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error_codes_pp.hpp File Reference
#include <sysio/vm/config.hpp>#include <string>#include <system_error>#include <type_traits>
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Macros | |
| #define | ERROR_CODE_NAMESPACE std |
| #define | TRUE_TYPE std::true_type |
| #define | GENERATE_ERROR_CATEGORY(CATEGORY, NAME) |
| #define | GENERATE_ENUM_ELEM(PARENT, ITEM) |
| #define | GENERATE_STR_ELEM(PARENT, ITEM) |
| #define | CREATE_ERROR_CODES(CATEGORY, ERRORS) |
Macro Definition Documentation
◆ CREATE_ERROR_CODES
| #define CREATE_ERROR_CODES | ( | CATEGORY, | |
| ERRORS ) |
Value:
enum class CATEGORY { ERRORS(GENERATE_ENUM_ELEM) }; \
} \
} \
namespace ERROR_CODE_NAMESPACE { \
template <> \
} \
inline std::string CATEGORY##_category::message(int ev) const { \
return ""; \
} \
return { static_cast<int>(e), __##CATEGORY##_category }; \
} \
} \
}
Definition abi_serializer.cpp:8
Definition at line 44 of file error_codes_pp.hpp.
44#define CREATE_ERROR_CODES(CATEGORY, ERRORS) \
45 namespace sysio { namespace vm { \
46 enum class CATEGORY { ERRORS(GENERATE_ENUM_ELEM) }; \
47 } \
48 } \
49 namespace ERROR_CODE_NAMESPACE { \
50 template <> \
51 struct is_error_code_enum<sysio::vm::CATEGORY> : TRUE_TYPE {}; \
52 } \
53 namespace sysio { namespace vm { \
54 inline std::string CATEGORY##_category::message(int ev) const { \
55 switch (static_cast<CATEGORY>(ev)) { ERRORS(GENERATE_STR_ELEM) } \
56 return ""; \
57 } \
58 inline error_code_t make_error_code(CATEGORY e) noexcept { \
59 return { static_cast<int>(e), __##CATEGORY##_category }; \
60 } \
61 } \
62 }
◆ ERROR_CODE_NAMESPACE
| #define ERROR_CODE_NAMESPACE std |
Definition at line 19 of file error_codes_pp.hpp.
◆ GENERATE_ENUM_ELEM
| #define GENERATE_ENUM_ELEM | ( | PARENT, | |
| ITEM ) |
Value:
ITEM,
Definition at line 38 of file error_codes_pp.hpp.
◆ GENERATE_ERROR_CATEGORY
| #define GENERATE_ERROR_CATEGORY | ( | CATEGORY, | |
| NAME ) |
Value:
struct CATEGORY##_category : error_category_t { \
std::string message(int ev) const override; \
}; \
const CATEGORY##_category __##CATEGORY##_category{}; \
template <typename T> \
-> std::enable_if_t<std::is_same_v<T, CATEGORY##_category>, bool> { \
return ec.category() == __##CATEGORY##_category; \
} \
} \
}
Definition at line 23 of file error_codes_pp.hpp.
23#define GENERATE_ERROR_CATEGORY(CATEGORY, NAME) \
24 namespace sysio { namespace vm { \
25 struct CATEGORY##_category : error_category_t { \
26 const char* name() const noexcept override { return #NAME; } \
27 std::string message(int ev) const override; \
28 }; \
29 const CATEGORY##_category __##CATEGORY##_category{}; \
30 template <typename T> \
31 static inline constexpr auto is_a(const error_code_t& ec) \
32 -> std::enable_if_t<std::is_same_v<T, CATEGORY##_category>, bool> { \
33 return ec.category() == __##CATEGORY##_category; \
34 } \
35 } \
36 }
◆ GENERATE_STR_ELEM
| #define GENERATE_STR_ELEM | ( | PARENT, | |
| ITEM ) |
Value:
case PARENT::ITEM: \
return #ITEM;
Definition at line 40 of file error_codes_pp.hpp.
40#define GENERATE_STR_ELEM(PARENT, ITEM) \
41 case PARENT::ITEM: \
42 return #ITEM;
◆ TRUE_TYPE
| #define TRUE_TYPE std::true_type |
Definition at line 20 of file error_codes_pp.hpp.
