AuroraSupport/AuroraEnum
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[+] AUE_DEFINE_EXT

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[*] Progress towards a C port
This commit is contained in:
Reece Wilson 2022-07-22 09:20:17 +01:00
parent 24ea7a67a0
commit b5ec531c3b
1 changed files with 59 additions and 30 deletions
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89
Include/AuroraEnum.hpp
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@ -11,7 +11,11 @@
/// Configuration
///////////////////////////////////////////////////////////////////////////////////////////
#if defined(AUE_OUT_OF_ECOSYSTEM)
#if defined(AUE_OUT_OF_ECOSYSTEM) && defined(__cplusplus)
#if !defined(AU_LANG_CPP)
#define AU_LANG_CPP
#endif
#if !defined(AUE_NOCPPSTL)
#include <unordered_map>
@ -65,6 +69,9 @@
/// @hideinitializer
#define _AUE_EMIT_D(name, val) name::val,
/// @hideinitializer
#define _AUE_EMIT_E(name, val) val,
/// @hideinitializer
#define _AUE_EMIT_PAIRNAME(name, val) {#val, name::val},
@ -78,36 +85,58 @@
// API
///////////////////////////////////////////////////////////////////////////////////////////
#define AUE_DEFINE_VA(name, ...) AUE_DEFINE(name, (__VA_ARGS__))
#if defined(AU_LANG_CPP)
#define AUE_DEFINE_DECL_LANG(name, vals) enum class name : AuUInt32 { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) kEnumCount, kEnumInvalid = (AuUInt32) -1, eEnumInvalid = (AuUInt32)-1, eEnumCount = kEnumCount };
#define AUE_DEFINE_DECL_EXT(name, vals, ext) enum name : ext { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) kEnumCount, kEnumInvalid = (ext) -1, eEnumInvalid = (ext)-1, eEnumCount = kEnumCount };
#define AUE_DEFINE(name, vals) enum class name { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) kEnumCount, kEnumInvalid = -1, eEnumInvalid = -1, eEnumCount = kEnumCount }; \
static inline const AuString k ## name ## ToString[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH(_AUE_EMIT_A, _AUE_STRIP_BRACKETS(vals)) }; \
static inline const name k ## name ## Values[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH_THAT(_AUE_EMIT_D, name, _AUE_STRIP_BRACKETS(vals)) }; \
inline const AuHashMap<AuString, name> k ## name ## FromString = { AU_FOR_EACH_THAT(_AUE_EMIT_PAIRNAME, name, _AUE_STRIP_BRACKETS(vals)) {"kEnumCount", name::kEnumCount} }; \
static inline name name ## FromString (const AuString &codename) { AU_FOR_EACH_THAT(_AUE_EMIT_CHECK, name, _AUE_STRIP_BRACKETS(vals)) return name::kEnumCount; } \
static inline name name ## FromHashString(const AuString &codename) { auto itr = k ## name ## FromString.find(codename); if (itr == k ## name ## FromString.end()) return name::kEnumCount; return itr->second; } \
static inline const AuString & name ## ToString(name val) { static const AuString invalid = "kEnumCount"; if (static_cast<AuUInt>(val) >= static_cast<AuUInt>(name::kEnumCount)) return invalid; return k ## name ## ToString[static_cast<AuUInt>(val)]; } \
static inline bool name ## IsValid(name val) { return static_cast<AuUInt>(val) < static_cast<AuUInt>(name::kEnumCount); } \
static inline void name ## ForEach(const AuConsumer<name> &consumer) { AU_FOR_EACH_THAT(_AUE_EMIT_CALL, name, _AUE_STRIP_BRACKETS(vals)) } \
static const AuUInt k ## name ## Count = static_cast<AuUInt>(name::kEnumCount); \
static const name k ## name ## Invalid = name::kEnumCount; \
static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
static const name k ## name ## MinLegal = static_cast<name>(0);
#else
#define AUE_DEFINE_DECL_LANG(name, vals) enum name : uint32_ct { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) k ## name ## EnumCount, k ## name ## EnumInvalid = (uint32_ct) -1, e ## name ## EnumInvalid = (uint32_ct)-1, e ## name ## EnumCount = k ## name ## EnumCount };
#define AUE_DEFINE_DECL_EXT(name, vals, ext) enum name : ext { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) k ## name ## EnumCount, k ## name ## EnumInvalid = (ext) -1, e ## name ## EnumInvalid = (ext)-1, e ## name ## EnumCount = k ## name ## EnumCount };
#define AUE_ITERATE(name, index) name index = static_cast<name>(0); static_cast<AuUInt>(index) < static_cast<AuUInt>(name::kEnumCount); index = static_cast<name>(static_cast<AuUInt>(index) + 1)
///////////////////////////////////////////////////////////////////////////////////////////
// Limited support for when there is no STL or STL-like library available
///////////////////////////////////////////////////////////////////////////////////////////
#endif
#if defined(AUE_NOCPPSTL)
#undef AUE_DEFINE
#define AUE_DEFINE(name, vals) enum class name { AU_FOR_EACH(_AUE_EMIT_ARRAY, _AUE_STRIP_BRACKETS(vals)) kEnumCount, kEnumInvalid = -1, eEnumInvalid = -1, eEnumCount = kEnumCount }; \
static inline const char * k ## name ## ToString[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH(_AUE_EMIT_A, _AUE_STRIP_BRACKETS(vals)) }; \
static inline const name k ## name ## Values[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH_THAT(_AUE_EMIT_D, name, _AUE_STRIP_BRACKETS(vals)) }; \
static inline const char * name ## ToString(name val) { static const char * invalid = "kEnumCount"; if (static_cast<AuUInt>(val) >= static_cast<AuUInt>(name::kEnumCount)) return invalid; return k ## name ## ToString[static_cast<AuUInt>(val)]; } \
static inline bool name ## IsValid(name val) { return static_cast<AuUInt>(val) < static_cast<AuUInt>(name::kEnumCount); } \
static const AuUInt k ## name ## Count = static_cast<AuUInt>(name::kEnumCount); \
static const name k ## name ## Invalid = name::kEnumCount; \
static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
static const name k ## name ## MinLegal = static_cast<name>(0);
#endif
#define AUE_DEFINE_BODY(name, vals) \
inline const char * k ## name ## ToString[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH(_AUE_EMIT_A, _AUE_STRIP_BRACKETS(vals)) }; \
inline const name k ## name ## Values[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH_THAT(_AUE_EMIT_D, name, _AUE_STRIP_BRACKETS(vals)) }; \
inline const char * name ## ToString(name val) { static const char * invalid = "kEnumCount"; if (static_cast<AuUInt>(val) >= static_cast<AuUInt>(name::kEnumCount)) return invalid; return k ## name ## ToString[static_cast<AuUInt>(val)]; } \
inline bool name ## IsValid(name val) { return static_cast<AuUInt>(val) < static_cast<AuUInt>(name::kEnumCount); } \
static const AuUInt k ## name ## Count = static_cast<AuUInt>(name::kEnumCount); \
static const name k ## name ## Invalid = name::kEnumCount; \
static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
static const name k ## name ## MinLegal = static_cast<name>(0);
#elif defined(AU_LANG_CPP)
#define AUE_DEFINE_BODY(name, vals) \
inline const AuString k ## name ## ToString[static_cast<AuUInt>(name::kEnumCount)] = {AU_FOR_EACH(_AUE_EMIT_A, _AUE_STRIP_BRACKETS(vals))}; \
inline const name k ## name ## Values[static_cast<AuUInt>(name::kEnumCount)] = {AU_FOR_EACH_THAT(_AUE_EMIT_D, name, _AUE_STRIP_BRACKETS(vals))}; \
inline const AuHashMap<AuString, name> k ## name ## FromString = {AU_FOR_EACH_THAT(_AUE_EMIT_PAIRNAME, name, _AUE_STRIP_BRACKETS(vals)) { "kEnumCount", name::kEnumCount }}; \
inline name name ## FromString(const AuString & codename) { AU_FOR_EACH_THAT(_AUE_EMIT_CHECK, name, _AUE_STRIP_BRACKETS(vals)) return name::kEnumCount; } \
inline name name ## FromHashString(const AuString & codename) { auto itr = k ## name ## FromString.find(codename); if (itr == k ## name ## FromString.end()) return name::kEnumCount; return itr->second; } \
inline const AuString &name ## ToString(name val) { static const AuString invalid = "kEnumCount"; if (static_cast<AuUInt>(val) >= static_cast<AuUInt>(name::kEnumCount)) return invalid; return k ## name ## ToString[static_cast<AuUInt>(val)]; } \
inline bool name ## IsValid(name val) { return static_cast<AuUInt>(val) < static_cast<AuUInt>(name::kEnumCount); } \
inline void name ## ForEach(const AuConsumer<name> &consumer) { AU_FOR_EACH_THAT(_AUE_EMIT_CALL, name, _AUE_STRIP_BRACKETS(vals)) } \
static const AuUInt k ## name ## Count = static_cast<AuUInt>(name::kEnumCount); \
static const name k ## name ## Invalid = name::kEnumCount; \
static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
static const name k ## name ## MinLegal = static_cast<name>(0);
#elif defined(AU_LANG_C)
#define AUE_DEFINE_BODY(name, vals) \
static const char * k ## name ## ToString[(size_ct)(k ## name ## EnumCount)] = { AU_FOR_EACH(_AUE_EMIT_A, _AUE_STRIP_BRACKETS(vals)) }; \
static const name k ## name ## Values[(size_ct)(k ## name ## EnumCount)] = { AU_FOR_EACH_THAT(_AUE_EMIT_E, name, _AUE_STRIP_BRACKETS(vals)) }; \
static const char * name ## ToString(name val) { static const char * invalid = "kEnumCount"; if ((size_ct)(val) >= (size_ct)(k ## name ## EnumCount)) return invalid; return k ## name ## ToString[(size_ct)(val)]; } \
static bool name ## IsValid(name val) { return (size_ct)(val) < (size_ct)(k ## name ## EnumCount); } \
static const size_ct k ## name ## Count = (size_ct)(k ## name ## EnumCount); \
static const name k ## name ## Invalid = k ## name ## EnumCount; \
static const name k ## name ## MaxLegal = (name)(k ## name ## Count - 1); \
static const name k ## name ## MinLegal = (name)(0);
#endif
#define AUE_DEFINE(name, vals) AUE_DEFINE_DECL_LANG(name, vals) AUE_DEFINE_BODY(name, vals)
#define AUE_DEFINE_EXT(name, vals, ext) AUE_DEFINE_DECL_EXT(name, vals, ext) AUE_DEFINE_BODY(name, vals)
#define AUE_ITERATE(name, index) name index = static_cast<name>(0); static_cast<AuUInt>(index) < static_cast<AuUInt>(name::kEnumCount); index = static_cast<name>(static_cast<AuUInt>(index) + 1)