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add type deduction support to BOOST_FUSION_ADAPT_ADT_C_BASE.

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This commit is contained in:
Damien Buhl (alias daminetreg)
2014-08-10 15:15:31 +02:00
parent c8e4172021
commit fe3682ac02
2 changed files with 52 additions and 7 deletions
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8
include/boost/fusion/adapted/adt/adapt_adt.hpp
View File

@ -13,6 +13,7 @@
#include <boost/fusion/support/config.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/logical/bool.hpp>
#include <boost/type_traits/add_reference.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/type_traits/add_const.hpp>
@ -43,7 +44,12 @@
#define BOOST_FUSION_ADAPT_ADT_C( \
TEMPLATE_PARAMS_SEQ, NAME_SEQ, IS_VIEW, I, ATTRIBUTE) \
BOOST_FUSION_ADAPT_ADT_C_BASE( \
TEMPLATE_PARAMS_SEQ, NAME_SEQ, I, ATTRIBUTE, 4)
TEMPLATE_PARAMS_SEQ, \
NAME_SEQ, \
I, \
ATTRIBUTE, \
4, \
BOOST_PP_BOOL(0))
#define BOOST_FUSION_ADAPT_TPL_ADT(TEMPLATE_PARAMS_SEQ, NAME_SEQ , ATTRIBUTES) \
BOOST_FUSION_ADAPT_STRUCT_BASE( \

51
include/boost/fusion/adapted/adt/detail/adapt_base.hpp
View File

@ -16,6 +16,8 @@
#include <boost/preprocessor/seq/elem.hpp>
#include <boost/mpl/if.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/type_traits/add_const.hpp>
#include <boost/type_traits/remove_const.hpp>
#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL(TEMPLATE_PARAMS_SEQ) \
typename detail::get_identity< \
@ -28,8 +30,27 @@
\
boost::remove_const<boost::remove_reference<lvalue>::type>::type
#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; \
}; \
\
typedef remove_const<deduced_attr_type::type>::type type; \
typedef add_const<deduced_attr_type::type>::type const_type;
#define BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE( \
NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE) \
\
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) type; \
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE) const_type;
#define BOOST_FUSION_ADAPT_ADT_C_BASE( \
TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,ATTRIBUTE,ATTRIBUTE_TUPEL_SIZE) \
TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,ATTRIBUTE,ATTRIBUTE_TUPEL_SIZE, DEDUCE_TYPE) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
@ -39,6 +60,12 @@
, I \
> \
{ \
\
BOOST_PP_IF(DEDUCE_TYPE, \
BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF, \
BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE \
)(NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE) /* XXX: Check PREFIX */\
\
template<class Val> \
BOOST_FUSION_GPU_ENABLED \
static void \
@ -50,7 +77,7 @@
} \
\
BOOST_FUSION_GPU_ENABLED \
static BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) \
static type /* TODO: Check Type here */ \
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj) \
{ \
@ -58,7 +85,7 @@
} \
\
BOOST_FUSION_GPU_ENABLED \
static BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE) \
static const_type /* TODO: check Const Type here */ \
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj) \
{ \
@ -75,7 +102,10 @@
, true \
> \
{ \
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE) type; \
typedef access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::const_type type; /* TODO: check const Type here */ \
\
BOOST_FUSION_GPU_ENABLED \
explicit \
@ -111,7 +141,10 @@
, false \
> \
{ \
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) type; \
typedef access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::type type; /* TODO: check Type here */ \
\
BOOST_FUSION_GPU_ENABLED \
explicit \
@ -158,7 +191,13 @@
, I \
> \
{ \
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) lvalue; \
typedef \
adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, false \
> lvalue; \
\
BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \
TEMPLATE_PARAMS_SEQ) \
\