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Adds accessors for the wrapped attributes and provide preliminary support for type deduction to ADAPT_ASSOC* macros.

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This commit is contained in:
Damien Buhl (alias daminetreg)
2014-07-23 00:36:07 +02:00
parent 34fac0c449
commit 17e49ba448
4 changed files with 53 additions and 16 deletions
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21
include/boost/fusion/adapted/struct/adapt_assoc_struct.hpp
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@ -21,6 +21,7 @@
#include <boost/fusion/adapted/struct/detail/extension.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_base.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_base_attr_filler.hpp>
#include <boost/fusion/adapted/struct/detail/at_impl.hpp>
#include <boost/fusion/adapted/struct/detail/is_view_impl.hpp>
#include <boost/fusion/adapted/struct/detail/is_sequence_impl.hpp>
@ -35,25 +36,27 @@
#include <boost/fusion/adapted/struct/detail/key_of_impl.hpp>
#include <boost/fusion/adapted/struct/detail/value_of_data_impl.hpp>
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(X, Y, Z) \
((X, Y, Z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(X, Y, Z) \
((X, Y, Z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0_END
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1_END
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C_BASE( \
TEMPLATE_PARAMS_SEQ,NAME_SEQ,IS_VIEW,I,PREFIX,ATTRIBUTE) \
\
BOOST_FUSION_ADAPT_STRUCT_C_BASE( \
TEMPLATE_PARAMS_SEQ, NAME_SEQ, IS_VIEW, I, PREFIX, ATTRIBUTE, 3) \
TEMPLATE_PARAMS_SEQ, \
NAME_SEQ, \
IS_VIEW, \
I, \
PREFIX, \
BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE), \
BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE), \
BOOST_PP_IF(BOOST_PP_LESS( \
BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE),3), 1, 0)) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct struct_assoc_key<BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ), I> \
{ \
typedef BOOST_PP_TUPLE_ELEM(3, 2, ATTRIBUTE) type; \
typedef \
BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAPPEDATTR_GET_KEY(ATTRIBUTE) type; \
};
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C( \

5
include/boost/fusion/adapted/struct/adapt_struct.hpp
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@ -43,10 +43,11 @@
I, \
BOOST_PP_IF(IS_VIEW, BOOST_FUSION_PROXY_PREFIX, BOOST_PP_EMPTY), \
BOOST_PP_TUPLE_ELEM(2, 1, ATTRIBUTE), \
BOOST_PP_TUPLE_ELEM(2, 0, ATTRIBUTE))
BOOST_PP_TUPLE_ELEM(2, 0, ATTRIBUTE), \
BOOST_PP_IF( \
BOOST_PP_LESS(BOOST_PP_TUPLE_ELEM(2, 0, ATTRIBUTE),2), 1, 0))
#define BOOST_FUSION_ADAPT_AUTO BOOST_PP_EMPTY()
#if BOOST_PP_VARIADICS

12
include/boost/fusion/adapted/struct/detail/adapt_base.hpp
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@ -35,6 +35,8 @@
#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))> \
BOOST_PP_EMPTY()
@ -124,7 +126,8 @@
#define BOOST_FUSION_ADAPT_STRUCT_C_BASE( \
TEMPLATE_PARAMS_SEQ,NAME_SEQ,IS_VIEW, \
I,PREFIX,ATTRIBUTE,ATTRIBUTE_TUPEL_SIZE) \
I,PREFIX,ATTRIBUTE,ATTRIBUTE_TUPEL_SIZE, \
DEDUCE_TYPE) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
@ -135,7 +138,7 @@
> \
{ \
typedef \
BOOST_PP_IF(BOOST_PP_LESS(ATTRIBUTE_TUPEL_SIZE,2), \
BOOST_PP_IF(DEDUCE_TYPE, \
BOOST_FUSION_ATTRIBUTE_TYPEOF, BOOST_FUSION_ATTRIBUTE_GIVENTYPE \
)(NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPEL_SIZE, PREFIX) \
attribute_type; \
@ -163,8 +166,7 @@
{ \
return seq.PREFIX() \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, \
BOOST_PP_IF(BOOST_PP_LESS(ATTRIBUTE_TUPEL_SIZE,2), 0, 1),\
ATTRIBUTE); \
BOOST_PP_IF(DEDUCE_TYPE, 0, 1), ATTRIBUTE); \
} \
}; \
}; \
@ -185,7 +187,7 @@
{ \
return BOOST_PP_STRINGIZE( \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, \
BOOST_PP_IF(BOOST_PP_LESS(ATTRIBUTE_TUPEL_SIZE,2), 0, 1),\
BOOST_PP_IF(DEDUCE_TYPE, 0, 1), \
ATTRIBUTE)); \
} \
};

31
include/boost/fusion/adapted/struct/detail/adapt_base_attr_filler.hpp
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@ -12,6 +12,7 @@
#include <boost/fusion/adapted/struct/detail/preprocessor/is_seq.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/arithmetic/sub.hpp>
#include <boost/preprocessor/facilities/is_empty.hpp>
#include <boost/preprocessor/variadic/to_seq.hpp>
#include <boost/preprocessor/seq/for_each.hpp>
@ -34,6 +35,36 @@
((2, (X,Y))) \
)
#define BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE) \
BOOST_PP_TUPLE_ELEM(2, 0, ATTRIBUTE)
#define BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE) \
BOOST_PP_TUPLE_ELEM(2, 1, ATTRIBUTE)
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(X, Y, Z) \
BOOST_FUSION_ADAPT_ASSOC_STRUCT_ATTRIBUTE_FILLER(X, Y, Z) \
BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(X, Y, Z) \
BOOST_FUSION_ADAPT_ASSOC_STRUCT_ATTRIBUTE_FILLER(X, Y, Z) \
BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0_END
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1_END
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_ATTRIBUTE_FILLER(X, Y, Z) \
BOOST_PP_IF(BOOST_PP_IS_EMPTY(X), \
((2, (Y,Z))), \
((3, (X,Y,Z))) \
)
#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAPPEDATTR_GET_KEY(ATTRIBUTE) \
BOOST_PP_TUPLE_ELEM( \
BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE), \
BOOST_PP_SUB(BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE), 1), \
BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE))
#if BOOST_PP_VARIADICS
# define BOOST_FUSION_ADAPT_STRUCT_ATTRIBUTES_FILLER_OP(r, data, elem) \