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author | crupest <crupest@outlook.com> | 2020-01-01 22:52:01 +0800 |
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committer | crupest <crupest@outlook.com> | 2020-01-01 22:52:01 +0800 |
commit | 36708e88596364e81dc9ba2fd3cbddbcaedeedc0 (patch) | |
tree | 0c7990b9e64c6ea1e9df7c01f3521c4fbf7ea2a0 /include/cru/common/base.hpp | |
parent | ae6f797561cdfa438ebef1fbbf94d784d315e655 (diff) | |
download | cru-36708e88596364e81dc9ba2fd3cbddbcaedeedc0.tar.gz cru-36708e88596364e81dc9ba2fd3cbddbcaedeedc0.tar.bz2 cru-36708e88596364e81dc9ba2fd3cbddbcaedeedc0.zip |
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Diffstat (limited to 'include/cru/common/base.hpp')
-rw-r--r-- | include/cru/common/base.hpp | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/include/cru/common/base.hpp b/include/cru/common/base.hpp index d4f164bf..4264142d 100644 --- a/include/cru/common/base.hpp +++ b/include/cru/common/base.hpp @@ -2,7 +2,6 @@ #include "pre_config.hpp" #include <stdexcept> -#include <type_traits> #define CRU_UNUSED(entity) static_cast<void>(entity); @@ -41,70 +40,4 @@ struct Interface { [[noreturn]] inline void UnreachableCode() { throw std::runtime_error("Unreachable code."); } - } // namespace cru - -template <typename Enum> -struct enable_bitmask_operators : std::false_type {}; - -#define CRU_ENABLE_BITMASK_OPERATORS(enumname) \ - template <> \ - struct enable_bitmask_operators<enumname> : std::true_type {}; - -template <typename Enum> -auto operator|(Enum lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum> { - using underlying = typename std::underlying_type<Enum>::type; - return static_cast<Enum>(static_cast<underlying>(lhs) | - static_cast<underlying>(rhs)); -} - -template <typename Enum> -auto operator&(Enum lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum> { - using underlying = typename std::underlying_type<Enum>::type; - return static_cast<Enum>(static_cast<underlying>(lhs) & - static_cast<underlying>(rhs)); -} - -template <typename Enum> -auto operator^(Enum lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum> { - using underlying = typename std::underlying_type<Enum>::type; - return static_cast<Enum>(static_cast<underlying>(lhs) ^ - static_cast<underlying>(rhs)); -} - -template <typename Enum> -auto operator~(Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum> { - using underlying = typename std::underlying_type<Enum>::type; - return static_cast<Enum>(~static_cast<underlying>(rhs)); -} - -template <typename Enum> -auto operator|=(Enum& lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum&> { - using underlying = typename std::underlying_type<Enum>::type; - lhs = static_cast<Enum>(static_cast<underlying>(lhs) | - static_cast<underlying>(rhs)); - return lhs; -} - -template <typename Enum> -auto operator&=(Enum& lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum&> { - using underlying = typename std::underlying_type<Enum>::type; - lhs = static_cast<Enum>(static_cast<underlying>(lhs) & - static_cast<underlying>(rhs)); - return lhs; -} - -template <typename Enum> -auto operator^=(Enum& lhs, Enum rhs) - -> std::enable_if_t<enable_bitmask_operators<Enum>::value, Enum&> { - using underlying = typename std::underlying_type<Enum>::type; - lhs = static_cast<Enum>(static_cast<underlying>(lhs) ^ - static_cast<underlying>(rhs)); - return lhs; -} |