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enable reflecting empty structs

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Daniel Larimer 2013-07-23 13:00:18 -04:00
parent 4736e8e666
commit 9173154160
1 changed files with 8 additions and 1 deletions
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9
include/fc/reflect/reflect.hpp
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@ -90,6 +90,9 @@ void throw_bad_enum_cast( const char* k, const char* e );
#define FC_REFLECT_BASE_MEMBER_COUNT( r, OP, elem ) \ #define FC_REFLECT_BASE_MEMBER_COUNT( r, OP, elem ) \
OP fc::reflector<elem>::total_member_count OP fc::reflector<elem>::total_member_count
#define FC_REFLECT_MEMBER_COUNT( r, OP, elem ) \
OP 1
#define FC_REFLECT_DERIVED_IMPL_INLINE( TYPE, INHERITS, MEMBERS ) \ #define FC_REFLECT_DERIVED_IMPL_INLINE( TYPE, INHERITS, MEMBERS ) \
template<typename Visitor>\ template<typename Visitor>\
static inline void visit( const Visitor& v ) { \ static inline void visit( const Visitor& v ) { \
@ -160,12 +163,13 @@ template<> struct reflector<TYPE> {\
typedef fc::true_type is_defined; \ typedef fc::true_type is_defined; \
typedef fc::false_type is_enum; \ typedef fc::false_type is_enum; \
enum member_count_enum { \ enum member_count_enum { \
local_member_count = BOOST_PP_SEQ_SIZE(MEMBERS), \ local_member_count = 0 BOOST_PP_SEQ_FOR_EACH( FC_REFLECT_MEMBER_COUNT, +, MEMBERS ),\
total_member_count = local_member_count BOOST_PP_SEQ_FOR_EACH( FC_REFLECT_BASE_MEMBER_COUNT, +, INHERITS )\ total_member_count = local_member_count BOOST_PP_SEQ_FOR_EACH( FC_REFLECT_BASE_MEMBER_COUNT, +, INHERITS )\
}; \ }; \
FC_REFLECT_DERIVED_IMPL_INLINE( TYPE, INHERITS, MEMBERS ) \ FC_REFLECT_DERIVED_IMPL_INLINE( TYPE, INHERITS, MEMBERS ) \
}; } }; }
//BOOST_PP_SEQ_SIZE(MEMBERS),
/** /**
* @def FC_REFLECT(TYPE,MEMBERS) * @def FC_REFLECT(TYPE,MEMBERS)
@ -178,6 +182,9 @@ template<> struct reflector<TYPE> {\
#define FC_REFLECT( TYPE, MEMBERS ) \ #define FC_REFLECT( TYPE, MEMBERS ) \
FC_REFLECT_DERIVED( TYPE, BOOST_PP_SEQ_NIL, MEMBERS ) FC_REFLECT_DERIVED( TYPE, BOOST_PP_SEQ_NIL, MEMBERS )
#define FC_REFLECT_EMPTY( TYPE ) \
FC_REFLECT_DERIVED( TYPE, BOOST_PP_SEQ_NIL, BOOST_PP_SEQ_NIL )
#define FC_REFLECT_TYPENAME( TYPE ) \ #define FC_REFLECT_TYPENAME( TYPE ) \
namespace fc { \ namespace fc { \
template<> struct get_typename<TYPE> { static const char* name() { return BOOST_PP_STRINGIZE(TYPE); } }; \ template<> struct get_typename<TYPE> { static const char* name() { return BOOST_PP_STRINGIZE(TYPE); } }; \