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More showpoint fixes and tests (#1498)

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Victor Zverovich
2019-12-30 10:28:27 -10:00
parent 455a7c0787
commit c85efef312
3 changed files with 8 additions and 3 deletions
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3
include/fmt/format.h
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@@ -1125,9 +1125,10 @@ template <typename Char> class float_writer {
if (specs_.precision >= 0 && specs_.precision < num_zeros)
num_zeros = specs_.precision;
int num_digits = num_digits_;
// Remove trailing zeros.
if (!specs_.showpoint)
while (num_digits > 0 && digits_[num_digits - 1] == '0') --num_digits;
if (num_zeros != 0 || num_digits != 0) {
if (num_zeros != 0 || num_digits != 0 || specs_.showpoint) {
*it++ = decimal_point_;
it = std::fill_n(it, num_zeros, static_cast<Char>('0'));
it = copy_str<Char>(digits_, digits_ + num_digits, it);