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Move is_*char to detail

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This commit is contained in:
Victor Zverovich
2025-08-24 09:01:30 -07:00
parent e7e71009c7
commit a77efa4b4a
3 changed files with 14 additions and 19 deletions
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2
doc/api.md
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@@ -653,8 +653,6 @@ if an argument type doesn't match its format specification.
The optional header `fmt/xchar.h` provides support for `wchar_t` and
exotic character types.
::: is_char
::: wstring_view
::: wformat_context

27
include/fmt/base.h
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@@ -607,19 +607,6 @@ template <typename Char> class basic_string_view {
using string_view = basic_string_view<char>;
// DEPRECATED! Will be merged with is_char and moved to detail.
template <typename T> struct is_xchar : std::false_type {};
template <> struct is_xchar<wchar_t> : std::true_type {};
template <> struct is_xchar<char16_t> : std::true_type {};
template <> struct is_xchar<char32_t> : std::true_type {};
#ifdef __cpp_char8_t
template <> struct is_xchar<char8_t> : std::true_type {};
#endif
// Specifies if `T` is a character (code unit) type.
template <typename T> struct is_char : is_xchar<T> {};
template <> struct is_char<char> : std::true_type {};
template <typename T> class basic_appender;
using appender = basic_appender<char>;
@@ -916,6 +903,20 @@ FMT_END_EXPORT
namespace detail {
// DEPRECATED! Will be merged with is_char
template <typename T> struct is_xchar : std::false_type {};
template <> struct is_xchar<wchar_t> : std::true_type {};
template <> struct is_xchar<char16_t> : std::true_type {};
template <> struct is_xchar<char32_t> : std::true_type {};
#ifdef __cpp_char8_t
template <>
struct is_xchar<char8_t> : bool_constant<detail::is_utf8_enabled> {};
#endif
// Specifies if `T` is a character (code unit) type.
template <typename T> struct is_char : is_xchar<T> {};
template <> struct is_char<char> : std::true_type {};
// Constructs fmt::basic_string_view<Char> from types implicitly convertible
// to it, deducing Char. Explicitly convertible types such as the ones returned
// from FMT_STRING are intentionally excluded.

4
include/fmt/xchar.h
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@@ -112,10 +112,6 @@ inline auto runtime(wstring_view s) -> runtime_format_string<wchar_t> {
return {{s}};
}
#ifdef __cpp_char8_t
template <> struct is_char<char8_t> : bool_constant<detail::is_utf8_enabled> {};
#endif
template <typename... T>
constexpr auto make_wformat_args(T&... args)
-> decltype(fmt::make_format_args<wformat_context>(args...)) {