diff options
Diffstat (limited to 'debian/uncrustify-trinity/uncrustify-trinity-0.74.0/src/enum_flags.h')
-rw-r--r-- | debian/uncrustify-trinity/uncrustify-trinity-0.74.0/src/enum_flags.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/debian/uncrustify-trinity/uncrustify-trinity-0.74.0/src/enum_flags.h b/debian/uncrustify-trinity/uncrustify-trinity-0.74.0/src/enum_flags.h new file mode 100644 index 00000000..badd8226 --- /dev/null +++ b/debian/uncrustify-trinity/uncrustify-trinity-0.74.0/src/enum_flags.h @@ -0,0 +1,120 @@ +/** + * @file enum_flags.h + * Operators for working with bit-flag enumerators. + * + * @author Matthew Woehlke (but mostly "borrowed" from Qt) + * @license GPL v2+ + */ + +#ifndef ENUM_FLAGS_H_INCLUDED +#define ENUM_FLAGS_H_INCLUDED + +#include <type_traits> + +#if __GNUC__ == 4 && !defined (__clang__) +#pragma GCC diagnostic push +#if __GNUC_MINOR__ < 9 || __GNUC_PATCHLEVEL__ < 2 +// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59624 +#pragma GCC diagnostic ignored "-Wunused-but-set-parameter" +#endif +#endif + +#define UNC_DECLARE_FLAGS(flag_type, enum_type) \ + using flag_type = ::uncrustify::flags<enum_type> + +#define UNC_DECLARE_OPERATORS_FOR_FLAGS(flag_type) \ + inline flag_type operator&(flag_type::enum_t f1, flag_type::enum_t f2) \ + { return(flag_type{ f1 } & f2); } \ + inline flag_type operator|(flag_type::enum_t f1, flag_type::enum_t f2) \ + { return(flag_type{ f1 } | f2); } \ + inline flag_type operator|(flag_type::enum_t f1, flag_type f2) \ + { return(f2 | f1); } \ + inline void operator|(flag_type::enum_t f1, int f2) = delete + +namespace uncrustify +{ + +//----------------------------------------------------------------------------- +template<typename Enum> +class flags +{ +public: + using enum_t = Enum; + using int_t = typename std::underlying_type<enum_t>::type; + + template<typename T> using integral = + typename std::enable_if<std::is_integral<T>::value, bool>::type; + + inline flags() = default; + inline flags(Enum flag) + : m_i{static_cast<int_t>(flag)} + {} + + inline bool operator==(Enum const &other) + { return(m_i == static_cast<int_t>(other)); } + inline bool operator==(flags const &other) + { return(m_i == other.m_i); } + inline bool operator!=(Enum const &other) + { return(m_i != static_cast<int_t>(other)); } + inline bool operator!=(flags const &other) + { return(m_i != other.m_i); } + + template<typename T, integral<T> = true> + inline flags &operator&=(T mask) + { m_i &= static_cast<int_t>(mask); return(*this); } + + inline flags &operator|=(flags f) + { m_i |= f.m_i; return(*this); } + inline flags &operator|=(Enum f) + { m_i |= f; return(*this); } + + inline flags &operator^=(flags f) + { m_i ^= f.m_i; return(*this); } + inline flags &operator^=(Enum f) + { m_i ^= f; return(*this); } + + inline operator int_t() const { return(m_i); } + inline operator enum_t() const { return(static_cast<enum_t>(m_i)); } + + inline flags operator&(Enum f) const + { flags g; g.m_i = m_i & static_cast<int_t>(f); return(g); } + inline flags operator&(flags f) const + { flags g; g.m_i = m_i & static_cast<int_t>(f); return(g); } + + template<typename T, integral<T> = true> + inline flags operator&(T mask) const + { flags g; g.m_i = m_i & static_cast<int_t>(mask); return(g); } + + inline flags operator|(flags f) const + { flags g; g.m_i = m_i | f.m_i; return(g); } + inline flags operator|(Enum f) const + { flags g; g.m_i = m_i | static_cast<int_t>(f); return(g); } + + inline flags operator^(flags f) const + { flags g; g.m_i = m_i ^ f.m_i; return(g); } + inline flags operator^(Enum f) const + { flags g; g.m_i = m_i ^ static_cast<int_t>(f); return(g); } + + inline int_t operator~() const + { return(~m_i); } + + inline operator bool() const { return(!!m_i); } + inline bool operator!() const { return(!m_i); } + + inline bool test(flags f) const { return((*this & f) == f); } + inline bool test(Enum f) const { return((*this & f) == f); } + + inline bool test_any() const { return(m_i != 0); } + inline bool test_any(flags f) const { return((*this & f).test_any()); } + +protected: + int_t m_i = 0; +}; + +} // namespace uncrustify + +#if __GNUC__ == 4 && !defined (__clang__) +#pragma GCC diagnostic pop +#endif + +#endif |