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better adapt structs/classes implementation

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[SVN r59913]
This commit is contained in:
Christopher Schmidt
2010-02-25 20:10:37 +00:00
parent f84bc30bd3
commit e67765747d
39 changed files with 266 additions and 701 deletions
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70
include/boost/fusion/adapted/struct/detail/adapt_base.hpp
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@@ -1,16 +1,20 @@
/*=============================================================================
Copyright (c) 2001-2009 Joel de Guzman
Copyright (c) 2005-2006 Dan Marsden
Copyright (c) 2009-2010 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_ADAPTED_DETAIL_STRUCT_ADAPT_BASE_HPP
#define BOOST_FUSION_ADAPTED_DETAIL_STRUCT_ADAPT_BASE_HPP
#ifndef BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_HPP
#define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_HPP
#include <boost/config.hpp>
#include <boost/fusion/support/tag_of_fwd.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/stringize.hpp>
#include <boost/preprocessor/control/if.hpp>
#include <boost/preprocessor/seq/size.hpp>
#include <boost/preprocessor/seq/for_each.hpp>
@@ -20,11 +24,14 @@
#include <boost/preprocessor/tuple/eat.hpp>
#include <boost/preprocessor/tuple/elem.hpp>
#include <boost/mpl/tag.hpp>
#include <boost/type_traits/add_reference.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp>
#include <boost/type_traits/add_const.hpp>
#define BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME_TEMPLATE_PARAMS(SEQ) \
BOOST_PP_SEQ_HEAD(SEQ)<BOOST_PP_SEQ_ENUM(BOOST_PP_SEQ_TAIL(SEQ))>
BOOST_PP_SEQ_HEAD(SEQ)<BOOST_PP_SEQ_ENUM(BOOST_PP_SEQ_TAIL(SEQ))> \
BOOST_PP_EMPTY()
#define BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(SEQ) \
BOOST_PP_IF( \
BOOST_PP_SEQ_HEAD(SEQ), \
@@ -47,7 +54,7 @@
#ifdef BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS
# define BOOST_FUSION_ADAPT_STRUCT_TAG_OF_SPECIALIZATION( \
MODIFIER, TEMPLATE_PARAMS_SEQ,NAME_SEQ,TAG) \
MODIFIER, TEMPLATE_PARAMS_SEQ, NAME_SEQ, TAG) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
@@ -61,7 +68,7 @@
};
#else
# define BOOST_FUSION_ADAPT_STRUCT_TAG_OF_SPECIALIZATION( \
MODIFIER, TEMPLATE_PARAMS_SEQ,NAME_SEQ,TAG) \
MODIFIER, TEMPLATE_PARAMS_SEQ, NAME_SEQ, TAG) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
@@ -90,19 +97,46 @@
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) type; \
\
template<typename Seq> \
static typename add_reference<type>::type \
call(Seq& seq) \
struct apply \
{ \
return seq.PREFIX \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE); \
} \
typedef typename \
add_reference< \
typename mpl::eval_if< \
is_const<Seq> \
, add_const<BOOST_PP_TUPLE_ELEM( \
ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) \
> \
, mpl::identity<BOOST_PP_TUPLE_ELEM( \
ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) \
> \
>::type \
>::type \
type; \
\
template<typename Seq> \
static typename add_reference<typename add_const<type>::type>::type \
call(Seq const& seq) \
static type \
call(Seq& seq) \
{ \
return seq.PREFIX \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE); \
} \
}; \
}; \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct struct_member_name< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
> \
{ \
typedef char const* type; \
\
static type \
call() \
{ \
return seq.PREFIX \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE); \
return BOOST_PP_STRINGIZE( \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE,1,ATTRIBUTE)); \
} \
};
@@ -116,9 +150,9 @@ namespace boost
namespace traits \
{ \
BOOST_FUSION_ADAPT_STRUCT_TAG_OF_SPECIALIZATION( \
BOOST_PP_EMPTY(),TEMPLATE_PARAMS_SEQ,NAME_SEQ,TAG) \
BOOST_PP_EMPTY(), TEMPLATE_PARAMS_SEQ, NAME_SEQ, TAG) \
BOOST_FUSION_ADAPT_STRUCT_TAG_OF_SPECIALIZATION( \
const,TEMPLATE_PARAMS_SEQ,NAME_SEQ,TAG) \
const, TEMPLATE_PARAMS_SEQ, NAME_SEQ, TAG) \
} \
\
namespace extension \