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@@ -0,0 +1,28 @@
/*=============================================================================
Copyright (c) 2009 Christopher Schmidt
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)
==============================================================================*/
#ifndef BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_KEY_OF_IMPL_HPP
#define BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_KEY_OF_IMPL_HPP
#include <boost/fusion/iterator/key_of.hpp>
namespace boost { namespace fusion { namespace extension
{
template <typename>
struct key_of_impl;
template <>
struct key_of_impl<reverse_view_iterator_tag>
{
template <typename It>
struct apply
: result_of::key_of<typename It::it_type>
{};
};
}}}
#endif

28
include/boost/fusion/view/reverse_view/detail/value_of_data_impl.hpp Normal file
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@@ -0,0 +1,28 @@
/*=============================================================================
Copyright (c) 2009 Christopher Schmidt
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)
==============================================================================*/
#ifndef BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_VALUE_OF_DATA_IMPL_HPP
#define BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_VALUE_OF_DATA_IMPL_HPP
#include <boost/fusion/iterator/value_of_data.hpp>
namespace boost { namespace fusion { namespace extension
{
template <typename>
struct value_of_data_impl;
template <>
struct value_of_data_impl<reverse_view_iterator_tag>
{
template <typename It>
struct apply
: result_of::value_of_data<typename It::first_type>
{};
};
}}}
#endif

12
include/boost/fusion/view/reverse_view/reverse_view.hpp
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@@ -20,6 +20,9 @@
#include <boost/type_traits/is_base_of.hpp>
#include <boost/static_assert.hpp>
#include <boost/mpl/bool.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/inherit.hpp>
#include <boost/mpl/identity.hpp>
namespace boost { namespace fusion
{
@@ -32,8 +35,15 @@ namespace boost { namespace fusion
typedef reverse_view_tag fusion_tag;
typedef fusion_sequence_tag tag; // this gets picked up by MPL
typedef mpl::true_ is_view;
typedef typename traits::category_of<Sequence>::type seq_category;
typedef typename traits::category_of<Sequence>::type category;
typedef typename
mpl::eval_if<
traits::is_associative<Sequence>
, mpl::inherit2<seq_category,associative_sequence_tag>
, mpl::identity<seq_category>
>::type
category;
typedef typename result_of::begin<Sequence>::type first_type;
typedef typename result_of::end<Sequence>::type last_type;
typedef typename result_of::size<Sequence>::type size;

3
include/boost/fusion/view/reverse_view/reverse_view_iterator.hpp
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@@ -17,6 +17,9 @@
#include <boost/fusion/view/reverse_view/detail/advance_impl.hpp>
#include <boost/fusion/view/reverse_view/detail/distance_impl.hpp>
#include <boost/fusion/view/reverse_view/detail/value_of_impl.hpp>
#include <boost/fusion/view/reverse_view/detail/deref_data_impl.hpp>
#include <boost/fusion/view/reverse_view/detail/value_of_data_impl.hpp>
#include <boost/fusion/view/reverse_view/detail/key_of_impl.hpp>
#include <boost/type_traits/is_base_of.hpp>
#include <boost/static_assert.hpp>