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Move esoteric char type support to format.h

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This commit is contained in:
Victor Zverovich
2021-05-06 08:50:35 -07:00
parent 9ac088f376
commit 5238055f40
2 changed files with 10 additions and 9 deletions
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10
include/fmt/format.h
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@@ -431,6 +431,12 @@ FMT_CONSTEXPR20 T* fill_n(T* out, Size count, char value) {
return out + count;
}
#ifdef __cpp_char8_t
using char8_type = char8_t;
#else
enum char8_type : unsigned char {};
#endif
template <typename InputIt, typename OutChar>
using needs_conversion = bool_constant<
std::is_same<typename std::iterator_traits<InputIt>::value_type,
@@ -634,6 +640,10 @@ void iterator_buffer<OutputIt, T, Traits>::flush() {
FMT_MODULE_EXPORT_BEGIN
template <> struct is_char<detail::char8_type> : std::true_type {};
template <> struct is_char<char16_t> : std::true_type {};
template <> struct is_char<char32_t> : std::true_type {};
// The number of characters to store in the basic_memory_buffer object itself
// to avoid dynamic memory allocation.
enum { inline_buffer_size = 500 };