internal::chrono_formatter< FormatContext, OutputIt > Struct Template Reference

#include <chrono.h>

Public Types
typedef FormatContext::char_type	char_type

Public Member Functions
	chrono_formatter (FormatContext &ctx, OutputIt o)
int	hour () const
int	hour12 () const
int	minute () const
int	second () const
std::tm	time () const
void	write (int value, int width)
void	format_localized (const tm &time, const char *format)
void	on_text (const char_type *begin, const char_type *end)
void	on_abbr_weekday ()
void	on_full_weekday ()
void	on_dec0_weekday (numeric_system)
void	on_dec1_weekday (numeric_system)
void	on_abbr_month ()
void	on_full_month ()
void	on_datetime (numeric_system)
void	on_loc_date (numeric_system)
void	on_loc_time (numeric_system)
void	on_us_date ()
void	on_iso_date ()
void	on_utc_offset ()
void	on_tz_name ()
void	on_24_hour (numeric_system ns)
void	on_12_hour (numeric_system ns)
void	on_minute (numeric_system ns)
void	on_second (numeric_system ns)
void	on_12_hour_time ()
void	on_24_hour_time ()
void	on_iso_time ()
void	on_am_pm ()

Public Attributes
FormatContext &	context
OutputIt	out
std::chrono::seconds	s
std::chrono::milliseconds	ms

Detailed Description

template<typename FormatContext, typename OutputIt>
struct internal::chrono_formatter< FormatContext, OutputIt >

Definition at line 221 of file chrono.h.

Member Typedef Documentation

template<typename FormatContext, typename OutputIt>

typedef FormatContext::char_type internal::chrono_formatter< FormatContext, OutputIt >::char_type

Definition at line 227 of file chrono.h.

Constructor & Destructor Documentation

template<typename FormatContext, typename OutputIt>

internal::chrono_formatter< FormatContext, OutputIt >::chrono_formatter ( FormatContext &  ctx, OutputIt  o  )

inlineexplicit

Definition at line 229 of file chrono.h.

    : context(ctx), out(o) {}

Member Function Documentation

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::format_localized ( const tm &  time, const char *  format  )

inline

Definition at line 259 of file chrono.h.

                                                            {
    auto locale = context.locale().template get<std::locale>();
    auto &facet = std::use_facet<std::time_put<char_type>>(locale);
    std::basic_ostringstream<char_type> os;
    os.imbue(locale);
    facet.put(os, os, ' ', &time, format, format + std::strlen(format));
    auto str = os.str();
    std::copy(str.begin(), str.end(), out);
  }

template<typename FormatContext, typename OutputIt>

int internal::chrono_formatter< FormatContext, OutputIt >::hour ( ) const

inline

Definition at line 232 of file chrono.h.

{ return to_int((s.count() / 3600) % 24); }

template<typename FormatContext, typename OutputIt>

int internal::chrono_formatter< FormatContext, OutputIt >::hour12 ( ) const

inline

Definition at line 234 of file chrono.h.

                     {
    auto hour = to_int((s.count() / 3600) % 12);
    return hour > 0 ? hour : 12;
  }

template<typename FormatContext, typename OutputIt>

int internal::chrono_formatter< FormatContext, OutputIt >::minute ( ) const

inline

Definition at line 239 of file chrono.h.

{ return to_int((s.count() / 60) % 60); }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_12_hour ( numeric_system  ns )

inline

Definition at line 296 of file chrono.h.

                                     {
    if (ns == numeric_system::standard)
      return write(hour12(), 2);
    auto time = tm();
    time.tm_hour = hour();
    format_localized(time, "%OI");
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_12_hour_time ( )

inline

Definition at line 326 of file chrono.h.

{ format_localized(time(), "%r"); }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_24_hour ( numeric_system  ns )

inline

Definition at line 288 of file chrono.h.

                                     {
    if (ns == numeric_system::standard)
      return write(hour(), 2);
    auto time = tm();
    time.tm_hour = hour();
    format_localized(time, "%OH");
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_24_hour_time ( )

inline

Definition at line 328 of file chrono.h.

                         {
    write(hour(), 2);
    *out++ = ':';
    write(minute(), 2);
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_abbr_month ( )

inline

Definition at line 278 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_abbr_weekday ( )

inline

Definition at line 274 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_am_pm ( )

inline

Definition at line 340 of file chrono.h.

{ format_localized(time(), "%p"); }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_datetime ( numeric_system  )

inline

Definition at line 280 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_dec0_weekday ( numeric_system  )

inline

Definition at line 276 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_dec1_weekday ( numeric_system  )

inline

Definition at line 277 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_full_month ( )

inline

Definition at line 279 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_full_weekday ( )

inline

Definition at line 275 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_iso_date ( )

inline

Definition at line 284 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_iso_time ( )

inline

Definition at line 334 of file chrono.h.

                     {
    on_24_hour_time();
    *out++ = ':';
    write(second(), 2);
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_loc_date ( numeric_system  )

inline

Definition at line 281 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_loc_time ( numeric_system  )

inline

Definition at line 282 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_minute ( numeric_system  ns )

inline

Definition at line 304 of file chrono.h.

                                    {
    if (ns == numeric_system::standard)
      return write(minute(), 2);
    auto time = tm();
    time.tm_min = minute();
    format_localized(time, "%OM");
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_second ( numeric_system  ns )

inline

Definition at line 312 of file chrono.h.

                                    {
    if (ns == numeric_system::standard) {
      write(second(), 2);
      if (ms != std::chrono::milliseconds(0)) {
        *out++ = '.';
        write(to_int(ms.count()), 3);
      }
      return;
    }
    auto time = tm();
    time.tm_sec = second();
    format_localized(time, "%OS");
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_text ( const char_type *  begin, const char_type *  end  )

inline

Definition at line 269 of file chrono.h.

                                                             {
    std::copy(begin, end, out);
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_tz_name ( )

inline

Definition at line 286 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_us_date ( )

inline

Definition at line 283 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::on_utc_offset ( )

inline

Definition at line 285 of file chrono.h.

{}

template<typename FormatContext, typename OutputIt>

int internal::chrono_formatter< FormatContext, OutputIt >::second ( ) const

inline

Definition at line 240 of file chrono.h.

{ return to_int(s.count() % 60); }

template<typename FormatContext, typename OutputIt>

std::tm internal::chrono_formatter< FormatContext, OutputIt >::time ( ) const

inline

Definition at line 242 of file chrono.h.

                     {
    auto time = std::tm();
    time.tm_hour = hour();
    time.tm_min = minute();
    time.tm_sec = second();
    return time;
  }

template<typename FormatContext, typename OutputIt>

void internal::chrono_formatter< FormatContext, OutputIt >::write ( int  value, int  width  )

inline

Definition at line 250 of file chrono.h.

                                   {
    typedef typename int_traits<int>::main_type main_type;
    main_type n = to_unsigned(value);
    int num_digits = internal::count_digits(n);
    if (width > num_digits)
      out = std::fill_n(out, width - num_digits, '0');
    out = format_decimal<char_type>(out, n, num_digits);
  }

Member Data Documentation

template<typename FormatContext, typename OutputIt>

FormatContext& internal::chrono_formatter< FormatContext, OutputIt >::context

Definition at line 222 of file chrono.h.

template<typename FormatContext, typename OutputIt>

std::chrono::milliseconds internal::chrono_formatter< FormatContext, OutputIt >::ms

Definition at line 225 of file chrono.h.

template<typename FormatContext, typename OutputIt>

OutputIt internal::chrono_formatter< FormatContext, OutputIt >::out

Definition at line 223 of file chrono.h.

template<typename FormatContext, typename OutputIt>

std::chrono::seconds internal::chrono_formatter< FormatContext, OutputIt >::s

Definition at line 224 of file chrono.h.

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

• wire-cell-build/util/inc/spdlog/fmt/bundled/chrono.h