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Add support for BOOST_FUSION_ADAPT_ADT to either deduce types or use specified ones.

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This commit is contained in:
Damien Buhl (alias daminetreg)
2014-08-10 17:09:57 +02:00
parent 52d280983b
commit 7b089aa589
6 changed files with 53 additions and 20 deletions
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22
include/boost/fusion/adapted/adt/adapt_adt.hpp
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@ -2,6 +2,7 @@
Copyright (c) 2001-2009 Joel de Guzman
Copyright (c) 2009-2010 Hartmut Kaiser
Copyright (c) 2010-2011 Christopher Schmidt
Copyright (c) 2013-2014 Damien Buhl
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)
@ -13,7 +14,9 @@
#include <boost/fusion/support/config.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/logical/bool.hpp>
#include <boost/preprocessor/control/if.hpp>
#include <boost/preprocessor/comparison/equal.hpp>
#include <boost/preprocessor/comparison/less.hpp>
#include <boost/type_traits/add_reference.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/type_traits/add_const.hpp>
@ -33,13 +36,7 @@
#include <boost/fusion/adapted/struct/detail/deref_impl.hpp>
#include <boost/fusion/adapted/adt/detail/extension.hpp>
#include <boost/fusion/adapted/adt/detail/adapt_base.hpp>
#define BOOST_FUSION_ADAPT_ADT_FILLER_0(A, B, C, D)\
((A, B, C, D)) BOOST_FUSION_ADAPT_ADT_FILLER_1
#define BOOST_FUSION_ADAPT_ADT_FILLER_1(A, B, C, D)\
((A, B, C, D)) BOOST_FUSION_ADAPT_ADT_FILLER_0
#define BOOST_FUSION_ADAPT_ADT_FILLER_0_END
#define BOOST_FUSION_ADAPT_ADT_FILLER_1_END
#include <boost/fusion/adapted/adt/detail/adapt_base_attr_filler.hpp>
#define BOOST_FUSION_ADAPT_ADT_C( \
TEMPLATE_PARAMS_SEQ, NAME_SEQ, IS_VIEW, I, ATTRIBUTE) \
@ -47,9 +44,12 @@
TEMPLATE_PARAMS_SEQ, \
NAME_SEQ, \
I, \
ATTRIBUTE, \
4, \
BOOST_PP_BOOL(0))
BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR(ATTRIBUTE), \
BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR_SIZE(ATTRIBUTE), \
BOOST_PP_IF( \
BOOST_PP_LESS( \
BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR_SIZE(ATTRIBUTE), 4) \
, 1, 0))
#define BOOST_FUSION_ADAPT_TPL_ADT(TEMPLATE_PARAMS_SEQ, NAME_SEQ , ATTRIBUTES) \
BOOST_FUSION_ADAPT_STRUCT_BASE( \

28
include/boost/fusion/adapted/adt/detail/adapt_base.hpp
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@ -11,6 +11,8 @@
#define BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_auto.hpp>
#include <boost/preprocessor/control/if.hpp>
#include <boost/preprocessor/seq/seq.hpp>
#include <boost/preprocessor/seq/elem.hpp>
@ -19,6 +21,8 @@
#include <boost/type_traits/add_const.hpp>
#include <boost/type_traits/remove_const.hpp>
#include <boost/typeof/typeof.hpp>
#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL(TEMPLATE_PARAMS_SEQ) \
typename detail::get_identity< \
lvalue \
@ -30,13 +34,24 @@
\
boost::remove_const<boost::remove_reference<lvalue>::type>::type
#define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE) \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, \
BOOST_PP_IF(DEDUCE_TYPE, 0, 2), ATTRIBUTE)
#define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE) \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, \
BOOST_PP_IF(DEDUCE_TYPE, 1, 3), ATTRIBUTE)
#define BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF( \
NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE) \
\
struct deduced_attr_type { \
const BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
typedef BOOST_TYPEOF( \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE)) type; \
BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR( \
ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE, 1)) type; \
}; \
\
typedef remove_const<deduced_attr_type::type>::type type; \
@ -64,7 +79,7 @@
BOOST_PP_IF(DEDUCE_TYPE, \
BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF, \
BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE \
)(NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE) /* XXX: Check PREFIX */\
)(NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE) /* XXX: Check PROXY PREFIX */\
\
template<class Val> \
BOOST_FUSION_GPU_ENABLED \
@ -73,7 +88,8 @@
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj, \
Val const& val) \
{ \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 3, ATTRIBUTE); \
BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE); \
} \
\
BOOST_FUSION_GPU_ENABLED \
@ -81,7 +97,8 @@
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj) \
{ \
return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \
return BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE); \
} \
\
BOOST_FUSION_GPU_ENABLED \
@ -89,7 +106,8 @@
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj) \
{ \
return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \
return BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE); \
} \
}; \
\

15
include/boost/fusion/adapted/struct/detail/adapt_auto.hpp Normal file
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@ -0,0 +1,15 @@
/*=============================================================================
Copyright (c) 2013-2014 Damien Buhl
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_STRUCT_DETAIL_ADAPT_AUTO_HPP
#define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_AUTO_HPP
#include <boost/preprocessor/empty.hpp>
#define BOOST_FUSION_ADAPT_AUTO BOOST_PP_EMPTY()
#endif

2
include/boost/fusion/adapted/struct/detail/adapt_base.hpp
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@ -14,6 +14,7 @@
#include <boost/fusion/support/config.hpp>
#include <boost/config.hpp>
#include <boost/fusion/support/tag_of_fwd.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_auto.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/stringize.hpp>
@ -35,7 +36,6 @@
#include <boost/typeof/typeof.hpp>
#define BOOST_FUSION_ADAPT_AUTO BOOST_PP_EMPTY()
#define BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME_TEMPLATE_PARAMS(SEQ) \
BOOST_PP_SEQ_HEAD(SEQ)<BOOST_PP_SEQ_ENUM(BOOST_PP_SEQ_TAIL(SEQ))> \

4
test/sequence/adapt_adt.cpp
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@ -93,8 +93,8 @@ namespace ns
BOOST_FUSION_ADAPT_ADT(
ns::point,
(int, int, obj.get_x(), obj.set_x(val))
(int, int, obj.get_y(), obj.set_y(val))
(obj.get_x(), obj.set_x(val))
(obj.get_y(), obj.set_y(val))
)
#if !BOOST_WORKAROUND(__GNUC__,<4)