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utils: add has_flag to MU_ENABLE_BITOPS

This commit is contained in:
Dirk-Jan C. Binnema 2022-02-26 09:46:06 +02:00
parent 38d08bad85
commit 5417928c1e
1 changed files with 15 additions and 14 deletions
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29
lib/utils/mu-utils.hh
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@ -299,20 +299,21 @@ private:
/// Allow using enum structs as bitflags
#define MU_TO_NUM(ET, ELM) std::underlying_type_t<ET>(ELM)
#define MU_TO_ENUM(ET, NUM) static_cast<ET>(NUM)
#define MU_ENABLE_BITOPS(ET) \
constexpr ET operator&(ET e1, ET e2) \
{ \
return MU_TO_ENUM(ET, MU_TO_NUM(ET, e1) & MU_TO_NUM(ET, e2)); \
} \
constexpr ET operator|(ET e1, ET e2) \
{ \
return MU_TO_ENUM(ET, MU_TO_NUM(ET, e1) | MU_TO_NUM(ET, e2)); \
} \
constexpr ET operator~(ET e) { return MU_TO_ENUM(ET, ~(MU_TO_NUM(ET, e))); } \
constexpr bool any_of(ET e) { return MU_TO_NUM(ET, e) != 0; } \
constexpr bool none_of(ET e) { return MU_TO_NUM(ET, e) == 0; } \
constexpr ET& operator&=(ET& e1, ET e2) { return e1 = e1 & e2; } \
constexpr ET& operator|=(ET& e1, ET e2) { return e1 = e1 | e2; } \
#define MU_ENABLE_BITOPS(ET) \
constexpr ET operator&(ET e1, ET e2) \
{ \
return MU_TO_ENUM(ET, MU_TO_NUM(ET, e1) & MU_TO_NUM(ET, e2)); \
} \
constexpr ET operator|(ET e1, ET e2) \
{ \
return MU_TO_ENUM(ET, MU_TO_NUM(ET, e1) | MU_TO_NUM(ET, e2)); \
} \
constexpr ET operator~(ET e) { return MU_TO_ENUM(ET, ~(MU_TO_NUM(ET, e))); } \
constexpr bool any_of(ET e) { return MU_TO_NUM(ET, e) != 0; } \
constexpr bool none_of(ET e) { return MU_TO_NUM(ET, e) == 0; } \
constexpr bool has_flag(ET e1, ET e2) { return (e1 & e2) == e2; } \
constexpr ET& operator&=(ET& e1, ET e2) { return e1 = e1 & e2; } \
constexpr ET& operator|=(ET& e1, ET e2) { return e1 = e1 | e2; }
/**
* For unit tests, assert two std::string's are equal.