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#ifndef DATE_H
#define DATE_H
// The MIT License (MIT)
//
// Copyright (c) 2015, 2016, 2017 Howard Hinnant
// Copyright (c) 2016 Adrian Colomitchi
// Copyright (c) 2017 Florian Dang
// Copyright (c) 2017 Paul Thompson
// Copyright (c) 2018, 2019 Tomasz Kamiński
// Copyright (c) 2019 Jiangang Zhuang
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// Our apologies. When the previous paragraph was written, lowercase had not yet
// been invented (that would involve another several millennia of evolution).
// We did not mean to shout.
#ifndef HAS_STRING_VIEW
# if __cplusplus >= 201703 || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
# define HAS_STRING_VIEW 1
# else
# define HAS_STRING_VIEW 0
# endif
#endif // HAS_STRING_VIEW
#include <cassert>
#include <algorithm>
#include <cctype>
#include <chrono>
#include <climits>
#include <cmath>
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <ctime>
#include <ios>
#include <istream>
#include <iterator>
#include <limits>
#include <locale>
#include <memory>
#include <ostream>
#include <ratio>
#include <sstream>
#include <stdexcept>
#include <string>
#if HAS_STRING_VIEW
# include <string_view>
#endif
#include <utility>
#include <type_traits>
#ifdef __GNUC__
# pragma GCC diagnostic push
# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 7)
# pragma GCC diagnostic ignored "-Wpedantic"
# endif
# if __GNUC__ < 5
// GCC 4.9 Bug 61489 Wrong warning with -Wmissing-field-initializers
# pragma GCC diagnostic ignored "-Wmissing-field-initializers"
# endif
#endif
#ifdef _MSC_VER
# pragma warning(push)
// warning C4127: conditional expression is constant
# pragma warning(disable : 4127)
#endif
namespace arrow_vendored
{
namespace date
{
//---------------+
// Configuration |
//---------------+
#ifndef ONLY_C_LOCALE
# define ONLY_C_LOCALE 0
#endif
#if defined(_MSC_VER) && (!defined(__clang__) || (_MSC_VER < 1910))
// MSVC
# ifndef _SILENCE_CXX17_UNCAUGHT_EXCEPTION_DEPRECATION_WARNING
# define _SILENCE_CXX17_UNCAUGHT_EXCEPTION_DEPRECATION_WARNING
# endif
# if _MSC_VER < 1910
// before VS2017
# define CONSTDATA const
# define CONSTCD11
# define CONSTCD14
# define NOEXCEPT _NOEXCEPT
# else
// VS2017 and later
# define CONSTDATA constexpr const
# define CONSTCD11 constexpr
# define CONSTCD14 constexpr
# define NOEXCEPT noexcept
# endif
#elif defined(__SUNPRO_CC) && __SUNPRO_CC <= 0x5150
// Oracle Developer Studio 12.6 and earlier
# define CONSTDATA constexpr const
# define CONSTCD11 constexpr
# define CONSTCD14
# define NOEXCEPT noexcept
#elif __cplusplus >= 201402
// C++14
# define CONSTDATA constexpr const
# define CONSTCD11 constexpr
# define CONSTCD14 constexpr
# define NOEXCEPT noexcept
#else
// C++11
# define CONSTDATA constexpr const
# define CONSTCD11 constexpr
# define CONSTCD14
# define NOEXCEPT noexcept
#endif
#ifndef HAS_UNCAUGHT_EXCEPTIONS
# if __cplusplus >= 201703 || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
# define HAS_UNCAUGHT_EXCEPTIONS 1
# else
# define HAS_UNCAUGHT_EXCEPTIONS 0
# endif
#endif // HAS_UNCAUGHT_EXCEPTIONS
#ifndef HAS_VOID_T
# if __cplusplus >= 201703 || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
# define HAS_VOID_T 1
# else
# define HAS_VOID_T 0
# endif
#endif // HAS_VOID_T
// Protect from Oracle sun macro
#ifdef sun
# undef sun
#endif
// Work around for a NVCC compiler bug which causes it to fail
// to compile std::ratio_{multiply,divide} when used directly
// in the std::chrono::duration template instantiations below
namespace detail {
template <typename R1, typename R2>
using ratio_multiply = decltype(std::ratio_multiply<R1, R2>{});
template <typename R1, typename R2>
using ratio_divide = decltype(std::ratio_divide<R1, R2>{});
} // namespace detail
//-----------+
// Interface |
//-----------+
// durations
using days = std::chrono::duration
<int, detail::ratio_multiply<std::ratio<24>, std::chrono::hours::period>>;
using weeks = std::chrono::duration
<int, detail::ratio_multiply<std::ratio<7>, days::period>>;
using years = std::chrono::duration
<int, detail::ratio_multiply<std::ratio<146097, 400>, days::period>>;
using months = std::chrono::duration
<int, detail::ratio_divide<years::period, std::ratio<12>>>;
// time_point
template <class Duration>
using sys_time = std::chrono::time_point<std::chrono::system_clock, Duration>;
using sys_days = sys_time<days>;
using sys_seconds = sys_time<std::chrono::seconds>;
struct local_t {};
template <class Duration>
using local_time = std::chrono::time_point<local_t, Duration>;
using local_seconds = local_time<std::chrono::seconds>;
using local_days = local_time<days>;
// types
struct last_spec
{
explicit last_spec() = default;
};
class day;
class month;
class year;
class weekday;
class weekday_indexed;
class weekday_last;
class month_day;
class month_day_last;
class month_weekday;
class month_weekday_last;
class year_month;
class year_month_day;
class year_month_day_last;
class year_month_weekday;
class year_month_weekday_last;
// date composition operators
CONSTCD11 year_month operator/(const year& y, const month& m) NOEXCEPT;
CONSTCD11 year_month operator/(const year& y, int m) NOEXCEPT;
CONSTCD11 month_day operator/(const day& d, const month& m) NOEXCEPT;
CONSTCD11 month_day operator/(const day& d, int m) NOEXCEPT;
CONSTCD11 month_day operator/(const month& m, const day& d) NOEXCEPT;
CONSTCD11 month_day operator/(const month& m, int d) NOEXCEPT;
CONSTCD11 month_day operator/(int m, const day& d) NOEXCEPT;
CONSTCD11 month_day_last operator/(const month& m, last_spec) NOEXCEPT;
CONSTCD11 month_day_last operator/(int m, last_spec) NOEXCEPT;
CONSTCD11 month_day_last operator/(last_spec, const month& m) NOEXCEPT;
CONSTCD11 month_day_last operator/(last_spec, int m) NOEXCEPT;
CONSTCD11 month_weekday operator/(const month& m, const weekday_indexed& wdi) NOEXCEPT;
CONSTCD11 month_weekday operator/(int m, const weekday_indexed& wdi) NOEXCEPT;
CONSTCD11 month_weekday operator/(const weekday_indexed& wdi, const month& m) NOEXCEPT;
CONSTCD11 month_weekday operator/(const weekday_indexed& wdi, int m) NOEXCEPT;
CONSTCD11 month_weekday_last operator/(const month& m, const weekday_last& wdl) NOEXCEPT;
CONSTCD11 month_weekday_last operator/(int m, const weekday_last& wdl) NOEXCEPT;
CONSTCD11 month_weekday_last operator/(const weekday_last& wdl, const month& m) NOEXCEPT;
CONSTCD11 month_weekday_last operator/(const weekday_last& wdl, int m) NOEXCEPT;
CONSTCD11 year_month_day operator/(const year_month& ym, const day& d) NOEXCEPT;
CONSTCD11 year_month_day operator/(const year_month& ym, int d) NOEXCEPT;
CONSTCD11 year_month_day operator/(const year& y, const month_day& md) NOEXCEPT;
CONSTCD11 year_month_day operator/(int y, const month_day& md) NOEXCEPT;
CONSTCD11 year_month_day operator/(const month_day& md, const year& y) NOEXCEPT;
CONSTCD11 year_month_day operator/(const month_day& md, int y) NOEXCEPT;
CONSTCD11
year_month_day_last operator/(const year_month& ym, last_spec) NOEXCEPT;
CONSTCD11
year_month_day_last operator/(const year& y, const month_day_last& mdl) NOEXCEPT;
CONSTCD11
year_month_day_last operator/(int y, const month_day_last& mdl) NOEXCEPT;
CONSTCD11
year_month_day_last operator/(const month_day_last& mdl, const year& y) NOEXCEPT;
CONSTCD11
year_month_day_last operator/(const month_day_last& mdl, int y) NOEXCEPT;
CONSTCD11
year_month_weekday
operator/(const year_month& ym, const weekday_indexed& wdi) NOEXCEPT;
CONSTCD11
year_month_weekday
operator/(const year& y, const month_weekday& mwd) NOEXCEPT;
CONSTCD11
year_month_weekday
operator/(int y, const month_weekday& mwd) NOEXCEPT;
CONSTCD11
year_month_weekday
operator/(const month_weekday& mwd, const year& y) NOEXCEPT;
CONSTCD11
year_month_weekday
operator/(const month_weekday& mwd, int y) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator/(const year_month& ym, const weekday_last& wdl) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator/(const year& y, const month_weekday_last& mwdl) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator/(int y, const month_weekday_last& mwdl) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator/(const month_weekday_last& mwdl, const year& y) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator/(const month_weekday_last& mwdl, int y) NOEXCEPT;
// Detailed interface
// day
class day
{
unsigned char d_;
public:
day() = default;
explicit CONSTCD11 day(unsigned d) NOEXCEPT;
CONSTCD14 day& operator++() NOEXCEPT;
CONSTCD14 day operator++(int) NOEXCEPT;
CONSTCD14 day& operator--() NOEXCEPT;
CONSTCD14 day operator--(int) NOEXCEPT;
CONSTCD14 day& operator+=(const days& d) NOEXCEPT;
CONSTCD14 day& operator-=(const days& d) NOEXCEPT;
CONSTCD11 explicit operator unsigned() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const day& x, const day& y) NOEXCEPT;
CONSTCD11 bool operator!=(const day& x, const day& y) NOEXCEPT;
CONSTCD11 bool operator< (const day& x, const day& y) NOEXCEPT;
CONSTCD11 bool operator> (const day& x, const day& y) NOEXCEPT;
CONSTCD11 bool operator<=(const day& x, const day& y) NOEXCEPT;
CONSTCD11 bool operator>=(const day& x, const day& y) NOEXCEPT;
CONSTCD11 day operator+(const day& x, const days& y) NOEXCEPT;
CONSTCD11 day operator+(const days& x, const day& y) NOEXCEPT;
CONSTCD11 day operator-(const day& x, const days& y) NOEXCEPT;
CONSTCD11 days operator-(const day& x, const day& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const day& d);
// month
class month
{
unsigned char m_;
public:
month() = default;
explicit CONSTCD11 month(unsigned m) NOEXCEPT;
CONSTCD14 month& operator++() NOEXCEPT;
CONSTCD14 month operator++(int) NOEXCEPT;
CONSTCD14 month& operator--() NOEXCEPT;
CONSTCD14 month operator--(int) NOEXCEPT;
CONSTCD14 month& operator+=(const months& m) NOEXCEPT;
CONSTCD14 month& operator-=(const months& m) NOEXCEPT;
CONSTCD11 explicit operator unsigned() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const month& x, const month& y) NOEXCEPT;
CONSTCD11 bool operator!=(const month& x, const month& y) NOEXCEPT;
CONSTCD11 bool operator< (const month& x, const month& y) NOEXCEPT;
CONSTCD11 bool operator> (const month& x, const month& y) NOEXCEPT;
CONSTCD11 bool operator<=(const month& x, const month& y) NOEXCEPT;
CONSTCD11 bool operator>=(const month& x, const month& y) NOEXCEPT;
CONSTCD14 month operator+(const month& x, const months& y) NOEXCEPT;
CONSTCD14 month operator+(const months& x, const month& y) NOEXCEPT;
CONSTCD14 month operator-(const month& x, const months& y) NOEXCEPT;
CONSTCD14 months operator-(const month& x, const month& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const month& m);
// year
class year
{
short y_;
public:
year() = default;
explicit CONSTCD11 year(int y) NOEXCEPT;
CONSTCD14 year& operator++() NOEXCEPT;
CONSTCD14 year operator++(int) NOEXCEPT;
CONSTCD14 year& operator--() NOEXCEPT;
CONSTCD14 year operator--(int) NOEXCEPT;
CONSTCD14 year& operator+=(const years& y) NOEXCEPT;
CONSTCD14 year& operator-=(const years& y) NOEXCEPT;
CONSTCD11 year operator-() const NOEXCEPT;
CONSTCD11 year operator+() const NOEXCEPT;
CONSTCD11 bool is_leap() const NOEXCEPT;
CONSTCD11 explicit operator int() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
static CONSTCD11 year min() NOEXCEPT { return year{-32767}; }
static CONSTCD11 year max() NOEXCEPT { return year{32767}; }
};
CONSTCD11 bool operator==(const year& x, const year& y) NOEXCEPT;
CONSTCD11 bool operator!=(const year& x, const year& y) NOEXCEPT;
CONSTCD11 bool operator< (const year& x, const year& y) NOEXCEPT;
CONSTCD11 bool operator> (const year& x, const year& y) NOEXCEPT;
CONSTCD11 bool operator<=(const year& x, const year& y) NOEXCEPT;
CONSTCD11 bool operator>=(const year& x, const year& y) NOEXCEPT;
CONSTCD11 year operator+(const year& x, const years& y) NOEXCEPT;
CONSTCD11 year operator+(const years& x, const year& y) NOEXCEPT;
CONSTCD11 year operator-(const year& x, const years& y) NOEXCEPT;
CONSTCD11 years operator-(const year& x, const year& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year& y);
// weekday
class weekday
{
unsigned char wd_;
public:
weekday() = default;
explicit CONSTCD11 weekday(unsigned wd) NOEXCEPT;
CONSTCD14 weekday(const sys_days& dp) NOEXCEPT;
CONSTCD14 explicit weekday(const local_days& dp) NOEXCEPT;
CONSTCD14 weekday& operator++() NOEXCEPT;
CONSTCD14 weekday operator++(int) NOEXCEPT;
CONSTCD14 weekday& operator--() NOEXCEPT;
CONSTCD14 weekday operator--(int) NOEXCEPT;
CONSTCD14 weekday& operator+=(const days& d) NOEXCEPT;
CONSTCD14 weekday& operator-=(const days& d) NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
CONSTCD11 unsigned c_encoding() const NOEXCEPT;
CONSTCD11 unsigned iso_encoding() const NOEXCEPT;
CONSTCD11 weekday_indexed operator[](unsigned index) const NOEXCEPT;
CONSTCD11 weekday_last operator[](last_spec) const NOEXCEPT;
private:
static CONSTCD14 unsigned char weekday_from_days(int z) NOEXCEPT;
friend CONSTCD11 bool operator==(const weekday& x, const weekday& y) NOEXCEPT;
friend CONSTCD14 days operator-(const weekday& x, const weekday& y) NOEXCEPT;
friend CONSTCD14 weekday operator+(const weekday& x, const days& y) NOEXCEPT;
template<class CharT, class Traits>
friend std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const weekday& wd);
friend class weekday_indexed;
};
CONSTCD11 bool operator==(const weekday& x, const weekday& y) NOEXCEPT;
CONSTCD11 bool operator!=(const weekday& x, const weekday& y) NOEXCEPT;
CONSTCD14 weekday operator+(const weekday& x, const days& y) NOEXCEPT;
CONSTCD14 weekday operator+(const days& x, const weekday& y) NOEXCEPT;
CONSTCD14 weekday operator-(const weekday& x, const days& y) NOEXCEPT;
CONSTCD14 days operator-(const weekday& x, const weekday& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const weekday& wd);
// weekday_indexed
class weekday_indexed
{
unsigned char wd_ : 4;
unsigned char index_ : 4;
public:
weekday_indexed() = default;
CONSTCD11 weekday_indexed(const date::weekday& wd, unsigned index) NOEXCEPT;
CONSTCD11 date::weekday weekday() const NOEXCEPT;
CONSTCD11 unsigned index() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const weekday_indexed& x, const weekday_indexed& y) NOEXCEPT;
CONSTCD11 bool operator!=(const weekday_indexed& x, const weekday_indexed& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const weekday_indexed& wdi);
// weekday_last
class weekday_last
{
date::weekday wd_;
public:
explicit CONSTCD11 weekday_last(const date::weekday& wd) NOEXCEPT;
CONSTCD11 date::weekday weekday() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const weekday_last& x, const weekday_last& y) NOEXCEPT;
CONSTCD11 bool operator!=(const weekday_last& x, const weekday_last& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const weekday_last& wdl);
namespace detail
{
struct unspecified_month_disambiguator {};
} // namespace detail
// year_month
class year_month
{
date::year y_;
date::month m_;
public:
year_month() = default;
CONSTCD11 year_month(const date::year& y, const date::month& m) NOEXCEPT;
CONSTCD11 date::year year() const NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month& operator+=(const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month& operator-=(const months& dm) NOEXCEPT;
CONSTCD14 year_month& operator+=(const years& dy) NOEXCEPT;
CONSTCD14 year_month& operator-=(const years& dy) NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 bool operator!=(const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 bool operator< (const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 bool operator> (const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 bool operator<=(const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 bool operator>=(const year_month& x, const year_month& y) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month operator+(const year_month& ym, const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month operator+(const months& dm, const year_month& ym) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month operator-(const year_month& ym, const months& dm) NOEXCEPT;
CONSTCD11 months operator-(const year_month& x, const year_month& y) NOEXCEPT;
CONSTCD11 year_month operator+(const year_month& ym, const years& dy) NOEXCEPT;
CONSTCD11 year_month operator+(const years& dy, const year_month& ym) NOEXCEPT;
CONSTCD11 year_month operator-(const year_month& ym, const years& dy) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year_month& ym);
// month_day
class month_day
{
date::month m_;
date::day d_;
public:
month_day() = default;
CONSTCD11 month_day(const date::month& m, const date::day& d) NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::day day() const NOEXCEPT;
CONSTCD14 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const month_day& x, const month_day& y) NOEXCEPT;
CONSTCD11 bool operator!=(const month_day& x, const month_day& y) NOEXCEPT;
CONSTCD11 bool operator< (const month_day& x, const month_day& y) NOEXCEPT;
CONSTCD11 bool operator> (const month_day& x, const month_day& y) NOEXCEPT;
CONSTCD11 bool operator<=(const month_day& x, const month_day& y) NOEXCEPT;
CONSTCD11 bool operator>=(const month_day& x, const month_day& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const month_day& md);
// month_day_last
class month_day_last
{
date::month m_;
public:
CONSTCD11 explicit month_day_last(const date::month& m) NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const month_day_last& x, const month_day_last& y) NOEXCEPT;
CONSTCD11 bool operator!=(const month_day_last& x, const month_day_last& y) NOEXCEPT;
CONSTCD11 bool operator< (const month_day_last& x, const month_day_last& y) NOEXCEPT;
CONSTCD11 bool operator> (const month_day_last& x, const month_day_last& y) NOEXCEPT;
CONSTCD11 bool operator<=(const month_day_last& x, const month_day_last& y) NOEXCEPT;
CONSTCD11 bool operator>=(const month_day_last& x, const month_day_last& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const month_day_last& mdl);
// month_weekday
class month_weekday
{
date::month m_;
date::weekday_indexed wdi_;
public:
CONSTCD11 month_weekday(const date::month& m,
const date::weekday_indexed& wdi) NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::weekday_indexed weekday_indexed() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11 bool operator==(const month_weekday& x, const month_weekday& y) NOEXCEPT;
CONSTCD11 bool operator!=(const month_weekday& x, const month_weekday& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const month_weekday& mwd);
// month_weekday_last
class month_weekday_last
{
date::month m_;
date::weekday_last wdl_;
public:
CONSTCD11 month_weekday_last(const date::month& m,
const date::weekday_last& wd) NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::weekday_last weekday_last() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11
bool operator==(const month_weekday_last& x, const month_weekday_last& y) NOEXCEPT;
CONSTCD11
bool operator!=(const month_weekday_last& x, const month_weekday_last& y) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const month_weekday_last& mwdl);
// class year_month_day
class year_month_day
{
date::year y_;
date::month m_;
date::day d_;
public:
year_month_day() = default;
CONSTCD11 year_month_day(const date::year& y, const date::month& m,
const date::day& d) NOEXCEPT;
CONSTCD14 year_month_day(const year_month_day_last& ymdl) NOEXCEPT;
CONSTCD14 year_month_day(sys_days dp) NOEXCEPT;
CONSTCD14 explicit year_month_day(local_days dp) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day& operator+=(const months& m) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day& operator-=(const months& m) NOEXCEPT;
CONSTCD14 year_month_day& operator+=(const years& y) NOEXCEPT;
CONSTCD14 year_month_day& operator-=(const years& y) NOEXCEPT;
CONSTCD11 date::year year() const NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::day day() const NOEXCEPT;
CONSTCD14 operator sys_days() const NOEXCEPT;
CONSTCD14 explicit operator local_days() const NOEXCEPT;
CONSTCD14 bool ok() const NOEXCEPT;
private:
static CONSTCD14 year_month_day from_days(days dp) NOEXCEPT;
CONSTCD14 days to_days() const NOEXCEPT;
};
CONSTCD11 bool operator==(const year_month_day& x, const year_month_day& y) NOEXCEPT;
CONSTCD11 bool operator!=(const year_month_day& x, const year_month_day& y) NOEXCEPT;
CONSTCD11 bool operator< (const year_month_day& x, const year_month_day& y) NOEXCEPT;
CONSTCD11 bool operator> (const year_month_day& x, const year_month_day& y) NOEXCEPT;
CONSTCD11 bool operator<=(const year_month_day& x, const year_month_day& y) NOEXCEPT;
CONSTCD11 bool operator>=(const year_month_day& x, const year_month_day& y) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day operator+(const year_month_day& ymd, const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day operator+(const months& dm, const year_month_day& ymd) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day operator-(const year_month_day& ymd, const months& dm) NOEXCEPT;
CONSTCD11 year_month_day operator+(const year_month_day& ymd, const years& dy) NOEXCEPT;
CONSTCD11 year_month_day operator+(const years& dy, const year_month_day& ymd) NOEXCEPT;
CONSTCD11 year_month_day operator-(const year_month_day& ymd, const years& dy) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year_month_day& ymd);
// year_month_day_last
class year_month_day_last
{
date::year y_;
date::month_day_last mdl_;
public:
CONSTCD11 year_month_day_last(const date::year& y,
const date::month_day_last& mdl) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day_last& operator+=(const months& m) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_day_last& operator-=(const months& m) NOEXCEPT;
CONSTCD14 year_month_day_last& operator+=(const years& y) NOEXCEPT;
CONSTCD14 year_month_day_last& operator-=(const years& y) NOEXCEPT;
CONSTCD11 date::year year() const NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::month_day_last month_day_last() const NOEXCEPT;
CONSTCD14 date::day day() const NOEXCEPT;
CONSTCD14 operator sys_days() const NOEXCEPT;
CONSTCD14 explicit operator local_days() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
};
CONSTCD11
bool operator==(const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
CONSTCD11
bool operator!=(const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
CONSTCD11
bool operator< (const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
CONSTCD11
bool operator> (const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
CONSTCD11
bool operator<=(const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
CONSTCD11
bool operator>=(const year_month_day_last& x, const year_month_day_last& y) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_day_last
operator+(const year_month_day_last& ymdl, const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_day_last
operator+(const months& dm, const year_month_day_last& ymdl) NOEXCEPT;
CONSTCD11
year_month_day_last
operator+(const year_month_day_last& ymdl, const years& dy) NOEXCEPT;
CONSTCD11
year_month_day_last
operator+(const years& dy, const year_month_day_last& ymdl) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_day_last
operator-(const year_month_day_last& ymdl, const months& dm) NOEXCEPT;
CONSTCD11
year_month_day_last
operator-(const year_month_day_last& ymdl, const years& dy) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year_month_day_last& ymdl);
// year_month_weekday
class year_month_weekday
{
date::year y_;
date::month m_;
date::weekday_indexed wdi_;
public:
year_month_weekday() = default;
CONSTCD11 year_month_weekday(const date::year& y, const date::month& m,
const date::weekday_indexed& wdi) NOEXCEPT;
CONSTCD14 year_month_weekday(const sys_days& dp) NOEXCEPT;
CONSTCD14 explicit year_month_weekday(const local_days& dp) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_weekday& operator+=(const months& m) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_weekday& operator-=(const months& m) NOEXCEPT;
CONSTCD14 year_month_weekday& operator+=(const years& y) NOEXCEPT;
CONSTCD14 year_month_weekday& operator-=(const years& y) NOEXCEPT;
CONSTCD11 date::year year() const NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::weekday weekday() const NOEXCEPT;
CONSTCD11 unsigned index() const NOEXCEPT;
CONSTCD11 date::weekday_indexed weekday_indexed() const NOEXCEPT;
CONSTCD14 operator sys_days() const NOEXCEPT;
CONSTCD14 explicit operator local_days() const NOEXCEPT;
CONSTCD14 bool ok() const NOEXCEPT;
private:
static CONSTCD14 year_month_weekday from_days(days dp) NOEXCEPT;
CONSTCD14 days to_days() const NOEXCEPT;
};
CONSTCD11
bool operator==(const year_month_weekday& x, const year_month_weekday& y) NOEXCEPT;
CONSTCD11
bool operator!=(const year_month_weekday& x, const year_month_weekday& y) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday
operator+(const year_month_weekday& ymwd, const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday
operator+(const months& dm, const year_month_weekday& ymwd) NOEXCEPT;
CONSTCD11
year_month_weekday
operator+(const year_month_weekday& ymwd, const years& dy) NOEXCEPT;
CONSTCD11
year_month_weekday
operator+(const years& dy, const year_month_weekday& ymwd) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday
operator-(const year_month_weekday& ymwd, const months& dm) NOEXCEPT;
CONSTCD11
year_month_weekday
operator-(const year_month_weekday& ymwd, const years& dy) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year_month_weekday& ymwdi);
// year_month_weekday_last
class year_month_weekday_last
{
date::year y_;
date::month m_;
date::weekday_last wdl_;
public:
CONSTCD11 year_month_weekday_last(const date::year& y, const date::month& m,
const date::weekday_last& wdl) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_weekday_last& operator+=(const months& m) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14 year_month_weekday_last& operator-=(const months& m) NOEXCEPT;
CONSTCD14 year_month_weekday_last& operator+=(const years& y) NOEXCEPT;
CONSTCD14 year_month_weekday_last& operator-=(const years& y) NOEXCEPT;
CONSTCD11 date::year year() const NOEXCEPT;
CONSTCD11 date::month month() const NOEXCEPT;
CONSTCD11 date::weekday weekday() const NOEXCEPT;
CONSTCD11 date::weekday_last weekday_last() const NOEXCEPT;
CONSTCD14 operator sys_days() const NOEXCEPT;
CONSTCD14 explicit operator local_days() const NOEXCEPT;
CONSTCD11 bool ok() const NOEXCEPT;
private:
CONSTCD14 days to_days() const NOEXCEPT;
};
CONSTCD11
bool
operator==(const year_month_weekday_last& x, const year_month_weekday_last& y) NOEXCEPT;
CONSTCD11
bool
operator!=(const year_month_weekday_last& x, const year_month_weekday_last& y) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday_last
operator+(const year_month_weekday_last& ymwdl, const months& dm) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday_last
operator+(const months& dm, const year_month_weekday_last& ymwdl) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator+(const year_month_weekday_last& ymwdl, const years& dy) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator+(const years& dy, const year_month_weekday_last& ymwdl) NOEXCEPT;
template<class = detail::unspecified_month_disambiguator>
CONSTCD14
year_month_weekday_last
operator-(const year_month_weekday_last& ymwdl, const months& dm) NOEXCEPT;
CONSTCD11
year_month_weekday_last
operator-(const year_month_weekday_last& ymwdl, const years& dy) NOEXCEPT;
template<class CharT, class Traits>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os, const year_month_weekday_last& ymwdl);
#if !defined(_MSC_VER) || (_MSC_VER >= 1900)
inline namespace literals
{
CONSTCD11 date::day operator "" _d(unsigned long long d) NOEXCEPT;
CONSTCD11 date::year operator "" _y(unsigned long long y) NOEXCEPT;
} // inline namespace literals
#endif // !defined(_MSC_VER) || (_MSC_VER >= 1900)
// CONSTDATA date::month January{1};
// CONSTDATA date::month February{2};
// CONSTDATA date::month March{3};
// CONSTDATA date::month April{4};
// CONSTDATA date::month May{5};
// CONSTDATA date::month June{6};
// CONSTDATA date::month July{7};
// CONSTDATA date::month August{8};
// CONSTDATA date::month September{9};
// CONSTDATA date::month October{10};
// CONSTDATA date::month November{11};
// CONSTDATA date::month December{12};
//
// CONSTDATA date::weekday Sunday{0u};
// CONSTDATA date::weekday Monday{1u};
// CONSTDATA date::weekday Tuesday{2u};
// CONSTDATA date::weekday Wednesday{3u};
// CONSTDATA date::weekday Thursday{4u};
// CONSTDATA date::weekday Friday{5u};
// CONSTDATA date::weekday Saturday{6u};
#if HAS_VOID_T
template <class T, class = std::void_t<>>
struct is_clock
: std::false_type
{};