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Make chrono formatting locale-independent by default

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This commit is contained in:
Victor Zverovich
2021-04-28 12:02:08 -07:00
parent 50fb0b5eae
commit d0abe7c246
2 changed files with 14 additions and 6 deletions
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10
include/fmt/chrono.h
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@@ -863,6 +863,7 @@ struct chrono_formatter {
FormatContext& context;
OutputIt out;
int precision;
bool localized = false;
// rep is unsigned to avoid overflow.
using rep =
conditional_t<std::is_integral<Rep>::value && sizeof(Rep) < sizeof(int),
@@ -957,7 +958,8 @@ struct chrono_formatter {
void format_localized(const tm& time, char format, char modifier = 0) {
if (isnan(val)) return write_nan();
auto locale = context.locale().template get<std::locale>();
auto locale = localized ? context.locale().template get<std::locale>()
: std::locale::classic();
auto& facet = std::use_facet<std::time_put<char_type>>(locale);
std::basic_ostringstream<char_type> os;
os.imbue(locale);
@@ -1086,6 +1088,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
using arg_ref_type = detail::arg_ref<Char>;
arg_ref_type width_ref;
arg_ref_type precision_ref;
bool localized = false;
basic_string_view<Char> format_str;
using duration = std::chrono::duration<Rep, Period>;
@@ -1148,6 +1151,10 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
else
handler.on_error("precision not allowed for this argument type");
}
if (begin != end && *begin == 'L') {
++begin;
localized = true;
}
end = parse_chrono_format(begin, end, detail::chrono_format_checker());
return {begin, end};
}
@@ -1182,6 +1189,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f(
ctx, out, d);
f.precision = precision_copy;
f.localized = localized;
parse_chrono_format(begin, end, f);
}
return detail::write(