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Made map random access. Thanks to Brandon Kohn!

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[SVN r74881]
This commit is contained in:
Joel de Guzman
2011-10-10 09:55:41 +00:00
parent 4be9e08af7
commit b6df98e86c
8 changed files with 99 additions and 6 deletions
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57
include/boost/fusion/container/map/detail/at_impl.hpp Normal file
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@ -0,0 +1,57 @@
/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
Copyright (c) 2011 Brandon Kohn
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_MAP_DETAIL_AT_IMPL_HPP)
#define BOOST_FUSION_MAP_DETAIL_AT_IMPL_HPP
#include <boost/fusion/support/detail/access.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/mpl/at.hpp>
#include <boost/mpl/int.hpp>
namespace boost { namespace fusion
{
struct map_tag;
namespace extension
{
template <typename Tag>
struct at_impl;
template <>
struct at_impl<map_tag>
{
template <typename Sequence, typename N>
struct apply
{
typedef mpl::at<typename Sequence::storage_type::types, N> element;
typedef typename detail::ref_result<element>::type type;
static type
call(Sequence& m)
{
return m.get_data().at_impl(N());
}
};
template <typename Sequence, typename N>
struct apply <Sequence const, N>
{
typedef mpl::at<typename Sequence::storage_type::types, N> element;
typedef typename detail::cref_result<element>::type type;
static type
call(Sequence const& m)
{
return m.get_data().at_impl(N());
}
};
};
}
}}
#endif //BOOST_FUSION_MAP_DETAIL_AT_IMPL_HPP

2
include/boost/fusion/container/map/detail/preprocessed/map10.hpp
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@ -13,7 +13,7 @@ namespace boost { namespace fusion
template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9>
struct map : sequence_base<map<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag;
typedef mpl::false_ is_view;

2
include/boost/fusion/container/map/detail/preprocessed/map20.hpp
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@ -13,7 +13,7 @@ namespace boost { namespace fusion
template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19>
struct map : sequence_base<map<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag;
typedef mpl::false_ is_view;

2
include/boost/fusion/container/map/detail/preprocessed/map30.hpp
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@ -13,7 +13,7 @@ namespace boost { namespace fusion
template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29>
struct map : sequence_base<map<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag;
typedef mpl::false_ is_view;

2
include/boost/fusion/container/map/detail/preprocessed/map40.hpp
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@ -13,7 +13,7 @@ namespace boost { namespace fusion
template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36 , typename T37 , typename T38 , typename T39>
struct map : sequence_base<map<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37 , T38 , T39> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag;
typedef mpl::false_ is_view;

2
include/boost/fusion/container/map/detail/preprocessed/map50.hpp
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@ -13,7 +13,7 @@ namespace boost { namespace fusion
template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36 , typename T37 , typename T38 , typename T39 , typename T40 , typename T41 , typename T42 , typename T43 , typename T44 , typename T45 , typename T46 , typename T47 , typename T48 , typename T49>
struct map : sequence_base<map<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37 , T38 , T39 , T40 , T41 , T42 , T43 , T44 , T45 , T46 , T47 , T48 , T49> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag;
typedef mpl::false_ is_view;

34
include/boost/fusion/container/map/detail/value_at_impl.hpp Normal file
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@ -0,0 +1,34 @@
/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
Copyright (c) 2011 Brandon Kohn
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_MAP_DETAIL_VALUE_AT_IMPL_HPP)
#define BOOST_FUSION_MAP_DETAIL_VALUE_AT_IMPL_HPP
#include <boost/mpl/at.hpp>
namespace boost { namespace fusion
{
struct map_tag;
namespace extension
{
template <typename Tag>
struct value_at_impl;
template <>
struct value_at_impl<map_tag>
{
template <typename Sequence, typename N>
struct apply
{
typedef typename mpl::at<typename Sequence::storage_type::types, N>::type type;
};
};
}
}}
#endif //BOOST_FUSION_MAP_DETAIL_VALUE_AT_IMPL_HPP

4
include/boost/fusion/container/map/map.hpp
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@ -11,6 +11,8 @@
#include <boost/fusion/support/category_of.hpp>
#include <boost/fusion/support/detail/access.hpp>
#include <boost/fusion/container/map/map_fwd.hpp>
#include <boost/fusion/container/map/detail/at_impl.hpp>
#include <boost/fusion/container/map/detail/value_at_impl.hpp>
#include <boost/fusion/container/map/detail/begin_impl.hpp>
#include <boost/fusion/container/map/detail/end_impl.hpp>
#include <boost/fusion/container/map/detail/value_of_impl.hpp>
@ -50,7 +52,7 @@ namespace boost { namespace fusion
template <BOOST_PP_ENUM_PARAMS(FUSION_MAX_MAP_SIZE, typename T)>
struct map : sequence_base<map<BOOST_PP_ENUM_PARAMS(FUSION_MAX_MAP_SIZE, T)> >
{
struct category : forward_traversal_tag, associative_tag {};
struct category : random_access_traversal_tag, associative_tag {};
typedef map_tag fusion_tag;
typedef fusion_sequence_tag tag; // this gets picked up by MPL