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Reduce locale dependency

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This commit is contained in:
Victor Zverovich
2022-09-02 09:36:41 -07:00
parent 4191477b98
commit 56c72a671c
4 changed files with 22 additions and 10 deletions
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7
include/fmt/format-inl.h
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@@ -31,7 +31,7 @@
#include "locale.h"
FMT_BEGIN_NAMESPACE
template <typename Char> std::locale::id num_format_facet<Char>::id;
template <typename Locale> typename Locale::id num_format_facet<Locale>::id;
namespace detail {
@@ -131,8 +131,9 @@ FMT_FUNC auto write_int(unsigned long long value, locale_ref loc)
auto out = std::ostreambuf_iterator<Char>(&buf);
// We cannot use the num_put<char> facet because it may produce output in
// a wrong encoding.
using facet_t = conditional_t<std::is_same<Char, char>::value,
num_format_facet<>, std::num_put<Char>>;
using facet_t =
conditional_t<std::is_same<Char, char>::value,
num_format_facet<std::locale>, std::num_put<Char>>;
if (std::has_facet<facet_t>(locale)) {
std::use_facet<facet_t>(locale).put(out, ios, ' ', value);
return buf.str();