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Localize FMT_USE_LOCAL_TIME

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This commit is contained in:
Victor Zverovich 2022-12-21 14:51:23 -08:00
parent 8c56919bd2
commit 6a186bcd66
1 changed files with 12 additions and 13 deletions
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25
include/fmt/chrono.h
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@ -462,7 +462,6 @@ auto write(OutputIt out, const std::tm& time, const std::locale& loc,
FMT_MODULE_EXPORT_BEGIN FMT_MODULE_EXPORT_BEGIN
#if FMT_USE_LOCAL_TIME
/** /**
Converts given time since epoch as ``std::time_t`` value into calendar time, Converts given time since epoch as ``std::time_t`` value into calendar time,
expressed in local time. Unlike ``std::localtime``, this function is expressed in local time. Unlike ``std::localtime``, this function is
@ -504,10 +503,11 @@ inline std::tm localtime(std::time_t time) {
return lt.tm_; return lt.tm_;
} }
template<class Duration> #if FMT_USE_LOCAL_TIME
inline std::tm localtime( template <class Duration>
std::chrono::local_time<Duration> time_point) { inline auto localtime(std::chrono::local_time<Duration> time) -> std::tm {
return localtime(std::chrono::system_clock::to_time_t(std::chrono::current_zone()->to_sys(time_point))); return localtime(std::chrono::system_clock::to_time_t(
std::chrono::current_zone()->to_sys(time)));
} }
#endif #endif
@ -2124,20 +2124,19 @@ struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>,
epoch - std::chrono::duration_cast<std::chrono::seconds>(epoch)); epoch - std::chrono::duration_cast<std::chrono::seconds>(epoch));
return formatter<std::tm, Char>::do_format( return formatter<std::tm, Char>::do_format(
gmtime(std::chrono::time_point_cast<std::chrono::seconds>(val)), gmtime(std::chrono::time_point_cast<std::chrono::seconds>(val)), ctx,
ctx, &subsecs); &subsecs);
} }
return formatter<std::tm, Char>::format( return formatter<std::tm, Char>::format(
gmtime(std::chrono::time_point_cast<std::chrono::seconds>(val)), gmtime(std::chrono::time_point_cast<std::chrono::seconds>(val)), ctx);
ctx);
} }
}; };
#if FMT_USE_LOCAL_TIME #if FMT_USE_LOCAL_TIME
template <typename Char, typename Duration> template <typename Char, typename Duration>
struct formatter<std::chrono::local_time<Duration>, struct formatter<std::chrono::local_time<Duration>, Char>
Char> : formatter<std::tm, Char> { : formatter<std::tm, Char> {
FMT_CONSTEXPR formatter() { FMT_CONSTEXPR formatter() {
basic_string_view<Char> default_specs = basic_string_view<Char> default_specs =
detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{}; detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{};
@ -2145,8 +2144,8 @@ struct formatter<std::chrono::local_time<Duration>,
} }
template <typename FormatContext> template <typename FormatContext>
auto format(std::chrono::local_time<Duration> val, auto format(std::chrono::local_time<Duration> val, FormatContext& ctx) const
FormatContext& ctx) const -> decltype(ctx.out()) { -> decltype(ctx.out()) {
using period = typename Duration::period; using period = typename Duration::period;
if (period::num != 1 || period::den != 1 || if (period::num != 1 || period::den != 1 ||
std::is_floating_point<typename Duration::rep>::value) { std::is_floating_point<typename Duration::rep>::value) {