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Move error_code to ErrorCodes.h

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Nekotekina 2020-12-12 14:24:01 +03:00
parent b09b7c1184
commit dff4392c10
26 changed files with 101 additions and 75 deletions
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60
Utilities/types.h
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@ -884,66 +884,6 @@ struct value_hash
}
};
// Error code type (return type), implements error reporting. Could be a template.
class error_code
{
// Use fixed s32 type for now
s32 value;
public:
error_code() = default;
// Implementation must be provided specially
static s32 error_report(const fmt_type_info* sup, u64 arg, const fmt_type_info* sup2, u64 arg2);
// Helper type
enum class not_an_error : s32
{
__not_an_error // SFINAE marker
};
// __not_an_error tester
template<typename ET, typename = void>
struct is_error : std::integral_constant<bool, std::is_enum<ET>::value || std::is_integral<ET>::value>
{
};
template<typename ET>
struct is_error<ET, std::enable_if_t<sizeof(ET::__not_an_error) != 0>> : std::false_type
{
};
// Common constructor
template<typename ET>
error_code(const ET& value)
: value(static_cast<s32>(value))
{
if constexpr(is_error<ET>::value)
{
this->value = error_report(fmt::get_type_info<fmt_unveil_t<ET>>(), fmt_unveil<ET>::get(value), nullptr, 0);
}
}
// Error constructor (2 args)
template<typename ET, typename T2>
error_code(const ET& value, const T2& value2)
: value(error_report(fmt::get_type_info<fmt_unveil_t<ET>>(), fmt_unveil<ET>::get(value), fmt::get_type_info<fmt_unveil_t<T2>>(), fmt_unveil<T2>::get(value2)))
{
}
operator s32() const
{
return value;
}
};
// Helper function for error_code
template <typename T>
constexpr FORCE_INLINE error_code::not_an_error not_an_error(const T& value)
{
return static_cast<error_code::not_an_error>(static_cast<s32>(value));
}
// Synchronization helper (cache-friendly busy waiting)
inline void busy_wait(std::size_t cycles = 3000)
{