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update fmtlib

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This commit is contained in:
Kae 2024-06-27 23:39:48 +10:00
parent f60a19e065
commit 4120a289db
7 changed files with 1323 additions and 1281 deletions
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637
source/extern/fmt/core.h vendored
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189
source/extern/fmt/format-inl.h vendored
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@ -18,7 +18,7 @@
# include <locale>
#endif
#ifdef _WIN32
#if defined(_WIN32) && !defined(FMT_WINDOWS_NO_WCHAR)
# include <io.h> // _isatty
#endif
@ -58,8 +58,8 @@ FMT_FUNC void format_error_code(detail::buffer<char>& out, int error_code,
error_code_size += detail::to_unsigned(detail::count_digits(abs_value));
auto it = buffer_appender<char>(out);
if (message.size() <= inline_buffer_size - error_code_size)
format_to(it, FMT_STRING("{}{}"), message, SEP);
format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code);
fmt::format_to(it, FMT_STRING("{}{}"), message, SEP);
fmt::format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code);
FMT_ASSERT(out.size() <= inline_buffer_size, "");
}
@ -73,9 +73,8 @@ FMT_FUNC void report_error(format_func func, int error_code,
}
// A wrapper around fwrite that throws on error.
inline void fwrite_fully(const void* ptr, size_t size, size_t count,
FILE* stream) {
size_t written = std::fwrite(ptr, size, count, stream);
inline void fwrite_fully(const void* ptr, size_t count, FILE* stream) {
size_t written = std::fwrite(ptr, 1, count, stream);
if (written < count)
FMT_THROW(system_error(errno, FMT_STRING("cannot write to file")));
}
@ -86,7 +85,7 @@ locale_ref::locale_ref(const Locale& loc) : locale_(&loc) {
static_assert(std::is_same<Locale, std::locale>::value, "");
}
template <typename Locale> Locale locale_ref::get() const {
template <typename Locale> auto locale_ref::get() const -> Locale {
static_assert(std::is_same<Locale, std::locale>::value, "");
return locale_ ? *static_cast<const std::locale*>(locale_) : std::locale();
}
@ -98,7 +97,8 @@ FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> {
auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep();
return {std::move(grouping), thousands_sep};
}
template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref loc) {
template <typename Char>
FMT_FUNC auto decimal_point_impl(locale_ref loc) -> Char {
return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>())
.decimal_point();
}
@ -144,24 +144,25 @@ FMT_API FMT_FUNC auto format_facet<std::locale>::do_put(
}
#endif
FMT_FUNC std::system_error vsystem_error(int error_code, string_view fmt,
format_args args) {
FMT_FUNC auto vsystem_error(int error_code, string_view fmt, format_args args)
-> std::system_error {
auto ec = std::error_code(error_code, std::generic_category());
return std::system_error(ec, vformat(fmt, args));
}
namespace detail {
template <typename F> inline bool operator==(basic_fp<F> x, basic_fp<F> y) {
template <typename F>
inline auto operator==(basic_fp<F> x, basic_fp<F> y) -> bool {
return x.f == y.f && x.e == y.e;
}
// Compilers should be able to optimize this into the ror instruction.
FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept {
FMT_CONSTEXPR inline auto rotr(uint32_t n, uint32_t r) noexcept -> uint32_t {
r &= 31;
return (n >> r) | (n << (32 - r));
}
FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept {
FMT_CONSTEXPR inline auto rotr(uint64_t n, uint32_t r) noexcept -> uint64_t {
r &= 63;
return (n >> r) | (n << (64 - r));
}
@ -170,14 +171,14 @@ FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept {
namespace dragonbox {
// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a
// 64-bit unsigned integer.
inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept {
inline auto umul96_upper64(uint32_t x, uint64_t y) noexcept -> uint64_t {
return umul128_upper64(static_cast<uint64_t>(x) << 32, y);
}
// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a
// 128-bit unsigned integer.
inline uint128_fallback umul192_lower128(uint64_t x,
uint128_fallback y) noexcept {
inline auto umul192_lower128(uint64_t x, uint128_fallback y) noexcept
-> uint128_fallback {
uint64_t high = x * y.high();
uint128_fallback high_low = umul128(x, y.low());
return {high + high_low.high(), high_low.low()};
@ -185,12 +186,12 @@ inline uint128_fallback umul192_lower128(uint64_t x,
// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a
// 64-bit unsigned integer.
inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept {
inline auto umul96_lower64(uint32_t x, uint64_t y) noexcept -> uint64_t {
return x * y;
}
// Various fast log computations.
inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept {
inline auto floor_log10_pow2_minus_log10_4_over_3(int e) noexcept -> int {
FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent");
return (e * 631305 - 261663) >> 21;
}
@ -204,7 +205,7 @@ FMT_INLINE_VARIABLE constexpr struct {
// divisible by pow(10, N).
// Precondition: n <= pow(10, N + 1).
template <int N>
bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept {
auto check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept -> bool {
// The numbers below are chosen such that:
// 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100,
// 2. nm mod 2^k < m if and only if n is divisible by d,
@ -229,7 +230,7 @@ bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept {
// Computes floor(n / pow(10, N)) for small n and N.
// Precondition: n <= pow(10, N + 1).
template <int N> uint32_t small_division_by_pow10(uint32_t n) noexcept {
template <int N> auto small_division_by_pow10(uint32_t n) noexcept -> uint32_t {
constexpr auto info = div_small_pow10_infos[N - 1];
FMT_ASSERT(n <= info.divisor * 10, "n is too large");
constexpr uint32_t magic_number =
@ -238,12 +239,12 @@ template <int N> uint32_t small_division_by_pow10(uint32_t n) noexcept {
}
// Computes floor(n / 10^(kappa + 1)) (float)
inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept {
inline auto divide_by_10_to_kappa_plus_1(uint32_t n) noexcept -> uint32_t {
// 1374389535 = ceil(2^37/100)
return static_cast<uint32_t>((static_cast<uint64_t>(n) * 1374389535) >> 37);
}
// Computes floor(n / 10^(kappa + 1)) (double)
inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept {
inline auto divide_by_10_to_kappa_plus_1(uint64_t n) noexcept -> uint64_t {
// 2361183241434822607 = ceil(2^(64+7)/1000)
return umul128_upper64(n, 2361183241434822607ull) >> 7;
}
@ -255,7 +256,7 @@ template <> struct cache_accessor<float> {
using carrier_uint = float_info<float>::carrier_uint;
using cache_entry_type = uint64_t;
static uint64_t get_cached_power(int k) noexcept {
static auto get_cached_power(int k) noexcept -> uint64_t {
FMT_ASSERT(k >= float_info<float>::min_k && k <= float_info<float>::max_k,
"k is out of range");
static constexpr const uint64_t pow10_significands[] = {
@ -297,20 +298,23 @@ template <> struct cache_accessor<float> {
bool is_integer;
};
static compute_mul_result compute_mul(
carrier_uint u, const cache_entry_type& cache) noexcept {
static auto compute_mul(carrier_uint u,
const cache_entry_type& cache) noexcept
-> compute_mul_result {
auto r = umul96_upper64(u, cache);
return {static_cast<carrier_uint>(r >> 32),
static_cast<carrier_uint>(r) == 0};
}
static uint32_t compute_delta(const cache_entry_type& cache,
int beta) noexcept {
static auto compute_delta(const cache_entry_type& cache, int beta) noexcept
-> uint32_t {
return static_cast<uint32_t>(cache >> (64 - 1 - beta));
}
static compute_mul_parity_result compute_mul_parity(
carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept {
static auto compute_mul_parity(carrier_uint two_f,
const cache_entry_type& cache,
int beta) noexcept
-> compute_mul_parity_result {
FMT_ASSERT(beta >= 1, "");
FMT_ASSERT(beta < 64, "");
@ -319,22 +323,22 @@ template <> struct cache_accessor<float> {
static_cast<uint32_t>(r >> (32 - beta)) == 0};
}
static carrier_uint compute_left_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_left_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return static_cast<carrier_uint>(
(cache - (cache >> (num_significand_bits<float>() + 2))) >>
(64 - num_significand_bits<float>() - 1 - beta));
}
static carrier_uint compute_right_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_right_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return static_cast<carrier_uint>(
(cache + (cache >> (num_significand_bits<float>() + 1))) >>
(64 - num_significand_bits<float>() - 1 - beta));
}
static carrier_uint compute_round_up_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_round_up_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return (static_cast<carrier_uint>(
cache >> (64 - num_significand_bits<float>() - 2 - beta)) +
1) /
@ -346,7 +350,7 @@ template <> struct cache_accessor<double> {
using carrier_uint = float_info<double>::carrier_uint;
using cache_entry_type = uint128_fallback;
static uint128_fallback get_cached_power(int k) noexcept {
static auto get_cached_power(int k) noexcept -> uint128_fallback {
FMT_ASSERT(k >= float_info<double>::min_k && k <= float_info<double>::max_k,
"k is out of range");
@ -985,8 +989,7 @@ template <> struct cache_accessor<double> {
{0xe0accfa875af45a7, 0x93eb1b80a33b8606},
{0x8c6c01c9498d8b88, 0xbc72f130660533c4},
{0xaf87023b9bf0ee6a, 0xeb8fad7c7f8680b5},
{ 0xdb68c2ca82ed2a05,
0xa67398db9f6820e2 }
{0xdb68c2ca82ed2a05, 0xa67398db9f6820e2},
#else
{0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b},
{0xce5d73ff402d98e3, 0xfb0a3d212dc81290},
@ -1071,19 +1074,22 @@ template <> struct cache_accessor<double> {
bool is_integer;
};
static compute_mul_result compute_mul(
carrier_uint u, const cache_entry_type& cache) noexcept {
static auto compute_mul(carrier_uint u,
const cache_entry_type& cache) noexcept
-> compute_mul_result {
auto r = umul192_upper128(u, cache);
return {r.high(), r.low() == 0};
}
static uint32_t compute_delta(cache_entry_type const& cache,
int beta) noexcept {
static auto compute_delta(cache_entry_type const& cache, int beta) noexcept
-> uint32_t {
return static_cast<uint32_t>(cache.high() >> (64 - 1 - beta));
}
static compute_mul_parity_result compute_mul_parity(
carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept {
static auto compute_mul_parity(carrier_uint two_f,
const cache_entry_type& cache,
int beta) noexcept
-> compute_mul_parity_result {
FMT_ASSERT(beta >= 1, "");
FMT_ASSERT(beta < 64, "");
@ -1092,35 +1098,35 @@ template <> struct cache_accessor<double> {
((r.high() << beta) | (r.low() >> (64 - beta))) == 0};
}
static carrier_uint compute_left_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_left_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return (cache.high() -
(cache.high() >> (num_significand_bits<double>() + 2))) >>
(64 - num_significand_bits<double>() - 1 - beta);
}
static carrier_uint compute_right_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_right_endpoint_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return (cache.high() +
(cache.high() >> (num_significand_bits<double>() + 1))) >>
(64 - num_significand_bits<double>() - 1 - beta);
}
static carrier_uint compute_round_up_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept {
static auto compute_round_up_for_shorter_interval_case(
const cache_entry_type& cache, int beta) noexcept -> carrier_uint {
return ((cache.high() >> (64 - num_significand_bits<double>() - 2 - beta)) +
1) /
2;
}
};
FMT_FUNC uint128_fallback get_cached_power(int k) noexcept {
FMT_FUNC auto get_cached_power(int k) noexcept -> uint128_fallback {
return cache_accessor<double>::get_cached_power(k);
}
// Various integer checks
template <typename T>
bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept {
auto is_left_endpoint_integer_shorter_interval(int exponent) noexcept -> bool {
const int case_shorter_interval_left_endpoint_lower_threshold = 2;
const int case_shorter_interval_left_endpoint_upper_threshold = 3;
return exponent >= case_shorter_interval_left_endpoint_lower_threshold &&
@ -1128,16 +1134,12 @@ bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept {
}
// Remove trailing zeros from n and return the number of zeros removed (float)
FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept {
FMT_INLINE int remove_trailing_zeros(uint32_t& n, int s = 0) noexcept {
FMT_ASSERT(n != 0, "");
// Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1.
// See https://github.com/fmtlib/fmt/issues/3163 for more details.
const uint32_t mod_inv_5 = 0xcccccccd;
// Casts are needed to workaround a bug in MSVC 19.22 and older.
const uint32_t mod_inv_25 =
static_cast<uint32_t>(uint64_t(mod_inv_5) * mod_inv_5);
constexpr uint32_t mod_inv_5 = 0xcccccccd;
constexpr uint32_t mod_inv_25 = 0xc28f5c29; // = mod_inv_5 * mod_inv_5
int s = 0;
while (true) {
auto q = rotr(n * mod_inv_25, 2);
if (q > max_value<uint32_t>() / 100) break;
@ -1162,32 +1164,17 @@ FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept {
// Is n is divisible by 10^8?
if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) {
// If yes, work with the quotient.
// If yes, work with the quotient...
auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64));
const uint32_t mod_inv_5 = 0xcccccccd;
const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5;
int s = 8;
while (true) {
auto q = rotr(n32 * mod_inv_25, 2);
if (q > max_value<uint32_t>() / 100) break;
n32 = q;
s += 2;
}
auto q = rotr(n32 * mod_inv_5, 1);
if (q <= max_value<uint32_t>() / 10) {
n32 = q;
s |= 1;
}
// ... and use the 32 bit variant of the function
int s = remove_trailing_zeros(n32, 8);
n = n32;
return s;
}
// If n is not divisible by 10^8, work with n itself.
const uint64_t mod_inv_5 = 0xcccccccccccccccd;
const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5;
constexpr uint64_t mod_inv_5 = 0xcccccccccccccccd;
constexpr uint64_t mod_inv_25 = 0x8f5c28f5c28f5c29; // mod_inv_5 * mod_inv_5
int s = 0;
while (true) {
@ -1253,7 +1240,7 @@ FMT_INLINE decimal_fp<T> shorter_interval_case(int exponent) noexcept {
return ret_value;
}
template <typename T> decimal_fp<T> to_decimal(T x) noexcept {
template <typename T> auto to_decimal(T x) noexcept -> decimal_fp<T> {
// Step 1: integer promotion & Schubfach multiplier calculation.
using carrier_uint = typename float_info<T>::carrier_uint;
@ -1392,15 +1379,15 @@ template <> struct formatter<detail::bigint> {
for (auto i = n.bigits_.size(); i > 0; --i) {
auto value = n.bigits_[i - 1u];
if (first) {
out = format_to(out, FMT_STRING("{:x}"), value);
out = fmt::format_to(out, FMT_STRING("{:x}"), value);
first = false;
continue;
}
out = format_to(out, FMT_STRING("{:08x}"), value);
out = fmt::format_to(out, FMT_STRING("{:08x}"), value);
}
if (n.exp_ > 0)
out = format_to(out, FMT_STRING("p{}"),
n.exp_ * detail::bigint::bigit_bits);
out = fmt::format_to(out, FMT_STRING("p{}"),
n.exp_ * detail::bigint::bigit_bits);
return out;
}
};
@ -1436,7 +1423,7 @@ FMT_FUNC void report_system_error(int error_code,
report_error(format_system_error, error_code, message);
}
FMT_FUNC std::string vformat(string_view fmt, format_args args) {
FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string {
// Don't optimize the "{}" case to keep the binary size small and because it
// can be better optimized in fmt::format anyway.
auto buffer = memory_buffer();
@ -1445,33 +1432,43 @@ FMT_FUNC std::string vformat(string_view fmt, format_args args) {
}
namespace detail {
#ifndef _WIN32
FMT_FUNC bool write_console(std::FILE*, string_view) { return false; }
#if !defined(_WIN32) || defined(FMT_WINDOWS_NO_WCHAR)
FMT_FUNC auto write_console(int, string_view) -> bool { return false; }
FMT_FUNC auto write_console(std::FILE*, string_view) -> bool { return false; }
#else
using dword = conditional_t<sizeof(long) == 4, unsigned long, unsigned>;
extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( //
void*, const void*, dword, dword*, void*);
FMT_FUNC bool write_console(std::FILE* f, string_view text) {
auto fd = _fileno(f);
if (!_isatty(fd)) return false;
FMT_FUNC bool write_console(int fd, string_view text) {
auto u16 = utf8_to_utf16(text);
auto written = dword();
return WriteConsoleW(reinterpret_cast<void*>(_get_osfhandle(fd)), u16.c_str(),
static_cast<uint32_t>(u16.size()), &written, nullptr);
static_cast<dword>(u16.size()), nullptr, nullptr) != 0;
}
FMT_FUNC auto write_console(std::FILE* f, string_view text) -> bool {
return write_console(_fileno(f), text);
}
#endif
#ifdef _WIN32
// Print assuming legacy (non-Unicode) encoding.
FMT_FUNC void vprint_mojibake(std::FILE* f, string_view fmt, format_args args) {
auto buffer = memory_buffer();
detail::vformat_to(buffer, fmt,
basic_format_args<buffer_context<char>>(args));
fwrite_fully(buffer.data(), 1, buffer.size(), f);
detail::vformat_to(buffer, fmt, args);
fwrite_fully(buffer.data(), buffer.size(), f);
}
#endif
FMT_FUNC void print(std::FILE* f, string_view text) {
if (!write_console(f, text)) fwrite_fully(text.data(), 1, text.size(), f);
#ifdef _WIN32
int fd = _fileno(f);
if (_isatty(fd)) {
std::fflush(f);
if (write_console(fd, text)) return;
}
#endif
fwrite_fully(text.data(), text.size(), f);
}
} // namespace detail

1048
source/extern/fmt/format.h vendored
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110
source/extern/fmt/ostream.h vendored
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@ -10,19 +10,50 @@
#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>
#ifdef _WIN32
# ifdef __GLIBCXX__
# include <ext/stdio_filebuf.h>
# include <ext/stdio_sync_filebuf.h>
# endif
# include <io.h>
#endif
#include "format.h"
FMT_BEGIN_NAMESPACE
namespace detail {
template <typename Streambuf> class formatbuf : public Streambuf {
private:
using char_type = typename Streambuf::char_type;
using streamsize = decltype(std::declval<Streambuf>().sputn(nullptr, 0));
using int_type = typename Streambuf::int_type;
using traits_type = typename Streambuf::traits_type;
buffer<char_type>& buffer_;
public:
explicit formatbuf(buffer<char_type>& buf) : buffer_(buf) {}
protected:
// The put area is always empty. This makes the implementation simpler and has
// the advantage that the streambuf and the buffer are always in sync and
// sputc never writes into uninitialized memory. A disadvantage is that each
// call to sputc always results in a (virtual) call to overflow. There is no
// disadvantage here for sputn since this always results in a call to xsputn.
auto overflow(int_type ch) -> int_type override {
if (!traits_type::eq_int_type(ch, traits_type::eof()))
buffer_.push_back(static_cast<char_type>(ch));
return ch;
}
auto xsputn(const char_type* s, streamsize count) -> streamsize override {
buffer_.append(s, s + count);
return count;
}
};
// Generate a unique explicit instantion in every translation unit using a tag
// type in an anonymous namespace.
namespace {
@ -37,36 +68,40 @@ class file_access {
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) {
inline auto write_ostream_unicode(std::ostream& os, fmt::string_view data)
-> bool {
FILE* f = nullptr;
#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();
f = get_file(*buf);
else
return false;
#elif defined(_WIN32) && defined(__GLIBCXX__)
auto* rdbuf = os.rdbuf();
if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf))
f = sfbuf->file();
else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf))
f = 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);
ignore_unused(os, data, f);
#endif
#ifdef _WIN32
if (f) {
int fd = _fileno(f);
if (_isatty(fd)) {
os.flush();
return write_console(fd, data);
}
}
#endif
return false;
}
inline bool write_ostream_unicode(std::wostream&,
fmt::basic_string_view<wchar_t>) {
inline auto write_ostream_unicode(std::wostream&,
fmt::basic_string_view<wchar_t>) -> bool {
return false;
}
@ -87,18 +122,19 @@ void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) {
}
template <typename Char, typename T>
void format_value(buffer<Char>& buf, const T& value,
locale_ref loc = locale_ref()) {
void format_value(buffer<Char>& buf, const T& value) {
auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf);
auto&& output = std::basic_ostream<Char>(&format_buf);
#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR)
if (loc) output.imbue(loc.get<std::locale>());
output.imbue(std::locale::classic()); // The default is always unlocalized.
#endif
output << value;
output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
}
template <typename T> struct streamed_view { const T& value; };
template <typename T> struct streamed_view {
const T& value;
};
} // namespace detail
@ -111,7 +147,7 @@ struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> {
auto format(const T& value, basic_format_context<OutputIt, Char>& ctx) const
-> OutputIt {
auto buffer = basic_memory_buffer<Char>();
detail::format_value(buffer, value, ctx.locale());
detail::format_value(buffer, value);
return formatter<basic_string_view<Char>, Char>::format(
{buffer.data(), buffer.size()}, ctx);
}
@ -140,7 +176,7 @@ struct formatter<detail::streamed_view<T>, Char>
\endrst
*/
template <typename T>
auto streamed(const T& value) -> detail::streamed_view<T> {
constexpr auto streamed(const T& value) -> detail::streamed_view<T> {
return {value};
}
@ -155,7 +191,7 @@ inline void vprint_directly(std::ostream& os, string_view format_str,
} // 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) {
@ -174,7 +210,7 @@ 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) {
const auto& vargs = fmt::make_format_args(args...);
if (detail::is_utf8())
@ -183,7 +219,7 @@ void print(std::ostream& os, format_string<T...> fmt, T&&... args) {
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,
@ -191,12 +227,12 @@ void print(std::wostream& os,
vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...));
}
FMT_MODULE_EXPORT template <typename... T>
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_MODULE_EXPORT
FMT_EXPORT
template <typename... Args>
void println(std::wostream& os,
basic_format_string<wchar_t, type_identity_t<Args>...> fmt,

266
source/extern/fmt/printf.h vendored
View File

@ -16,22 +16,22 @@
FMT_BEGIN_NAMESPACE
FMT_BEGIN_EXPORT
template <typename T> struct printf_formatter { printf_formatter() = delete; };
template <typename Char>
class basic_printf_parse_context : public basic_format_parse_context<Char> {
using basic_format_parse_context<Char>::basic_format_parse_context;
template <typename T> struct printf_formatter {
printf_formatter() = delete;
};
template <typename OutputIt, typename Char> class basic_printf_context {
template <typename Char> class basic_printf_context {
private:
OutputIt out_;
detail::buffer_appender<Char> out_;
basic_format_args<basic_printf_context> args_;
static_assert(std::is_same<Char, char>::value ||
std::is_same<Char, wchar_t>::value,
"Unsupported code unit type.");
public:
using char_type = Char;
using format_arg = basic_format_arg<basic_printf_context>;
using parse_context_type = basic_printf_parse_context<Char>;
using parse_context_type = basic_format_parse_context<Char>;
template <typename T> using formatter_type = printf_formatter<T>;
/**
@ -40,75 +40,77 @@ template <typename OutputIt, typename Char> class basic_printf_context {
stored in the context object so make sure they have appropriate lifetimes.
\endrst
*/
basic_printf_context(OutputIt out,
basic_printf_context(detail::buffer_appender<Char> out,
basic_format_args<basic_printf_context> args)
: out_(out), args_(args) {}
OutputIt out() { return out_; }
void advance_to(OutputIt it) { out_ = it; }
auto out() -> detail::buffer_appender<Char> { return out_; }
void advance_to(detail::buffer_appender<Char>) {}
detail::locale_ref locale() { return {}; }
auto locale() -> detail::locale_ref { return {}; }
format_arg arg(int id) const { return args_.get(id); }
auto arg(int id) const -> basic_format_arg<basic_printf_context> {
return args_.get(id);
}
FMT_CONSTEXPR void on_error(const char* message) {
detail::error_handler().on_error(message);
}
};
FMT_BEGIN_DETAIL_NAMESPACE
namespace detail {
// Checks if a value fits in int - used to avoid warnings about comparing
// signed and unsigned integers.
template <bool IsSigned> struct int_checker {
template <typename T> static bool fits_in_int(T value) {
template <typename T> static auto fits_in_int(T value) -> bool {
unsigned max = max_value<int>();
return value <= max;
}
static bool fits_in_int(bool) { return true; }
static auto fits_in_int(bool) -> bool { return true; }
};
template <> struct int_checker<true> {
template <typename T> static bool fits_in_int(T value) {
template <typename T> static auto fits_in_int(T value) -> bool {
return value >= (std::numeric_limits<int>::min)() &&
value <= max_value<int>();
}
static bool fits_in_int(int) { return true; }
static auto fits_in_int(int) -> bool { return true; }
};
class printf_precision_handler {
public:
struct printf_precision_handler {
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
int operator()(T value) {
auto operator()(T value) -> int {
if (!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value))
throw_format_error("number is too big");
return (std::max)(static_cast<int>(value), 0);
}
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
int operator()(T) {
auto operator()(T) -> int {
throw_format_error("precision is not integer");
return 0;
}
};
// An argument visitor that returns true iff arg is a zero integer.
class is_zero_int {
public:
struct is_zero_int {
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
bool operator()(T value) {
auto operator()(T value) -> bool {
return value == 0;
}
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
bool operator()(T) {
auto operator()(T) -> bool {
return false;
}
};
template <typename T> struct make_unsigned_or_bool : std::make_unsigned<T> {};
template <> struct make_unsigned_or_bool<bool> { using type = bool; };
template <> struct make_unsigned_or_bool<bool> {
using type = bool;
};
template <typename T, typename Context> class arg_converter {
private:
@ -132,22 +134,23 @@ template <typename T, typename Context> class arg_converter {
if (const_check(sizeof(target_type) <= sizeof(int))) {
// Extra casts are used to silence warnings.
if (is_signed) {
arg_ = detail::make_arg<Context>(
static_cast<int>(static_cast<target_type>(value)));
auto n = static_cast<int>(static_cast<target_type>(value));
arg_ = detail::make_arg<Context>(n);
} else {
using unsigned_type = typename make_unsigned_or_bool<target_type>::type;
arg_ = detail::make_arg<Context>(
static_cast<unsigned>(static_cast<unsigned_type>(value)));
auto n = static_cast<unsigned>(static_cast<unsigned_type>(value));
arg_ = detail::make_arg<Context>(n);
}
} else {
if (is_signed) {
// glibc's printf doesn't sign extend arguments of smaller types:
// std::printf("%lld", -42); // prints "4294967254"
// but we don't have to do the same because it's a UB.
arg_ = detail::make_arg<Context>(static_cast<long long>(value));
auto n = static_cast<long long>(value);
arg_ = detail::make_arg<Context>(n);
} else {
arg_ = detail::make_arg<Context>(
static_cast<typename make_unsigned_or_bool<U>::type>(value));
auto n = static_cast<typename make_unsigned_or_bool<U>::type>(value);
arg_ = detail::make_arg<Context>(n);
}
}
}
@ -175,8 +178,8 @@ template <typename Context> class char_converter {
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
void operator()(T value) {
arg_ = detail::make_arg<Context>(
static_cast<typename Context::char_type>(value));
auto c = static_cast<typename Context::char_type>(value);
arg_ = detail::make_arg<Context>(c);
}
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
@ -186,8 +189,8 @@ template <typename Context> class char_converter {
// An argument visitor that return a pointer to a C string if argument is a
// string or null otherwise.
template <typename Char> struct get_cstring {
template <typename T> const Char* operator()(T) { return nullptr; }
const Char* operator()(const Char* s) { return s; }
template <typename T> auto operator()(T) -> const Char* { return nullptr; }
auto operator()(const Char* s) -> const Char* { return s; }
};
// Checks if an argument is a valid printf width specifier and sets
@ -200,7 +203,7 @@ template <typename Char> class printf_width_handler {
explicit printf_width_handler(format_specs<Char>& specs) : specs_(specs) {}
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
unsigned operator()(T value) {
auto operator()(T value) -> unsigned {
auto width = static_cast<uint32_or_64_or_128_t<T>>(value);
if (detail::is_negative(value)) {
specs_.align = align::left;
@ -212,7 +215,7 @@ template <typename Char> class printf_width_handler {
}
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
unsigned operator()(T) {
auto operator()(T) -> unsigned {
throw_format_error("width is not integer");
return 0;
}
@ -227,80 +230,85 @@ auto make_arg_formatter(buffer_appender<Char> iter, format_specs<Char>& s)
}
// The ``printf`` argument formatter.
template <typename OutputIt, typename Char>
template <typename Char>
class printf_arg_formatter : public arg_formatter<Char> {
private:
using base = arg_formatter<Char>;
using context_type = basic_printf_context<OutputIt, Char>;
using context_type = basic_printf_context<Char>;
context_type& context_;
OutputIt write_null_pointer(bool is_string = false) {
void write_null_pointer(bool is_string = false) {
auto s = this->specs;
s.type = presentation_type::none;
return write_bytes(this->out, is_string ? "(null)" : "(nil)", s);
write_bytes(this->out, is_string ? "(null)" : "(nil)", s);
}
public:
printf_arg_formatter(OutputIt iter, format_specs<Char>& s, context_type& ctx)
printf_arg_formatter(buffer_appender<Char> iter, format_specs<Char>& s,
context_type& ctx)
: base(make_arg_formatter(iter, s)), context_(ctx) {}
OutputIt operator()(monostate value) { return base::operator()(value); }
void operator()(monostate value) { base::operator()(value); }
template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)>
OutputIt operator()(T value) {
void operator()(T value) {
// MSVC2013 fails to compile separate overloads for bool and Char so use
// std::is_same instead.
if (std::is_same<T, Char>::value) {
format_specs<Char> fmt_specs = this->specs;
if (fmt_specs.type != presentation_type::none &&
fmt_specs.type != presentation_type::chr) {
return (*this)(static_cast<int>(value));
}
fmt_specs.sign = sign::none;
fmt_specs.alt = false;
fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types.
// align::numeric needs to be overwritten here since the '0' flag is
// ignored for non-numeric types
if (fmt_specs.align == align::none || fmt_specs.align == align::numeric)
fmt_specs.align = align::right;
return write<Char>(this->out, static_cast<Char>(value), fmt_specs);
if (!std::is_same<T, Char>::value) {
base::operator()(value);
return;
}
return base::operator()(value);
format_specs<Char> fmt_specs = this->specs;
if (fmt_specs.type != presentation_type::none &&
fmt_specs.type != presentation_type::chr) {
return (*this)(static_cast<int>(value));
}
fmt_specs.sign = sign::none;
fmt_specs.alt = false;
fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types.
// align::numeric needs to be overwritten here since the '0' flag is
// ignored for non-numeric types
if (fmt_specs.align == align::none || fmt_specs.align == align::numeric)
fmt_specs.align = align::right;
write<Char>(this->out, static_cast<Char>(value), fmt_specs);
}
template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)>
OutputIt operator()(T value) {
return base::operator()(value);
void operator()(T value) {
base::operator()(value);
}
/** Formats a null-terminated C string. */
OutputIt operator()(const char* value) {
if (value) return base::operator()(value);
return write_null_pointer(this->specs.type != presentation_type::pointer);
void operator()(const char* value) {
if (value)
base::operator()(value);
else
write_null_pointer(this->specs.type != presentation_type::pointer);
}
/** Formats a null-terminated wide C string. */
OutputIt operator()(const wchar_t* value) {
if (value) return base::operator()(value);
return write_null_pointer(this->specs.type != presentation_type::pointer);
void operator()(const wchar_t* value) {
if (value)
base::operator()(value);
else
write_null_pointer(this->specs.type != presentation_type::pointer);
}
OutputIt operator()(basic_string_view<Char> value) {
return base::operator()(value);
}
void operator()(basic_string_view<Char> value) { base::operator()(value); }
/** Formats a pointer. */
OutputIt operator()(const void* value) {
return value ? base::operator()(value) : write_null_pointer();
void operator()(const void* value) {
if (value)
base::operator()(value);
else
write_null_pointer();
}
/** Formats an argument of a custom (user-defined) type. */
OutputIt operator()(typename basic_format_arg<context_type>::handle handle) {
auto parse_ctx =
basic_printf_parse_context<Char>(basic_string_view<Char>());
void operator()(typename basic_format_arg<context_type>::handle handle) {
auto parse_ctx = basic_format_parse_context<Char>({});
handle.format(parse_ctx, context_);
return this->out;
}
};
@ -318,9 +326,7 @@ void parse_flags(format_specs<Char>& specs, const Char*& it, const Char* end) {
specs.fill[0] = '0';
break;
case ' ':
if (specs.sign != sign::plus) {
specs.sign = sign::space;
}
if (specs.sign != sign::plus) specs.sign = sign::space;
break;
case '#':
specs.alt = true;
@ -332,8 +338,8 @@ void parse_flags(format_specs<Char>& specs, const Char*& it, const Char* end) {
}
template <typename Char, typename GetArg>
int parse_header(const Char*& it, const Char* end, format_specs<Char>& specs,
GetArg get_arg) {
auto parse_header(const Char*& it, const Char* end, format_specs<Char>& specs,
GetArg get_arg) -> int {
int arg_index = -1;
Char c = *it;
if (c >= '0' && c <= '9') {
@ -414,8 +420,8 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
basic_format_args<Context> args) {
using iterator = buffer_appender<Char>;
auto out = iterator(buf);
auto context = basic_printf_context<iterator, Char>(out, args);
auto parse_ctx = basic_printf_parse_context<Char>(format);
auto context = basic_printf_context<Char>(out, args);
auto parse_ctx = basic_format_parse_context<Char>(format);
// Returns the argument with specified index or, if arg_index is -1, the next
// argument.
@ -437,12 +443,11 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
}
Char c = *it++;
if (it != end && *it == c) {
out = write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
start = ++it;
continue;
}
out =
write(out, basic_string_view<Char>(start, to_unsigned(it - 1 - start)));
write(out, basic_string_view<Char>(start, to_unsigned(it - 1 - start)));
auto specs = format_specs<Char>();
specs.align = align::right;
@ -469,16 +474,17 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
auto arg = get_arg(arg_index);
// For d, i, o, u, x, and X conversion specifiers, if a precision is
// specified, the '0' flag is ignored
if (specs.precision >= 0 && arg.is_integral())
specs.fill[0] =
' '; // Ignore '0' flag for non-numeric types or if '-' present.
if (specs.precision >= 0 && arg.is_integral()) {
// Ignore '0' for non-numeric types or if '-' present.
specs.fill[0] = ' ';
}
if (specs.precision >= 0 && arg.type() == type::cstring_type) {
auto str = visit_format_arg(get_cstring<Char>(), arg);
auto str_end = str + specs.precision;
auto nul = std::find(str, str_end, Char());
arg = make_arg<basic_printf_context<iterator, Char>>(
basic_string_view<Char>(
str, to_unsigned(nul != str_end ? nul - str : specs.precision)));
auto sv = basic_string_view<Char>(
str, to_unsigned(nul != str_end ? nul - str : specs.precision));
arg = make_arg<basic_printf_context<Char>>(sv);
}
if (specs.alt && visit_format_arg(is_zero_int(), arg)) specs.alt = false;
if (specs.fill[0] == '0') {
@ -540,8 +546,7 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
type = 'd';
break;
case 'c':
visit_format_arg(
char_converter<basic_printf_context<iterator, Char>>(arg), arg);
visit_format_arg(char_converter<basic_printf_context<Char>>(arg), arg);
break;
}
}
@ -552,19 +557,14 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
start = it;
// Format argument.
out = visit_format_arg(
printf_arg_formatter<iterator, Char>(out, specs, context), arg);
visit_format_arg(printf_arg_formatter<Char>(out, specs, context), arg);
}
write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
}
FMT_END_DETAIL_NAMESPACE
} // namespace detail
template <typename Char>
using basic_printf_context_t =
basic_printf_context<detail::buffer_appender<Char>, Char>;
using printf_context = basic_printf_context_t<char>;
using wprintf_context = basic_printf_context_t<wchar_t>;
using printf_context = basic_printf_context<char>;
using wprintf_context = basic_printf_context<wchar_t>;
using printf_args = basic_format_args<printf_context>;
using wprintf_args = basic_format_args<wprintf_context>;
@ -581,25 +581,20 @@ inline auto make_printf_args(const T&... args)
return {args...};
}
/**
\rst
Constructs an `~fmt::format_arg_store` object that contains references to
arguments and can be implicitly converted to `~fmt::wprintf_args`.
\endrst
*/
// DEPRECATED!
template <typename... T>
inline auto make_wprintf_args(const T&... args)
-> format_arg_store<wprintf_context, T...> {
return {args...};
}
template <typename S, typename Char = char_t<S>>
template <typename Char>
inline auto vsprintf(
const S& fmt,
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
basic_string_view<Char> fmt,
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
-> std::basic_string<Char> {
auto buf = basic_memory_buffer<Char>();
detail::vprintf(buf, detail::to_string_view(fmt), args);
detail::vprintf(buf, fmt, args);
return to_string(buf);
}
@ -615,18 +610,17 @@ inline auto vsprintf(
template <typename S, typename... T,
typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>>
inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string<Char> {
using context = basic_printf_context_t<Char>;
return vsprintf(detail::to_string_view(fmt),
fmt::make_format_args<context>(args...));
fmt::make_format_args<basic_printf_context<Char>>(args...));
}
template <typename S, typename Char = char_t<S>>
template <typename Char>
inline auto vfprintf(
std::FILE* f, const S& fmt,
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
std::FILE* f, basic_string_view<Char> fmt,
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
-> int {
auto buf = basic_memory_buffer<Char>();
detail::vprintf(buf, detail::to_string_view(fmt), args);
detail::vprintf(buf, fmt, args);
size_t size = buf.size();
return std::fwrite(buf.data(), sizeof(Char), size, f) < size
? -1
@ -644,17 +638,16 @@ inline auto vfprintf(
*/
template <typename S, typename... T, typename Char = char_t<S>>
inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int {
using context = basic_printf_context_t<Char>;
return vfprintf(f, detail::to_string_view(fmt),
fmt::make_format_args<context>(args...));
fmt::make_format_args<basic_printf_context<Char>>(args...));
}
template <typename S, typename Char = char_t<S>>
inline auto vprintf(
const S& fmt,
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
template <typename Char>
FMT_DEPRECATED inline auto vprintf(
basic_string_view<Char> fmt,
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
-> int {
return vfprintf(stdout, detail::to_string_view(fmt), args);
return vfprintf(stdout, fmt, args);
}
/**
@ -666,11 +659,14 @@ inline auto vprintf(
fmt::printf("Elapsed time: %.2f seconds", 1.23);
\endrst
*/
template <typename S, typename... T, FMT_ENABLE_IF(detail::is_string<S>::value)>
inline auto printf(const S& fmt, const T&... args) -> int {
return vprintf(
detail::to_string_view(fmt),
fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...));
template <typename... T>
inline auto printf(string_view fmt, const T&... args) -> int {
return vfprintf(stdout, fmt, make_printf_args(args...));
}
template <typename... T>
FMT_DEPRECATED inline auto printf(basic_string_view<wchar_t> fmt,
const T&... args) -> int {
return vfprintf(stdout, fmt, make_wprintf_args(args...));
}
FMT_END_EXPORT

40
source/extern/fmt/ranges.h vendored
View File

@ -1,13 +1,9 @@
// Formatting library for C++ - experimental range support
// Formatting library for C++ - range and tuple support
//
// Copyright (c) 2012 - present, Victor Zverovich
// Copyright (c) 2012 - present, Victor Zverovich and {fmt} contributors
// All rights reserved.
//
// For the license information refer to format.h.
//
// Copyright (c) 2018 - present, Remotion (Igor Schulz)
// All Rights Reserved
// {fmt} support for ranges, containers and types tuple interface.
#ifndef FMT_RANGES_H_
#define FMT_RANGES_H_
@ -187,7 +183,7 @@ template <size_t N> using make_index_sequence = std::make_index_sequence<N>;
template <typename T, T... N> struct integer_sequence {
using value_type = T;
static FMT_CONSTEXPR size_t size() { return sizeof...(N); }
static FMT_CONSTEXPR auto size() -> size_t { return sizeof...(N); }
};
template <size_t... N> using index_sequence = integer_sequence<size_t, N...>;
@ -211,15 +207,15 @@ class is_tuple_formattable_ {
};
template <typename T, typename C> class is_tuple_formattable_<T, C, true> {
template <std::size_t... Is>
static std::true_type check2(index_sequence<Is...>,
integer_sequence<bool, (Is == Is)...>);
static std::false_type check2(...);
static auto check2(index_sequence<Is...>,
integer_sequence<bool, (Is == Is)...>) -> std::true_type;
static auto check2(...) -> std::false_type;
template <std::size_t... Is>
static decltype(check2(
static auto check(index_sequence<Is...>) -> decltype(check2(
index_sequence<Is...>{},
integer_sequence<
bool, (is_formattable<typename std::tuple_element<Is, T>::type,
C>::value)...>{})) check(index_sequence<Is...>);
integer_sequence<bool,
(is_formattable<typename std::tuple_element<Is, T>::type,
C>::value)...>{}));
public:
static constexpr const bool value =
@ -421,6 +417,12 @@ struct is_formattable_delayed
#endif
} // namespace detail
template <typename...> struct conjunction : std::true_type {};
template <typename P> struct conjunction<P> : P {};
template <typename P1, typename... Pn>
struct conjunction<P1, Pn...>
: conditional_t<bool(P1::value), conjunction<Pn...>, P1> {};
template <typename T, typename Char, typename Enable = void>
struct range_formatter;
@ -486,7 +488,8 @@ struct range_formatter<
for (; it != end; ++it) {
if (i > 0) out = detail::copy_str<Char>(separator_, out);
ctx.advance_to(out);
out = underlying_.format(mapper.map(*it), ctx);
auto&& item = *it;
out = underlying_.format(mapper.map(item), ctx);
++i;
}
out = detail::copy_str<Char>(closing_bracket_, out);
@ -668,8 +671,11 @@ template <typename Container> struct all {
} // namespace detail
template <typename T, typename Char>
struct formatter<T, Char,
enable_if_t<detail::is_container_adaptor_like<T>::value>>
struct formatter<
T, Char,
enable_if_t<conjunction<detail::is_container_adaptor_like<T>,
bool_constant<range_format_kind<T, Char>::value ==
range_format::disabled>>::value>>
: formatter<detail::all<typename T::container_type>, Char> {
using all = detail::all<typename T::container_type>;
template <typename FormatContext>

314
source/extern/fmt/std.h vendored
View File

@ -8,6 +8,8 @@
#ifndef FMT_STD_H_
#define FMT_STD_H_
#include <atomic>
#include <bitset>
#include <cstdlib>
#include <exception>
#include <memory>
@ -15,7 +17,9 @@
#include <type_traits>
#include <typeinfo>
#include <utility>
#include <vector>
#include "format.h"
#include "ostream.h"
#if FMT_HAS_INCLUDE(<version>)
@ -34,6 +38,10 @@
# endif
#endif
#if FMT_CPLUSPLUS > 201703L && FMT_HAS_INCLUDE(<source_location>)
# include <source_location>
#endif
// GCC 4 does not support FMT_HAS_INCLUDE.
#if FMT_HAS_INCLUDE(<cxxabi.h>) || defined(__GLIBCXX__)
# include <cxxabi.h>
@ -44,67 +52,155 @@
# endif
#endif
#ifdef __cpp_lib_filesystem
// Check if typeid is available.
#ifndef FMT_USE_TYPEID
// __RTTI is for EDG compilers. In MSVC typeid is available without RTTI.
# if defined(__GXX_RTTI) || FMT_HAS_FEATURE(cxx_rtti) || FMT_MSC_VERSION || \
defined(__INTEL_RTTI__) || defined(__RTTI)
# define FMT_USE_TYPEID 1
# else
# define FMT_USE_TYPEID 0
# endif
#endif
// For older Xcode versions, __cpp_lib_xxx flags are inaccurately defined.
#ifndef FMT_CPP_LIB_FILESYSTEM
# ifdef __cpp_lib_filesystem
# define FMT_CPP_LIB_FILESYSTEM __cpp_lib_filesystem
# else
# define FMT_CPP_LIB_FILESYSTEM 0
# endif
#endif
#ifndef FMT_CPP_LIB_VARIANT
# ifdef __cpp_lib_variant
# define FMT_CPP_LIB_VARIANT __cpp_lib_variant
# else
# define FMT_CPP_LIB_VARIANT 0
# endif
#endif
#if FMT_CPP_LIB_FILESYSTEM
FMT_BEGIN_NAMESPACE
namespace detail {
template <typename Char>
template <typename Char, typename PathChar>
auto get_path_string(const std::filesystem::path& p,
const std::basic_string<PathChar>& native) {
if constexpr (std::is_same_v<Char, char> && std::is_same_v<PathChar, wchar_t>)
return to_utf8<wchar_t>(native, to_utf8_error_policy::replace);
else
return p.string<Char>();
}
template <typename Char, typename PathChar>
void write_escaped_path(basic_memory_buffer<Char>& quoted,
const std::filesystem::path& p) {
write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>());
}
# ifdef _WIN32
template <>
inline void write_escaped_path<char>(memory_buffer& quoted,
const std::filesystem::path& p) {
auto buf = basic_memory_buffer<wchar_t>();
write_escaped_string<wchar_t>(std::back_inserter(buf), p.native());
// Convert UTF-16 to UTF-8.
if (!unicode_to_utf8<wchar_t>::convert(quoted, {buf.data(), buf.size()}))
FMT_THROW(std::runtime_error("invalid utf16"));
}
# endif
template <>
inline void write_escaped_path<std::filesystem::path::value_type>(
basic_memory_buffer<std::filesystem::path::value_type>& quoted,
const std::filesystem::path& p) {
write_escaped_string<std::filesystem::path::value_type>(
std::back_inserter(quoted), p.native());
const std::filesystem::path& p,
const std::basic_string<PathChar>& native) {
if constexpr (std::is_same_v<Char, char> &&
std::is_same_v<PathChar, wchar_t>) {
auto buf = basic_memory_buffer<wchar_t>();
write_escaped_string<wchar_t>(std::back_inserter(buf), native);
bool valid = to_utf8<wchar_t>::convert(quoted, {buf.data(), buf.size()});
FMT_ASSERT(valid, "invalid utf16");
} else if constexpr (std::is_same_v<Char, PathChar>) {
write_escaped_string<std::filesystem::path::value_type>(
std::back_inserter(quoted), native);
} else {
write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>());
}
}
} // namespace detail
FMT_MODULE_EXPORT
template <typename Char>
struct formatter<std::filesystem::path, Char>
: formatter<basic_string_view<Char>> {
FMT_EXPORT
template <typename Char> struct formatter<std::filesystem::path, Char> {
private:
format_specs<Char> specs_;
detail::arg_ref<Char> width_ref_;
bool debug_ = false;
char path_type_ = 0;
public:
FMT_CONSTEXPR void set_debug_format(bool set = true) { debug_ = set; }
template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
auto out = formatter<basic_string_view<Char>>::parse(ctx);
this->set_debug_format(false);
return out;
auto it = ctx.begin(), end = ctx.end();
if (it == end) return it;
it = detail::parse_align(it, end, specs_);
if (it == end) return it;
it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx);
if (it != end && *it == '?') {
debug_ = true;
++it;
}
if (it != end && (*it == 'g')) path_type_ = *it++;
return it;
}
template <typename FormatContext>
auto format(const std::filesystem::path& p, FormatContext& ctx) const ->
typename FormatContext::iterator {
auto format(const std::filesystem::path& p, FormatContext& ctx) const {
auto specs = specs_;
# ifdef _WIN32
auto path_string = !path_type_ ? p.native() : p.generic_wstring();
# else
auto path_string = !path_type_ ? p.native() : p.generic_string();
# endif
detail::handle_dynamic_spec<detail::width_checker>(specs.width, width_ref_,
ctx);
if (!debug_) {
auto s = detail::get_path_string<Char>(p, path_string);
return detail::write(ctx.out(), basic_string_view<Char>(s), specs);
}
auto quoted = basic_memory_buffer<Char>();
detail::write_escaped_path(quoted, p);
return formatter<basic_string_view<Char>>::format(
basic_string_view<Char>(quoted.data(), quoted.size()), ctx);
detail::write_escaped_path(quoted, p, path_string);
return detail::write(ctx.out(),
basic_string_view<Char>(quoted.data(), quoted.size()),
specs);
}
};
FMT_END_NAMESPACE
#endif
#endif // FMT_CPP_LIB_FILESYSTEM
FMT_BEGIN_NAMESPACE
FMT_MODULE_EXPORT
FMT_EXPORT
template <std::size_t N, typename Char>
struct formatter<std::bitset<N>, Char> : nested_formatter<string_view> {
private:
// Functor because C++11 doesn't support generic lambdas.
struct writer {
const std::bitset<N>& bs;
template <typename OutputIt>
FMT_CONSTEXPR auto operator()(OutputIt out) -> OutputIt {
for (auto pos = N; pos > 0; --pos) {
out = detail::write<Char>(out, bs[pos - 1] ? Char('1') : Char('0'));
}
return out;
}
};
public:
template <typename FormatContext>
auto format(const std::bitset<N>& bs, FormatContext& ctx) const
-> decltype(ctx.out()) {
return write_padded(ctx, writer{bs});
}
};
FMT_EXPORT
template <typename Char>
struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> {};
FMT_END_NAMESPACE
#ifdef __cpp_lib_optional
FMT_BEGIN_NAMESPACE
FMT_MODULE_EXPORT
FMT_EXPORT
template <typename T, typename Char>
struct formatter<std::optional<T>, Char,
std::enable_if_t<is_formattable<T, Char>::value>> {
@ -132,7 +228,7 @@ struct formatter<std::optional<T>, Char,
}
template <typename FormatContext>
auto format(std::optional<T> const& opt, FormatContext& ctx) const
auto format(const std::optional<T>& opt, FormatContext& ctx) const
-> decltype(ctx.out()) {
if (!opt) return detail::write<Char>(ctx.out(), none);
@ -146,24 +242,33 @@ struct formatter<std::optional<T>, Char,
FMT_END_NAMESPACE
#endif // __cpp_lib_optional
#ifdef __cpp_lib_variant
#ifdef __cpp_lib_source_location
FMT_BEGIN_NAMESPACE
FMT_MODULE_EXPORT
template <typename Char> struct formatter<std::monostate, Char> {
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
FMT_EXPORT
template <> struct formatter<std::source_location> {
template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
return ctx.begin();
}
template <typename FormatContext>
auto format(const std::monostate&, FormatContext& ctx) const
auto format(const std::source_location& loc, FormatContext& ctx) const
-> decltype(ctx.out()) {
auto out = ctx.out();
out = detail::write<Char>(out, "monostate");
out = detail::write(out, loc.file_name());
out = detail::write(out, ':');
out = detail::write<char>(out, loc.line());
out = detail::write(out, ':');
out = detail::write<char>(out, loc.column());
out = detail::write(out, ": ");
out = detail::write(out, loc.function_name());
return out;
}
};
FMT_END_NAMESPACE
#endif
#if FMT_CPP_LIB_VARIANT
FMT_BEGIN_NAMESPACE
namespace detail {
template <typename T>
@ -197,6 +302,7 @@ auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt {
}
} // namespace detail
template <typename T> struct is_variant_like {
static constexpr const bool value = detail::is_variant_like_<T>::value;
};
@ -206,7 +312,21 @@ template <typename T, typename C> struct is_variant_formattable {
detail::is_variant_formattable_<T, C>::value;
};
FMT_MODULE_EXPORT
FMT_EXPORT
template <typename Char> struct formatter<std::monostate, Char> {
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
return ctx.begin();
}
template <typename FormatContext>
auto format(const std::monostate&, FormatContext& ctx) const
-> decltype(ctx.out()) {
return detail::write<Char>(ctx.out(), "monostate");
}
};
FMT_EXPORT
template <typename Variant, typename Char>
struct formatter<
Variant, Char,
@ -223,13 +343,14 @@ struct formatter<
auto out = ctx.out();
out = detail::write<Char>(out, "variant(");
try {
FMT_TRY {
std::visit(
[&](const auto& v) {
out = detail::write_variant_alternative<Char>(out, v);
},
value);
} catch (const std::bad_variant_access&) {
}
FMT_CATCH(const std::bad_variant_access&) {
detail::write<Char>(out, "valueless by exception");
}
*out++ = ')';
@ -237,10 +358,10 @@ struct formatter<
}
};
FMT_END_NAMESPACE
#endif // __cpp_lib_variant
#endif // FMT_CPP_LIB_VARIANT
FMT_BEGIN_NAMESPACE
FMT_MODULE_EXPORT
FMT_EXPORT
template <typename Char> struct formatter<std::error_code, Char> {
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
@ -258,10 +379,10 @@ template <typename Char> struct formatter<std::error_code, Char> {
}
};
FMT_MODULE_EXPORT
FMT_EXPORT
template <typename T, typename Char>
struct formatter<
T, Char,
T, Char, // DEPRECATED! Mixing code unit types.
typename std::enable_if<std::is_base_of<std::exception, T>::value>::type> {
private:
bool with_typename_ = false;
@ -274,7 +395,7 @@ struct formatter<
if (it == end || *it == '}') return it;
if (*it == 't') {
++it;
with_typename_ = true;
with_typename_ = FMT_USE_TYPEID != 0;
}
return it;
}
@ -287,11 +408,12 @@ struct formatter<
if (!with_typename_)
return detail::write_bytes(out, string_view(ex.what()), spec);
#if FMT_USE_TYPEID
const std::type_info& ti = typeid(ex);
#ifdef FMT_HAS_ABI_CXA_DEMANGLE
# ifdef FMT_HAS_ABI_CXA_DEMANGLE
int status = 0;
std::size_t size = 0;
std::unique_ptr<char, decltype(&std::free)> demangled_name_ptr(
std::unique_ptr<char, void (*)(void*)> demangled_name_ptr(
abi::__cxa_demangle(ti.name(), nullptr, &size, &status), &std::free);
string_view demangled_name_view;
@ -327,23 +449,89 @@ struct formatter<
demangled_name_view = string_view(ti.name());
}
out = detail::write_bytes(out, demangled_name_view, spec);
#elif FMT_MSC_VERSION
# elif FMT_MSC_VERSION
string_view demangled_name_view(ti.name());
if (demangled_name_view.starts_with("class "))
demangled_name_view.remove_prefix(6);
else if (demangled_name_view.starts_with("struct "))
demangled_name_view.remove_prefix(7);
out = detail::write_bytes(out, demangled_name_view, spec);
#else
# else
out = detail::write_bytes(out, string_view(ti.name()), spec);
# endif
*out++ = ':';
*out++ = ' ';
return detail::write_bytes(out, string_view(ex.what()), spec);
#endif
out = detail::write<Char>(out, Char(':'));
out = detail::write<Char>(out, Char(' '));
out = detail::write_bytes(out, string_view(ex.what()), spec);
return out;
}
};
FMT_END_NAMESPACE
namespace detail {
template <typename T, typename Enable = void>
struct has_flip : std::false_type {};
template <typename T>
struct has_flip<T, void_t<decltype(std::declval<T>().flip())>>
: std::true_type {};
template <typename T> struct is_bit_reference_like {
static constexpr const bool value =
std::is_convertible<T, bool>::value &&
std::is_nothrow_assignable<T, bool>::value && has_flip<T>::value;
};
#ifdef _LIBCPP_VERSION
// Workaround for libc++ incompatibility with C++ standard.
// According to the Standard, `bitset::operator[] const` returns bool.
template <typename C>
struct is_bit_reference_like<std::__bit_const_reference<C>> {
static constexpr const bool value = true;
};
#endif
} // namespace detail
// We can't use std::vector<bool, Allocator>::reference and
// std::bitset<N>::reference because the compiler can't deduce Allocator and N
// in partial specialization.
FMT_EXPORT
template <typename BitRef, typename Char>
struct formatter<BitRef, Char,
enable_if_t<detail::is_bit_reference_like<BitRef>::value>>
: formatter<bool, Char> {
template <typename FormatContext>
FMT_CONSTEXPR auto format(const BitRef& v, FormatContext& ctx) const
-> decltype(ctx.out()) {
return formatter<bool, Char>::format(v, ctx);
}
};
FMT_EXPORT
template <typename T, typename Char>
struct formatter<std::atomic<T>, Char,
enable_if_t<is_formattable<T, Char>::value>>
: formatter<T, Char> {
template <typename FormatContext>
auto format(const std::atomic<T>& v, FormatContext& ctx) const
-> decltype(ctx.out()) {
return formatter<T, Char>::format(v.load(), ctx);
}
};
#ifdef __cpp_lib_atomic_flag_test
FMT_EXPORT
template <typename Char>
struct formatter<std::atomic_flag, Char> : formatter<bool, Char> {
template <typename FormatContext>
auto format(const std::atomic_flag& v, FormatContext& ctx) const
-> decltype(ctx.out()) {
return formatter<bool, Char>::format(v.test(), ctx);
}
};
#endif // __cpp_lib_atomic_flag_test
FMT_END_NAMESPACE
#endif // FMT_STD_H_