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Make write_fractional_seconds more readable

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This commit is contained in:
Stepan Ponomarev 2022-10-21 11:48:32 +02:00
parent 21a828cd1c
commit 6ecde30513
1 changed files with 3 additions and 2 deletions
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5
include/fmt/chrono.h
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@ -1079,9 +1079,10 @@ void write_fractional_seconds(OutputIt& out, Duration d, int precision) {
uint32_or_64_or_128_t<long long> n = uint32_or_64_or_128_t<long long> n =
to_unsigned(to_nonnegative_int(subseconds, max_value<long long>())); to_unsigned(to_nonnegative_int(subseconds, max_value<long long>()));
int num_digits = detail::count_digits(n); int num_digits = detail::count_digits(n);
int zeroes = std::min(num_fractional_digits - num_digits, precision); int zeroes =
std::min(std::max(0, num_fractional_digits - num_digits), precision);
if (num_fractional_digits > num_digits) out = std::fill_n(out, zeroes, '0'); if (num_fractional_digits > num_digits) out = std::fill_n(out, zeroes, '0');
int remaining = precision - (zeroes > 0 ? zeroes : 0); int remaining = precision - zeroes;
if (remaining < num_digits) { if (remaining < num_digits) {
n /= to_unsigned(detail::pow10(to_unsigned(num_digits - remaining))); n /= to_unsigned(detail::pow10(to_unsigned(num_digits - remaining)));
out = format_decimal<Char>(out, n, remaining).end; out = format_decimal<Char>(out, n, remaining).end;