fmt: Bump to version v10.1.1
This commit is contained in:
@@ -8,86 +8,65 @@
|
||||
#ifndef FMT_OSTREAM_H_
|
||||
#define FMT_OSTREAM_H_
|
||||
|
||||
#include <fstream>
|
||||
#include <ostream>
|
||||
#include <fstream> // std::filebuf
|
||||
|
||||
#if defined(_WIN32) && defined(__GLIBCXX__)
|
||||
# include <ext/stdio_filebuf.h>
|
||||
# include <ext/stdio_sync_filebuf.h>
|
||||
#elif defined(_WIN32) && defined(_LIBCPP_VERSION)
|
||||
# include <__std_stream>
|
||||
#endif
|
||||
|
||||
#include "format.h"
|
||||
|
||||
FMT_BEGIN_NAMESPACE
|
||||
|
||||
template <typename OutputIt, typename Char> class basic_printf_context;
|
||||
|
||||
namespace detail {
|
||||
|
||||
// Checks if T has a user-defined operator<<.
|
||||
template <typename T, typename Char, typename Enable = void>
|
||||
class is_streamable {
|
||||
private:
|
||||
template <typename U>
|
||||
static auto test(int)
|
||||
-> bool_constant<sizeof(std::declval<std::basic_ostream<Char>&>()
|
||||
<< std::declval<U>()) != 0>;
|
||||
|
||||
template <typename> static auto test(...) -> std::false_type;
|
||||
|
||||
using result = decltype(test<T>(0));
|
||||
|
||||
public:
|
||||
is_streamable() = default;
|
||||
|
||||
static const bool value = result::value;
|
||||
};
|
||||
|
||||
// Formatting of built-in types and arrays is intentionally disabled because
|
||||
// it's handled by standard (non-ostream) formatters.
|
||||
template <typename T, typename Char>
|
||||
struct is_streamable<
|
||||
T, Char,
|
||||
enable_if_t<
|
||||
std::is_arithmetic<T>::value || std::is_array<T>::value ||
|
||||
std::is_pointer<T>::value || std::is_same<T, char8_type>::value ||
|
||||
std::is_convertible<T, fmt::basic_string_view<Char>>::value ||
|
||||
std::is_same<T, std_string_view<Char>>::value ||
|
||||
(std::is_convertible<T, int>::value && !std::is_enum<T>::value)>>
|
||||
: std::false_type {};
|
||||
|
||||
template <typename Char> FILE* get_file(std::basic_filebuf<Char>&) {
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
struct dummy_filebuf {
|
||||
FILE* _Myfile;
|
||||
};
|
||||
template <typename T, typename U = int> struct ms_filebuf {
|
||||
using type = dummy_filebuf;
|
||||
};
|
||||
template <typename T> struct ms_filebuf<T, decltype(T::_Myfile, 0)> {
|
||||
using type = T;
|
||||
};
|
||||
using filebuf_type = ms_filebuf<std::filebuf>::type;
|
||||
|
||||
FILE* get_file(filebuf_type& buf);
|
||||
|
||||
// Generate a unique explicit instantion in every translation unit using a tag
|
||||
// type in an anonymous namespace.
|
||||
namespace {
|
||||
struct filebuf_access_tag {};
|
||||
struct file_access_tag {};
|
||||
} // namespace
|
||||
template <typename Tag, typename FileMemberPtr, FileMemberPtr file>
|
||||
class filebuf_access {
|
||||
friend FILE* get_file(filebuf_type& buf) { return buf.*file; }
|
||||
template <typename Tag, typename BufType, FILE* BufType::*FileMemberPtr>
|
||||
class file_access {
|
||||
friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; }
|
||||
};
|
||||
template class filebuf_access<filebuf_access_tag,
|
||||
decltype(&filebuf_type::_Myfile),
|
||||
&filebuf_type::_Myfile>;
|
||||
|
||||
inline bool write(std::filebuf& buf, fmt::string_view data) {
|
||||
FILE* f = get_file(buf);
|
||||
if (!f) return false;
|
||||
print(f, data);
|
||||
return true;
|
||||
#if FMT_MSC_VERSION
|
||||
template class file_access<file_access_tag, std::filebuf,
|
||||
&std::filebuf::_Myfile>;
|
||||
auto get_file(std::filebuf&) -> FILE*;
|
||||
#elif defined(_WIN32) && defined(_LIBCPP_VERSION)
|
||||
template class file_access<file_access_tag, std::__stdoutbuf<char>,
|
||||
&std::__stdoutbuf<char>::__file_>;
|
||||
auto get_file(std::__stdoutbuf<char>&) -> FILE*;
|
||||
#endif
|
||||
|
||||
inline bool write_ostream_unicode(std::ostream& os, fmt::string_view data) {
|
||||
#if FMT_MSC_VERSION
|
||||
if (auto* buf = dynamic_cast<std::filebuf*>(os.rdbuf()))
|
||||
if (FILE* f = get_file(*buf)) return write_console(f, data);
|
||||
#elif defined(_WIN32) && defined(__GLIBCXX__)
|
||||
auto* rdbuf = os.rdbuf();
|
||||
FILE* c_file;
|
||||
if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf))
|
||||
c_file = sfbuf->file();
|
||||
else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf))
|
||||
c_file = fbuf->file();
|
||||
else
|
||||
return false;
|
||||
if (c_file) return write_console(c_file, data);
|
||||
#elif defined(_WIN32) && defined(_LIBCPP_VERSION)
|
||||
if (auto* buf = dynamic_cast<std::__stdoutbuf<char>*>(os.rdbuf()))
|
||||
if (FILE* f = get_file(*buf)) return write_console(f, data);
|
||||
#else
|
||||
ignore_unused(os, data);
|
||||
#endif
|
||||
return false;
|
||||
}
|
||||
inline bool write(std::wfilebuf&, fmt::basic_string_view<wchar_t>) {
|
||||
inline bool write_ostream_unicode(std::wostream&,
|
||||
fmt::basic_string_view<wchar_t>) {
|
||||
return false;
|
||||
}
|
||||
|
||||
@@ -95,10 +74,6 @@ inline bool write(std::wfilebuf&, fmt::basic_string_view<wchar_t>) {
|
||||
// It is a separate function rather than a part of vprint to simplify testing.
|
||||
template <typename Char>
|
||||
void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) {
|
||||
if (const_check(FMT_MSC_VERSION)) {
|
||||
auto filebuf = dynamic_cast<std::basic_filebuf<Char>*>(os.rdbuf());
|
||||
if (filebuf && write(*filebuf, {buf.data(), buf.size()})) return;
|
||||
}
|
||||
const Char* buf_data = buf.data();
|
||||
using unsigned_streamsize = std::make_unsigned<std::streamsize>::type;
|
||||
unsigned_streamsize size = buf.size();
|
||||
@@ -130,11 +105,13 @@ template <typename T> struct streamed_view { const T& value; };
|
||||
// Formats an object of type T that has an overloaded ostream operator<<.
|
||||
template <typename Char>
|
||||
struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> {
|
||||
void set_debug_format() = delete;
|
||||
|
||||
template <typename T, typename OutputIt>
|
||||
auto format(const T& value, basic_format_context<OutputIt, Char>& ctx) const
|
||||
-> OutputIt {
|
||||
auto buffer = basic_memory_buffer<Char>();
|
||||
format_value(buffer, value, ctx.locale());
|
||||
detail::format_value(buffer, value, ctx.locale());
|
||||
return formatter<basic_string_view<Char>, Char>::format(
|
||||
{buffer.data(), buffer.size()}, ctx);
|
||||
}
|
||||
@@ -142,12 +119,13 @@ struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> {
|
||||
|
||||
using ostream_formatter = basic_ostream_formatter<char>;
|
||||
|
||||
template <typename T>
|
||||
struct formatter<detail::streamed_view<T>> : ostream_formatter {
|
||||
template <typename T, typename Char>
|
||||
struct formatter<detail::streamed_view<T>, Char>
|
||||
: basic_ostream_formatter<Char> {
|
||||
template <typename OutputIt>
|
||||
auto format(detail::streamed_view<T> view,
|
||||
basic_format_context<OutputIt, char>& ctx) const -> OutputIt {
|
||||
return ostream_formatter::format(view.value, ctx);
|
||||
basic_format_context<OutputIt, Char>& ctx) const -> OutputIt {
|
||||
return basic_ostream_formatter<Char>::format(view.value, ctx);
|
||||
}
|
||||
};
|
||||
|
||||
@@ -168,21 +146,22 @@ auto streamed(const T& value) -> detail::streamed_view<T> {
|
||||
|
||||
namespace detail {
|
||||
|
||||
// Formats an object of type T that has an overloaded ostream operator<<.
|
||||
template <typename T, typename Char>
|
||||
struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>>
|
||||
: basic_ostream_formatter<Char> {
|
||||
using basic_ostream_formatter<Char>::format;
|
||||
};
|
||||
inline void vprint_directly(std::ostream& os, string_view format_str,
|
||||
format_args args) {
|
||||
auto buffer = memory_buffer();
|
||||
detail::vformat_to(buffer, format_str, args);
|
||||
detail::write_buffer(os, buffer);
|
||||
}
|
||||
|
||||
} // namespace detail
|
||||
|
||||
FMT_MODULE_EXPORT template <typename Char>
|
||||
FMT_EXPORT template <typename Char>
|
||||
void vprint(std::basic_ostream<Char>& os,
|
||||
basic_string_view<type_identity_t<Char>> format_str,
|
||||
basic_format_args<buffer_context<type_identity_t<Char>>> args) {
|
||||
auto buffer = basic_memory_buffer<Char>();
|
||||
detail::vformat_to(buffer, format_str, args);
|
||||
if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return;
|
||||
detail::write_buffer(os, buffer);
|
||||
}
|
||||
|
||||
@@ -195,12 +174,16 @@ void vprint(std::basic_ostream<Char>& os,
|
||||
fmt::print(cerr, "Don't {}!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
FMT_MODULE_EXPORT template <typename... T>
|
||||
FMT_EXPORT template <typename... T>
|
||||
void print(std::ostream& os, format_string<T...> fmt, T&&... args) {
|
||||
vprint(os, fmt, fmt::make_format_args(args...));
|
||||
const auto& vargs = fmt::make_format_args(args...);
|
||||
if (detail::is_utf8())
|
||||
vprint(os, fmt, vargs);
|
||||
else
|
||||
detail::vprint_directly(os, fmt, vargs);
|
||||
}
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename... Args>
|
||||
void print(std::wostream& os,
|
||||
basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
|
||||
@@ -208,6 +191,19 @@ void print(std::wostream& os,
|
||||
vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...));
|
||||
}
|
||||
|
||||
FMT_EXPORT template <typename... T>
|
||||
void println(std::ostream& os, format_string<T...> fmt, T&&... args) {
|
||||
fmt::print(os, "{}\n", fmt::format(fmt, std::forward<T>(args)...));
|
||||
}
|
||||
|
||||
FMT_EXPORT
|
||||
template <typename... Args>
|
||||
void println(std::wostream& os,
|
||||
basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
|
||||
Args&&... args) {
|
||||
print(os, L"{}\n", fmt::format(fmt, std::forward<Args>(args)...));
|
||||
}
|
||||
|
||||
FMT_END_NAMESPACE
|
||||
|
||||
#endif // FMT_OSTREAM_H_
|
||||
|
||||
Reference in New Issue
Block a user