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Merge pull request #39 from lioncash/noexcept

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System: Make enum functions noexcept
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Phillip Stephens 2019-09-10 04:03:28 -07:00 committed by GitHub
commit 5fc8f05d8e
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1 changed files with 8 additions and 9 deletions
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17
include/boo/System.hpp
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@ -29,35 +29,34 @@ static inline ComPtr<T>* ReferenceComPtr(ComPtr<T>& ptr) {
#ifndef ENABLE_BITWISE_ENUM #ifndef ENABLE_BITWISE_ENUM
#define ENABLE_BITWISE_ENUM(type) \ #define ENABLE_BITWISE_ENUM(type) \
constexpr type operator|(type a, type b) { \ constexpr type operator|(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
return type(static_cast<T>(a) | static_cast<T>(b)); \ return type(static_cast<T>(a) | static_cast<T>(b)); \
} \ } \
constexpr type operator&(type a, type b) { \ constexpr type operator&(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
return type(static_cast<T>(a) & static_cast<T>(b)); \ return type(static_cast<T>(a) & static_cast<T>(b)); \
} \ } \
constexpr type& operator|=(type& a, type b) { \ constexpr type& operator|=(type& a, type b) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
a = type(static_cast<T>(a) | static_cast<T>(b)); \ a = type(static_cast<T>(a) | static_cast<T>(b)); \
return a; \ return a; \
} \ } \
constexpr type& operator&=(type& a, type b) { \ constexpr type& operator&=(type& a, type b) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
a = type(static_cast<T>(a) & static_cast<T>(b)); \ a = type(static_cast<T>(a) & static_cast<T>(b)); \
return a; \ return a; \
} \ } \
constexpr type operator~(type key) { \ constexpr type operator~(type key) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
return type(~static_cast<T>(key)); \ return type(~static_cast<T>(key)); \
} \ } \
constexpr bool True(type key) { \ constexpr bool True(type key) noexcept { \
using T = std::underlying_type_t<type>; \ using T = std::underlying_type_t<type>; \
return static_cast<T>(key) != 0; \ return static_cast<T>(key) != 0; \
} \ } \
constexpr bool False(type key) { \ constexpr bool False(type key) noexcept { \
using T = std::underlying_type_t<type>; \ return !True(key); \
return static_cast<T>(key) == 0; \
} }
#endif #endif