mtcore::calendars::TimeZone Struct Reference

#include <zoned.hpp>

Collaboration diagram for mtcore::calendars::TimeZone:

Classes
struct	OffsetHMS

Public Member Functions
constexpr i64	offset_in_nanoseconds () const
constexpr i32	offset_in_seconds () const
constexpr f64	offset_in_minutes () const
constexpr f64	offset_in_hours () const
constexpr auto	offset () const
constexpr Result< void, TimeValidationError >	try_validate () const
constexpr auto	operator<=> (const TimeZone &tz) const

Public Attributes
struct mtcore::calendars::TimeZone::OffsetHMS	offsetVal = {}
Optional< Slice< const char > >	name = nullopt

Detailed Description

Definition at line 26 of file zoned.hpp.

Member Function Documentation

offset()

auto mtcore::calendars::TimeZone::offset ( ) const

inlinenodiscardconstexpr

Definition at line 54 of file zoned.hpp.

{ return offsetVal; }

offset_in_hours()

f64 mtcore::calendars::TimeZone::offset_in_hours ( ) const

inlinenodiscardconstexpr

Definition at line 52 of file zoned.hpp.

{ return offset_in_minutes() / 60.; }

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offset_in_minutes()

f64 mtcore::calendars::TimeZone::offset_in_minutes ( ) const

inlinenodiscardconstexpr

Definition at line 50 of file zoned.hpp.

{ return static_cast<f64>(offset_in_seconds()) / 60.; }

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offset_in_nanoseconds()

i64 mtcore::calendars::TimeZone::offset_in_nanoseconds ( ) const

inlinenodiscardconstexpr

Definition at line 34 of file zoned.hpp.

                                                              {
      const auto secs = offset_in_seconds();
      return static_cast<i64>(secs) * NANOS_PER_SECOND;
    }

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offset_in_seconds()

i32 mtcore::calendars::TimeZone::offset_in_seconds ( ) const

inlinenodiscardconstexpr

Definition at line 39 of file zoned.hpp.

                                                          {
      const auto sign = (offsetVal.hours >= 0) ? 1 : -1;
      auto total      = static_cast<i32>(offsetVal.hours);
      total *= 60;
      total += offsetVal.minutes;
      total *= 60;
      total += offsetVal.seconds;
      total *= sign;
      return total;
    }

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operator<=>()

auto mtcore::calendars::TimeZone::operator<=> ( const TimeZone & tz ) const

inlinenodiscardconstexpr

Definition at line 72 of file zoned.hpp.

                                                                       {
      if (const auto c = (offsetVal.hours <=> tz.offsetVal.hours); c != std::strong_ordering::equivalent) {
        return c;
      }
      if (const auto c = (offsetVal.minutes <=> tz.offsetVal.minutes); c != std::strong_ordering::equivalent) {
        return c;
      }
      if (const auto c = (offsetVal.seconds <=> tz.offsetVal.seconds); c != std::strong_ordering::equivalent) {
        return c;
      }
      return std::strong_ordering::equivalent;
    }

try_validate()

Result< void, TimeValidationError > mtcore::calendars::TimeZone::try_validate ( ) const

inlinenodiscardconstexpr

Definition at line 56 of file zoned.hpp.

                                                                                   {
      if (offsetVal.seconds >= 60) {
        return error(TimeValidationError::INVALID_SECOND);
      }
      if (offsetVal.minutes >= 60) {
        return error(TimeValidationError::INVALID_MINUTE);
      }
      if (offsetVal.hours >= 24) {
        return error(TimeValidationError::INVALID_HOUR);
      }
      if (offsetVal.hours <= -24) {
        return error(TimeValidationError::INVALID_HOUR);
      }
      return success();
    }

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Member Data Documentation

name

Optional<Slice<const char> > mtcore::calendars::TimeZone::name = nullopt

Definition at line 32 of file zoned.hpp.

offsetVal

struct mtcore::calendars::TimeZone::OffsetHMS mtcore::calendars::TimeZone::offsetVal = {}

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The documentation for this struct was generated from the following file:

• zoned.hpp