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Get rid of add_thousands_sep

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This commit is contained in:
Victor Zverovich
2019-07-03 15:50:05 -07:00
parent 2249f5571e
commit 1289782f06
1 changed files with 9 additions and 21 deletions
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30
include/fmt/format.h
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@ -742,26 +742,6 @@ inline int count_digits(uint32_t n) {
} }
#endif #endif
// A callable that adds a thousands separator.
template <typename Char> class add_thousands_sep {
private:
basic_string_view<Char> sep_;
// Index of a decimal digit with the least significant digit having index 0.
unsigned digit_index_;
public:
explicit add_thousands_sep(basic_string_view<Char> sep)
: sep_(sep), digit_index_(0) {}
void operator()(Char*& buffer) {
if (++digit_index_ % 3 != 0) return;
buffer -= sep_.size();
std::uninitialized_copy(sep_.data(), sep_.data() + sep_.size(),
internal::make_checked(buffer, sep_.size()));
}
};
template <typename Char> FMT_API Char thousands_sep_impl(locale_ref loc); template <typename Char> FMT_API Char thousands_sep_impl(locale_ref loc);
template <typename Char> inline Char thousands_sep(locale_ref loc) { template <typename Char> inline Char thousands_sep(locale_ref loc) {
@ -1405,8 +1385,16 @@ template <typename Range> class basic_writer {
template <typename It> void operator()(It&& it) const { template <typename It> void operator()(It&& it) const {
basic_string_view<char_type> s(&sep, SEP_SIZE); basic_string_view<char_type> s(&sep, SEP_SIZE);
// Index of a decimal digit with the least significant digit having
// index 0.
unsigned digit_index = 0;
it = internal::format_decimal<char_type>( it = internal::format_decimal<char_type>(
it, abs_value, size, internal::add_thousands_sep<char_type>(s)); it, abs_value, size, [s, &digit_index](char_type*& buffer) {
if (++digit_index % 3 != 0) return;
buffer -= s.size();
std::uninitialized_copy(s.data(), s.data() + s.size(),
internal::make_checked(buffer, s.size()));
});
} }
}; };