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Diffstat (limited to 'src/common/Utilities/SmartEnum.h')
-rw-r--r-- | src/common/Utilities/SmartEnum.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/common/Utilities/SmartEnum.h b/src/common/Utilities/SmartEnum.h new file mode 100644 index 00000000000..3ee19438d51 --- /dev/null +++ b/src/common/Utilities/SmartEnum.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2008-2018 TrinityCore <https://www.trinitycore.org/> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef TRINITY_SMARTENUM_H +#define TRINITY_SMARTENUM_H + +#include "smart_enum.hpp" + +struct EnumText +{ + EnumText(char const* t = nullptr, char const* d = nullptr) : Title(t), Description(d ? d : t) {} + // Human-readable title of the value + char const* const Title; + // Human-readable description of the value + char const* const Description; + + protected: + EnumText(char const* n, EnumText e) : Title(e.Title ? e.Title : n), Description(e.Description ? e.Description : Title) {} +}; + +struct FullEnumText : public EnumText +{ + FullEnumText(char const* constant, EnumText e) : EnumText(constant, e), Constant(constant) {} + // Enum constant of the value + char const* const Constant; +}; + +template <typename E> +class EnumUtils +{ + public: + static constexpr auto Begin() { return smart_enum::begin<E>(); } + static constexpr auto End() { return smart_enum::end<E>(); } + static constexpr auto Iterate() { return smart_enum::range<E>(); } + static constexpr FullEnumText ToString(E value) + { + return { smart_enum::to_string<E>(value), smart_enum::data<E>(value) }; + } + static constexpr char const* ToConstant(E value) { return ToString(value).Constant; } + static constexpr char const* ToTitle(E value) { return ToString(value).Title; } + static constexpr char const* ToDescription(E value) { return ToString(value).Description; } +}; + +#define SMART_ENUM_BOUND(type, name) static constexpr type name = type(smart_enum::value_of<type>(smart_enum::count<type>()-1)+1); +#define SMART_ENUM_BOUND_AFTER(type, name, entry) static constexpr type name = type(entry + 1); + +#endif |