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Upgrade fmt library to pre-release 5.2.0

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pull/793/head
Gabor Janak 7 years ago
parent e351dadef6
commit 8daacd5eed
10 changed files with 5856 additions and 7372 deletions
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257
include/spdlog/fmt/bundled/colors.h
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// Formatting library for C++ - the core API
//
// Copyright (c) 2012 - present, Victor Zverovich
// All rights reserved.
//
// For the license information refer to format.h.
//
// Copyright (c) 2018 - present, Remotion (Igor Schulz)
// All Rights Reserved
// {fmt} support for rgb color output.
#ifndef FMT_COLORS_H_
#define FMT_COLORS_H_
#include "format.h"
FMT_BEGIN_NAMESPACE
// rgb is a struct for red, green and blue colors.
// We use rgb as name because some editors will show it as color direct in the
// editor.
struct rgb
{
FMT_CONSTEXPR_DECL rgb()
: r(0)
, g(0)
, b(0)
{
}
FMT_CONSTEXPR_DECL rgb(uint8_t r_, uint8_t g_, uint8_t b_)
: r(r_)
, g(g_)
, b(b_)
{
}
FMT_CONSTEXPR_DECL rgb(uint32_t hex)
: r((hex >> 16) & 0xFF)
, g((hex >> 8) & 0xFF)
, b((hex)&0xFF)
{
}
uint8_t r;
uint8_t g;
uint8_t b;
};
namespace internal {
FMT_CONSTEXPR inline void to_esc(uint8_t c, char out[], int offset)
{
out[offset + 0] = static_cast<char>('0' + c / 100);
out[offset + 1] = static_cast<char>('0' + c / 10 % 10);
out[offset + 2] = static_cast<char>('0' + c % 10);
}
} // namespace internal
FMT_FUNC void vprint_rgb(rgb fd, string_view format, format_args args)
{
char escape_fd[] = "\x1b[38;2;000;000;000m";
static FMT_CONSTEXPR_DECL const char RESET_COLOR[] = "\x1b[0m";
internal::to_esc(fd.r, escape_fd, 7);
internal::to_esc(fd.g, escape_fd, 11);
internal::to_esc(fd.b, escape_fd, 15);
std::fputs(escape_fd, stdout);
vprint(format, args);
std::fputs(RESET_COLOR, stdout);
}
FMT_FUNC void vprint_rgb(rgb fd, rgb bg, string_view format, format_args args)
{
char escape_fd[] = "\x1b[38;2;000;000;000m"; // foreground color
char escape_bg[] = "\x1b[48;2;000;000;000m"; // background color
static FMT_CONSTEXPR_DECL const char RESET_COLOR[] = "\x1b[0m";
internal::to_esc(fd.r, escape_fd, 7);
internal::to_esc(fd.g, escape_fd, 11);
internal::to_esc(fd.b, escape_fd, 15);
internal::to_esc(bg.r, escape_bg, 7);
internal::to_esc(bg.g, escape_bg, 11);
internal::to_esc(bg.b, escape_bg, 15);
std::fputs(escape_fd, stdout);
std::fputs(escape_bg, stdout);
vprint(format, args);
std::fputs(RESET_COLOR, stdout);
}
template<typename... Args>
inline void print_rgb(rgb fd, string_view format_str, const Args &... args)
{
vprint_rgb(fd, format_str, make_format_args(args...));
}
// rgb foreground color
template<typename... Args>
inline void print(rgb fd, string_view format_str, const Args &... args)
{
vprint_rgb(fd, format_str, make_format_args(args...));
}
// rgb foreground color and background color
template<typename... Args>
inline void print(rgb fd, rgb bg, string_view format_str, const Args &... args)
{
vprint_rgb(fd, bg, format_str, make_format_args(args...));
}
enum class color : uint32_t
{
alice_blue = 0xF0F8FF, // rgb(240,248,255)
antique_white = 0xFAEBD7, // rgb(250,235,215)
aqua = 0x00FFFF, // rgb(0,255,255)
aquamarine = 0x7FFFD4, // rgb(127,255,212)
azure = 0xF0FFFF, // rgb(240,255,255)
beige = 0xF5F5DC, // rgb(245,245,220)
bisque = 0xFFE4C4, // rgb(255,228,196)
black = 0x000000, // rgb(0,0,0)
blanched_almond = 0xFFEBCD, // rgb(255,235,205)
blue = 0x0000FF, // rgb(0,0,255)
blue_violet = 0x8A2BE2, // rgb(138,43,226)
brown = 0xA52A2A, // rgb(165,42,42)
burly_wood = 0xDEB887, // rgb(222,184,135)
cadet_blue = 0x5F9EA0, // rgb(95,158,160)
chartreuse = 0x7FFF00, // rgb(127,255,0)
chocolate = 0xD2691E, // rgb(210,105,30)
coral = 0xFF7F50, // rgb(255,127,80)
cornflower_blue = 0x6495ED, // rgb(100,149,237)
cornsilk = 0xFFF8DC, // rgb(255,248,220)
crimson = 0xDC143C, // rgb(220,20,60)
cyan = 0x00FFFF, // rgb(0,255,255)
dark_blue = 0x00008B, // rgb(0,0,139)
dark_cyan = 0x008B8B, // rgb(0,139,139)
dark_golden_rod = 0xB8860B, // rgb(184,134,11)
dark_gray = 0xA9A9A9, // rgb(169,169,169)
dark_green = 0x006400, // rgb(0,100,0)
dark_khaki = 0xBDB76B, // rgb(189,183,107)
dark_magenta = 0x8B008B, // rgb(139,0,139)
dark_olive_green = 0x556B2F, // rgb(85,107,47)
dark_orange = 0xFF8C00, // rgb(255,140,0)
dark_orchid = 0x9932CC, // rgb(153,50,204)
dark_red = 0x8B0000, // rgb(139,0,0)
dark_salmon = 0xE9967A, // rgb(233,150,122)
dark_sea_green = 0x8FBC8F, // rgb(143,188,143)
dark_slate_blue = 0x483D8B, // rgb(72,61,139)
dark_slate_gray = 0x2F4F4F, // rgb(47,79,79)
dark_turquoise = 0x00CED1, // rgb(0,206,209)
dark_violet = 0x9400D3, // rgb(148,0,211)
deep_pink = 0xFF1493, // rgb(255,20,147)
deep_sky_blue = 0x00BFFF, // rgb(0,191,255)
dim_gray = 0x696969, // rgb(105,105,105)
dodger_blue = 0x1E90FF, // rgb(30,144,255)
fire_brick = 0xB22222, // rgb(178,34,34)
floral_white = 0xFFFAF0, // rgb(255,250,240)
forest_green = 0x228B22, // rgb(34,139,34)
fuchsia = 0xFF00FF, // rgb(255,0,255)
gainsboro = 0xDCDCDC, // rgb(220,220,220)
ghost_white = 0xF8F8FF, // rgb(248,248,255)
gold = 0xFFD700, // rgb(255,215,0)
golden_rod = 0xDAA520, // rgb(218,165,32)
gray = 0x808080, // rgb(128,128,128)
green = 0x008000, // rgb(0,128,0)
green_yellow = 0xADFF2F, // rgb(173,255,47)
honey_dew = 0xF0FFF0, // rgb(240,255,240)
hot_pink = 0xFF69B4, // rgb(255,105,180)
indian_red = 0xCD5C5C, // rgb(205,92,92)
indigo = 0x4B0082, // rgb(75,0,130)
ivory = 0xFFFFF0, // rgb(255,255,240)
khaki = 0xF0E68C, // rgb(240,230,140)
lavender = 0xE6E6FA, // rgb(230,230,250)
lavender_blush = 0xFFF0F5, // rgb(255,240,245)
lawn_green = 0x7CFC00, // rgb(124,252,0)
lemon_chiffon = 0xFFFACD, // rgb(255,250,205)
light_blue = 0xADD8E6, // rgb(173,216,230)
light_coral = 0xF08080, // rgb(240,128,128)
light_cyan = 0xE0FFFF, // rgb(224,255,255)
light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210)
light_gray = 0xD3D3D3, // rgb(211,211,211)
light_green = 0x90EE90, // rgb(144,238,144)
light_pink = 0xFFB6C1, // rgb(255,182,193)
light_salmon = 0xFFA07A, // rgb(255,160,122)
light_sea_green = 0x20B2AA, // rgb(32,178,170)
light_sky_blue = 0x87CEFA, // rgb(135,206,250)
light_slate_gray = 0x778899, // rgb(119,136,153)
light_steel_blue = 0xB0C4DE, // rgb(176,196,222)
light_yellow = 0xFFFFE0, // rgb(255,255,224)
lime = 0x00FF00, // rgb(0,255,0)
lime_green = 0x32CD32, // rgb(50,205,50)
linen = 0xFAF0E6, // rgb(250,240,230)
magenta = 0xFF00FF, // rgb(255,0,255)
maroon = 0x800000, // rgb(128,0,0)
medium_aqua_marine = 0x66CDAA, // rgb(102,205,170)
medium_blue = 0x0000CD, // rgb(0,0,205)
medium_orchid = 0xBA55D3, // rgb(186,85,211)
medium_purple = 0x9370DB, // rgb(147,112,219)
medium_sea_green = 0x3CB371, // rgb(60,179,113)
medium_slate_blue = 0x7B68EE, // rgb(123,104,238)
medium_spring_green = 0x00FA9A, // rgb(0,250,154)
medium_turquoise = 0x48D1CC, // rgb(72,209,204)
medium_violet_red = 0xC71585, // rgb(199,21,133)
midnight_blue = 0x191970, // rgb(25,25,112)
mint_cream = 0xF5FFFA, // rgb(245,255,250)
misty_rose = 0xFFE4E1, // rgb(255,228,225)
moccasin = 0xFFE4B5, // rgb(255,228,181)
navajo_white = 0xFFDEAD, // rgb(255,222,173)
navy = 0x000080, // rgb(0,0,128)
old_lace = 0xFDF5E6, // rgb(253,245,230)
olive = 0x808000, // rgb(128,128,0)
olive_drab = 0x6B8E23, // rgb(107,142,35)
orange = 0xFFA500, // rgb(255,165,0)
orange_red = 0xFF4500, // rgb(255,69,0)
orchid = 0xDA70D6, // rgb(218,112,214)
pale_golden_rod = 0xEEE8AA, // rgb(238,232,170)
pale_green = 0x98FB98, // rgb(152,251,152)
pale_turquoise = 0xAFEEEE, // rgb(175,238,238)
pale_violet_red = 0xDB7093, // rgb(219,112,147)
papaya_whip = 0xFFEFD5, // rgb(255,239,213)
peach_puff = 0xFFDAB9, // rgb(255,218,185)
peru = 0xCD853F, // rgb(205,133,63)
pink = 0xFFC0CB, // rgb(255,192,203)
plum = 0xDDA0DD, // rgb(221,160,221)
powder_blue = 0xB0E0E6, // rgb(176,224,230)
purple = 0x800080, // rgb(128,0,128)
rebecca_purple = 0x663399, // rgb(102,51,153)
red = 0xFF0000, // rgb(255,0,0)
rosy_brown = 0xBC8F8F, // rgb(188,143,143)
royal_blue = 0x4169E1, // rgb(65,105,225)
saddle_brown = 0x8B4513, // rgb(139,69,19)
salmon = 0xFA8072, // rgb(250,128,114)
sandy_brown = 0xF4A460, // rgb(244,164,96)
sea_green = 0x2E8B57, // rgb(46,139,87)
sea_shell = 0xFFF5EE, // rgb(255,245,238)
sienna = 0xA0522D, // rgb(160,82,45)
silver = 0xC0C0C0, // rgb(192,192,192)
sky_blue = 0x87CEEB, // rgb(135,206,235)
slate_blue = 0x6A5ACD, // rgb(106,90,205)
slate_gray = 0x708090, // rgb(112,128,144)
snow = 0xFFFAFA, // rgb(255,250,250)
spring_green = 0x00FF7F, // rgb(0,255,127)
steel_blue = 0x4682B4, // rgb(70,130,180)
tan = 0xD2B48C, // rgb(210,180,140)
teal = 0x008080, // rgb(0,128,128)
thistle = 0xD8BFD8, // rgb(216,191,216)
tomato = 0xFF6347, // rgb(255,99,71)
turquoise = 0x40E0D0, // rgb(64,224,208)
violet = 0xEE82EE, // rgb(238,130,238)
wheat = 0xF5DEB3, // rgb(245,222,179)
white = 0xFFFFFF, // rgb(255,255,255)
white_smoke = 0xF5F5F5, // rgb(245,245,245)
yellow = 0xFFFF00, // rgb(255,255,0)
yellow_green = 0x9ACD32, // rgb(154,205,50)
}; // enum class colors
FMT_END_NAMESPACE
#endif // FMT_COLORS_H_

2189
include/spdlog/fmt/bundled/core.h
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888
include/spdlog/fmt/bundled/format-inl.h
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@ -17,52 +17,50 @@
#include <climits> #include <climits>
#include <cmath> #include <cmath>
#include <cstdarg> #include <cstdarg>
#include <cstddef> // for std::ptrdiff_t #include <cstddef> // for std::ptrdiff_t
#include <locale> #include <locale>
#if defined(_WIN32) && defined(__MINGW32__) #if defined(_WIN32) && defined(__MINGW32__)
#include <cstring> # include <cstring>
#endif #endif
#if FMT_USE_WINDOWS_H #if FMT_USE_WINDOWS_H
#if !defined(FMT_HEADER_ONLY) && !defined(WIN32_LEAN_AND_MEAN) # if !defined(FMT_HEADER_ONLY) && !defined(WIN32_LEAN_AND_MEAN)
#define WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN
#endif # endif
#if defined(NOMINMAX) || defined(FMT_WIN_MINMAX) # if defined(NOMINMAX) || defined(FMT_WIN_MINMAX)
#include <windows.h> # include <windows.h>
#else # else
#define NOMINMAX # define NOMINMAX
#include <windows.h> # include <windows.h>
#undef NOMINMAX # undef NOMINMAX
#endif # endif
#endif #endif
#if FMT_EXCEPTIONS #if FMT_EXCEPTIONS
#define FMT_TRY try # define FMT_TRY try
#define FMT_CATCH(x) catch (x) # define FMT_CATCH(x) catch (x)
#else #else
#define FMT_TRY if (true) # define FMT_TRY if (true)
#define FMT_CATCH(x) if (false) # define FMT_CATCH(x) if (false)
#endif #endif
#ifdef _MSC_VER #ifdef _MSC_VER
#pragma warning(push) # pragma warning(push)
#pragma warning(disable : 4127) // conditional expression is constant # pragma warning(disable: 4127) // conditional expression is constant
#pragma warning(disable : 4702) // unreachable code # pragma warning(disable: 4702) // unreachable code
// Disable deprecation warning for strerror. The latter is not called but // Disable deprecation warning for strerror. The latter is not called but
// MSVC fails to detect it. // MSVC fails to detect it.
#pragma warning(disable : 4996) # pragma warning(disable: 4996)
#endif #endif
// Dummy implementations of strerror_r and strerror_s called if corresponding // Dummy implementations of strerror_r and strerror_s called if corresponding
// system functions are not available. // system functions are not available.
inline fmt::internal::null<> strerror_r(int, char *, ...) inline fmt::internal::null<> strerror_r(int, char *, ...) {
{ return fmt::internal::null<>();
return fmt::internal::null<>();
} }
inline fmt::internal::null<> strerror_s(char *, std::size_t, ...) inline fmt::internal::null<> strerror_s(char *, std::size_t, ...) {
{ return fmt::internal::null<>();
return fmt::internal::null<>();
} }
FMT_BEGIN_NAMESPACE FMT_BEGIN_NAMESPACE
@ -70,23 +68,22 @@ FMT_BEGIN_NAMESPACE
namespace { namespace {
#ifndef _MSC_VER #ifndef _MSC_VER
#define FMT_SNPRINTF snprintf # define FMT_SNPRINTF snprintf
#else // _MSC_VER #else // _MSC_VER
inline int fmt_snprintf(char *buffer, size_t size, const char *format, ...) inline int fmt_snprintf(char *buffer, size_t size, const char *format, ...) {
{ va_list args;
va_list args; va_start(args, format);
va_start(args, format); int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args);
int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args); va_end(args);
va_end(args); return result;
return result; }
} # define FMT_SNPRINTF fmt_snprintf
#define FMT_SNPRINTF fmt_snprintf #endif // _MSC_VER
#endif // _MSC_VER
#if defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT) #if defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
#define FMT_SWPRINTF snwprintf # define FMT_SWPRINTF snwprintf
#else #else
#define FMT_SWPRINTF swprintf # define FMT_SWPRINTF swprintf
#endif // defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT) #endif // defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
typedef void (*FormatFunc)(internal::buffer &, int, string_view); typedef void (*FormatFunc)(internal::buffer &, int, string_view);
@ -100,479 +97,478 @@ typedef void (*FormatFunc)(internal::buffer &, int, string_view);
// ERANGE - buffer is not large enough to store the error message // ERANGE - buffer is not large enough to store the error message
// other - failure // other - failure
// Buffer should be at least of size 1. // Buffer should be at least of size 1.
int safe_strerror(int error_code, char *&buffer, std::size_t buffer_size) FMT_NOEXCEPT int safe_strerror(
{ int error_code, char *&buffer, std::size_t buffer_size) FMT_NOEXCEPT {
FMT_ASSERT(buffer != FMT_NULL && buffer_size != 0, "invalid buffer"); FMT_ASSERT(buffer != FMT_NULL && buffer_size != 0, "invalid buffer");
class dispatcher class dispatcher {
{ private:
private: int error_code_;
int error_code_; char *&buffer_;
char *&buffer_; std::size_t buffer_size_;
std::size_t buffer_size_;
// A noop assignment operator to avoid bogus warnings.
// A noop assignment operator to avoid bogus warnings. void operator=(const dispatcher &) {}
void operator=(const dispatcher &) {}
// Handle the result of XSI-compliant version of strerror_r.
// Handle the result of XSI-compliant version of strerror_r. int handle(int result) {
int handle(int result) // glibc versions before 2.13 return result in errno.
{ return result == -1 ? errno : result;
// glibc versions before 2.13 return result in errno. }
return result == -1 ? errno : result;
}
// Handle the result of GNU-specific version of strerror_r. // Handle the result of GNU-specific version of strerror_r.
int handle(char *message) int handle(char *message) {
{ // If the buffer is full then the message is probably truncated.
// If the buffer is full then the message is probably truncated. if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1)
if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1) return ERANGE;
return ERANGE; buffer_ = message;
buffer_ = message; return 0;
return 0; }
}
// Handle the case when strerror_r is not available. // Handle the case when strerror_r is not available.
int handle(internal::null<>) int handle(internal::null<>) {
{ return fallback(strerror_s(buffer_, buffer_size_, error_code_));
return fallback(strerror_s(buffer_, buffer_size_, error_code_)); }
}
// Fallback to strerror_s when strerror_r is not available. // Fallback to strerror_s when strerror_r is not available.
int fallback(int result) int fallback(int result) {
{ // If the buffer is full then the message is probably truncated.
// If the buffer is full then the message is probably truncated. return result == 0 && strlen(buffer_) == buffer_size_ - 1 ?
return result == 0 && strlen(buffer_) == buffer_size_ - 1 ? ERANGE : result; ERANGE : result;
} }
// Fallback to strerror if strerror_r and strerror_s are not available. // Fallback to strerror if strerror_r and strerror_s are not available.
int fallback(internal::null<>) int fallback(internal::null<>) {
{ errno = 0;
errno = 0; buffer_ = strerror(error_code_);
buffer_ = strerror(error_code_); return errno;
return errno; }
}
public: public:
dispatcher(int err_code, char *&buf, std::size_t buf_size) dispatcher(int err_code, char *&buf, std::size_t buf_size)
: error_code_(err_code) : error_code_(err_code), buffer_(buf), buffer_size_(buf_size) {}
, buffer_(buf)
, buffer_size_(buf_size)
{
}
int run() int run() {
{ return handle(strerror_r(error_code_, buffer_, buffer_size_));
return handle(strerror_r(error_code_, buffer_, buffer_size_));
}
};
return dispatcher(error_code, buffer, buffer_size).run();
}
void format_error_code(internal::buffer &out, int error_code, string_view message) FMT_NOEXCEPT
{
// Report error code making sure that the output fits into
// inline_buffer_size to avoid dynamic memory allocation and potential
// bad_alloc.
out.resize(0);
static const char SEP[] = ": ";
static const char ERROR_STR[] = "error ";
// Subtract 2 to account for terminating null characters in SEP and ERROR_STR.
std::size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2;
typedef internal::int_traits<int>::main_type main_type;
main_type abs_value = static_cast<main_type>(error_code);
if (internal::is_negative(error_code))
{
abs_value = 0 - abs_value;
++error_code_size;
}
error_code_size += internal::count_digits(abs_value);
writer w(out);
if (message.size() <= inline_buffer_size - error_code_size)
{
w.write(message);
w.write(SEP);
}
w.write(ERROR_STR);
w.write(error_code);
assert(out.size() <= inline_buffer_size);
}
void report_error(FormatFunc func, int error_code, string_view message) FMT_NOEXCEPT
{
memory_buffer full_message;
func(full_message, error_code, message);
// Use Writer::data instead of Writer::c_str to avoid potential memory
// allocation.
std::fwrite(full_message.data(), full_message.size(), 1, stderr);
std::fputc('\n', stderr);
}
} // namespace
class locale
{
private:
std::locale locale_;
public:
explicit locale(std::locale loc = std::locale())
: locale_(loc)
{
}
std::locale get()
{
return locale_;
} }
};
return dispatcher(error_code, buffer, buffer_size).run();
}
void format_error_code(internal::buffer &out, int error_code,
string_view message) FMT_NOEXCEPT {
// Report error code making sure that the output fits into
// inline_buffer_size to avoid dynamic memory allocation and potential
// bad_alloc.
out.resize(0);
static const char SEP[] = ": ";
static const char ERROR_STR[] = "error ";
// Subtract 2 to account for terminating null characters in SEP and ERROR_STR.
std::size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2;
typedef internal::int_traits<int>::main_type main_type;
main_type abs_value = static_cast<main_type>(error_code);
if (internal::is_negative(error_code)) {
abs_value = 0 - abs_value;
++error_code_size;
}
error_code_size += internal::count_digits(abs_value);
writer w(out);
if (message.size() <= inline_buffer_size - error_code_size) {
w.write(message);
w.write(SEP);
}
w.write(ERROR_STR);
w.write(error_code);
assert(out.size() <= inline_buffer_size);
}
void report_error(FormatFunc func, int error_code,
string_view message) FMT_NOEXCEPT {
memory_buffer full_message;
func(full_message, error_code, message);
// Use Writer::data instead of Writer::c_str to avoid potential memory
// allocation.
std::fwrite(full_message.data(), full_message.size(), 1, stderr);
std::fputc('\n', stderr);
}
} // namespace
class locale {
private:
std::locale locale_;
public:
explicit locale(std::locale loc = std::locale()) : locale_(loc) {}
std::locale get() { return locale_; }
}; };
template<typename Char> FMT_FUNC size_t internal::count_code_points(u8string_view s) {
FMT_FUNC Char internal::thousands_sep(locale_provider *lp) const char8_t *data = s.data();
{ int num_code_points = 0;
std::locale loc = lp ? lp->locale().get() : std::locale(); for (size_t i = 0, size = s.size(); i != size; ++i) {
return std::use_facet<std::numpunct<Char>>(loc).thousands_sep(); if ((data[i].value & 0xc0) != 0x80)
} ++num_code_points;
}
FMT_FUNC void system_error::init(int err_code, string_view format_str, format_args args) return num_code_points;
{
error_code_ = err_code;
memory_buffer buffer;
format_system_error(buffer, err_code, vformat(format_str, args));
std::runtime_error &base = *this;
base = std::runtime_error(to_string(buffer));
} }
namespace internal { template <typename Char>
template<typename T> FMT_FUNC Char internal::thousands_sep(locale_provider *lp) {
int char_traits<char>::format_float(char *buffer, std::size_t size, const char *format, int precision, T value) std::locale loc = lp ? lp->locale().get() : std::locale();
{ return std::use_facet<std::numpunct<Char>>(loc).thousands_sep();
return precision < 0 ? FMT_SNPRINTF(buffer, size, format, value) : FMT_SNPRINTF(buffer, size, format, precision, value);
} }
template<typename T> FMT_FUNC void system_error::init(
int char_traits<wchar_t>::format_float(wchar_t *buffer, std::size_t size, const wchar_t *format, int precision, T value) int err_code, string_view format_str, format_args args) {
{ error_code_ = err_code;
return precision < 0 ? FMT_SWPRINTF(buffer, size, format, value) : FMT_SWPRINTF(buffer, size, format, precision, value); memory_buffer buffer;
format_system_error(buffer, err_code, vformat(format_str, args));
std::runtime_error &base = *this;
base = std::runtime_error(to_string(buffer));
} }
template<typename T> namespace internal {
const char basic_data<T>::DIGITS[] = "0001020304050607080910111213141516171819" template <typename T>
"2021222324252627282930313233343536373839" int char_traits<char>::format_float(
"4041424344454647484950515253545556575859" char *buffer, std::size_t size, const char *format, int precision, T value) {
"6061626364656667686970717273747576777879" return precision < 0 ?
"8081828384858687888990919293949596979899"; FMT_SNPRINTF(buffer, size, format, value) :
FMT_SNPRINTF(buffer, size, format, precision, value);
#define FMT_POWERS_OF_10(factor) \ }
factor * 10, factor * 100, factor * 1000, factor * 10000, factor * 100000, factor * 1000000, factor * 10000000, factor * 100000000, \
factor * 1000000000 template <typename T>
int char_traits<wchar_t>::format_float(
template<typename T> wchar_t *buffer, std::size_t size, const wchar_t *format, int precision,
const uint32_t basic_data<T>::POWERS_OF_10_32[] = {0, FMT_POWERS_OF_10(1)}; T value) {
return precision < 0 ?
FMT_SWPRINTF(buffer, size, format, value) :
FMT_SWPRINTF(buffer, size, format, precision, value);
}
template <typename T>
const char basic_data<T>::DIGITS[] =
"0001020304050607080910111213141516171819"
"2021222324252627282930313233343536373839"
"4041424344454647484950515253545556575859"
"6061626364656667686970717273747576777879"
"8081828384858687888990919293949596979899";
#define FMT_POWERS_OF_10(factor) \
factor * 10, \
factor * 100, \
factor * 1000, \
factor * 10000, \
factor * 100000, \
factor * 1000000, \
factor * 10000000, \
factor * 100000000, \
factor * 1000000000
template <typename T>
const uint32_t basic_data<T>::POWERS_OF_10_32[] = {
0, FMT_POWERS_OF_10(1)
};
template<typename T> template <typename T>
const uint64_t basic_data<T>::POWERS_OF_10_64[] = {0, FMT_POWERS_OF_10(1), FMT_POWERS_OF_10(1000000000ull), 10000000000000000000ull}; const uint64_t basic_data<T>::POWERS_OF_10_64[] = {
0,
FMT_POWERS_OF_10(1),
FMT_POWERS_OF_10(1000000000ull),
10000000000000000000ull
};
// Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340.
// These are generated by support/compute-powers.py. // These are generated by support/compute-powers.py.
template<typename T> template <typename T>
const uint64_t basic_data<T>::POW10_SIGNIFICANDS[] = {0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, 0xcf42894a5dce35ea, const uint64_t basic_data<T>::POW10_SIGNIFICANDS[] = {
0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, 0x8dd01fad907ffc3c, 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, 0xcf42894a5dce35ea,
0xd3515c2831559a83, 0x9d71ac8fada6c9b5, 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, 0xc21094364dfb5637, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f,
0x9096ea6f3848984f, 0xd77485cb25823ac7, 0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e, 0x84c8d4dfd2c63f3b, 0xbe5691ef416bd60c, 0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5,
0xc5dd44271ad3cdba, 0x936b9fcebb25c996, 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, 0xb5b5ada8aaff80b8, 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, 0xc21094364dfb5637,
0x87625f056c7c4a8b, 0xc9bcff6034c13053, 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, 0xf8a95fcf88747d94, 0x9096ea6f3848984f, 0xd77485cb25823ac7, 0xa086cfcd97bf97f4, 0xef340a98172aace5,
0xb94470938fa89bcf, 0x8a08f0f8bf0f156b, 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, 0xaa242499697392d3, 0xb23867fb2a35b28e, 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996,
0xfd87b5f28300ca0e, 0xbce5086492111aeb, 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, 0xe8d4a51000000000, 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, 0xb5b5ada8aaff80b8,
0xad78ebc5ac620000, 0x813f3978f8940984, 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, 0x9f4f2726179a2245, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, 0x964e858c91ba2655, 0xdff9772470297ebd,
0xed63a231d4c4fb27, 0xb0de65388cc8ada8, 0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758, 0xda01ee641a708dea, 0xa6dfbd9fb8e5b88f, 0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b,
0xa26da3999aef774a, 0xf209787bb47d6b85, 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, 0x952ab45cfa97a0b3, 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, 0xaa242499697392d3,
0xde469fbd99a05fe3, 0xa59bc234db398c25, 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, 0xcc20ce9bd35c78a5, 0xfd87b5f28300ca0e, 0xbce5086492111aeb, 0x8cbccc096f5088cc, 0xd1b71758e219652c,
0x98165af37b2153df, 0xe2a0b5dc971f303a, 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, 0x8bab8eefb6409c1a, 0x9c40000000000000, 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984,
0xd01fef10a657842c, 0x9b10a4e5e9913129, 0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85, 0xbf21e44003acdd2d, 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, 0x9f4f2726179a2245,
0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, 0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b}; 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, 0x83c7088e1aab65db, 0xc45d1df942711d9a,
0x924d692ca61be758, 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85,
0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, 0x952ab45cfa97a0b3,
0xde469fbd99a05fe3, 0xa59bc234db398c25, 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece,
0x88fcf317f22241e2, 0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a,
0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, 0x8bab8eefb6409c1a,
0xd01fef10a657842c, 0x9b10a4e5e9913129, 0xe7109bfba19c0c9d, 0xac2820d9623bf429,
0x80444b5e7aa7cf85, 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841,
0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b
};
// Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding
// to significands above. // to significands above.
template<typename T> template <typename T>
const int16_t basic_data<T>::POW10_EXPONENTS[] = {-1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, -927, -901, const int16_t basic_data<T>::POW10_EXPONENTS[] = {
-874, -847, -821, -794, -768, -741, -715, -688, -661, -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, -343, -316, -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954,
-289, -263, -236, -210, -183, -157, -130, -103, -77, -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, 242, 269, 295, 322, 348, 375, -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661,
402, 428, 455, 481, 508, 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369,
-343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77,
template<typename T> -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216,
const char basic_data<T>::RESET_COLOR[] = "\x1b[0m"; 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508,
template<typename T> 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800,
const wchar_t basic_data<T>::WRESET_COLOR[] = L"\x1b[0m"; 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066
};
FMT_FUNC fp operator*(fp x, fp y)
{
// Multiply 32-bit parts of significands.
uint64_t mask = (1ULL << 32) - 1;
uint64_t a = x.f >> 32, b = x.f & mask;
uint64_t c = y.f >> 32, d = y.f & mask;
uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d;
// Compute mid 64-bit of result and round.
uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31);
return fp(ac + (ad >> 32) + (bc >> 32) + (mid >> 32), x.e + y.e + 64);
}
FMT_FUNC fp get_cached_power(int min_exponent, int &pow10_exponent)
{
const double one_over_log2_10 = 0.30102999566398114; // 1 / log2(10)
int index = static_cast<int>(std::ceil((min_exponent + fp::significand_size - 1) * one_over_log2_10));
// Decimal exponent of the first (smallest) cached power of 10.
const int first_dec_exp = -348;
// Difference between two consecutive decimal exponents in cached powers of
// 10.
const int dec_exp_step = 8;
index = (index - first_dec_exp - 1) / dec_exp_step + 1;
pow10_exponent = first_dec_exp + index * dec_exp_step;
return fp(data::POW10_SIGNIFICANDS[index], data::POW10_EXPONENTS[index]);
}
} // namespace internal
#if FMT_USE_WINDOWS_H
FMT_FUNC internal::utf8_to_utf16::utf8_to_utf16(string_view s)
{
static const char ERROR_MSG[] = "cannot convert string from UTF-8 to UTF-16";
if (s.size() > INT_MAX)
FMT_THROW(windows_error(ERROR_INVALID_PARAMETER, ERROR_MSG));
int s_size = static_cast<int>(s.size());
if (s_size == 0)
{
// MultiByteToWideChar does not support zero length, handle separately.
buffer_.resize(1);
buffer_[0] = 0;
return;
}
int length = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, FMT_NULL, 0); template <typename T> const char basic_data<T>::RESET_COLOR[] = "\x1b[0m";
if (length == 0) template <typename T> const wchar_t basic_data<T>::WRESET_COLOR[] = L"\x1b[0m";
FMT_THROW(windows_error(GetLastError(), ERROR_MSG));
buffer_.resize(length + 1); FMT_FUNC fp operator*(fp x, fp y) {
length = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, &buffer_[0], length); // Multiply 32-bit parts of significands.
if (length == 0) uint64_t mask = (1ULL << 32) - 1;
FMT_THROW(windows_error(GetLastError(), ERROR_MSG)); uint64_t a = x.f >> 32, b = x.f & mask;
buffer_[length] = 0; uint64_t c = y.f >> 32, d = y.f & mask;
} uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d;
// Compute mid 64-bit of result and round.
FMT_FUNC internal::utf16_to_utf8::utf16_to_utf8(wstring_view s) uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31);
{ return fp(ac + (ad >> 32) + (bc >> 32) + (mid >> 32), x.e + y.e + 64);
if (int error_code = convert(s)) }
{
FMT_THROW(windows_error(error_code, "cannot convert string from UTF-16 to UTF-8")); FMT_FUNC fp get_cached_power(int min_exponent, int &pow10_exponent) {
} const double one_over_log2_10 = 0.30102999566398114; // 1 / log2(10)
} int index = static_cast<int>(std::ceil(
(min_exponent + fp::significand_size - 1) * one_over_log2_10));
// Decimal exponent of the first (smallest) cached power of 10.
const int first_dec_exp = -348;
// Difference between two consecutive decimal exponents in cached powers of 10.
const int dec_exp_step = 8;
index = (index - first_dec_exp - 1) / dec_exp_step + 1;
pow10_exponent = first_dec_exp + index * dec_exp_step;
return fp(data::POW10_SIGNIFICANDS[index], data::POW10_EXPONENTS[index]);
}
} // namespace internal
FMT_FUNC int internal::utf16_to_utf8::convert(wstring_view s) #if FMT_USE_WINDOWS_H
{
if (s.size() > INT_MAX)
return ERROR_INVALID_PARAMETER;
int s_size = static_cast<int>(s.size());
if (s_size == 0)
{
// WideCharToMultiByte does not support zero length, handle separately.
buffer_.resize(1);
buffer_[0] = 0;
return 0;
}
int length = WideCharToMultiByte(CP_UTF8, 0, s.data(), s_size, FMT_NULL, 0, FMT_NULL, FMT_NULL); FMT_FUNC internal::utf8_to_utf16::utf8_to_utf16(string_view s) {
if (length == 0) static const char ERROR_MSG[] = "cannot convert string from UTF-8 to UTF-16";
return GetLastError(); if (s.size() > INT_MAX)
buffer_.resize(length + 1); FMT_THROW(windows_error(ERROR_INVALID_PARAMETER, ERROR_MSG));
length = WideCharToMultiByte(CP_UTF8, 0, s.data(), s_size, &buffer_[0], length, FMT_NULL, FMT_NULL); int s_size = static_cast<int>(s.size());
if (length == 0) if (s_size == 0) {
return GetLastError(); // MultiByteToWideChar does not support zero length, handle separately.
buffer_[length] = 0; buffer_.resize(1);
buffer_[0] = 0;
return;
}
int length = MultiByteToWideChar(
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, FMT_NULL, 0);
if (length == 0)
FMT_THROW(windows_error(GetLastError(), ERROR_MSG));
buffer_.resize(length + 1);
length = MultiByteToWideChar(
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, &buffer_[0], length);
if (length == 0)
FMT_THROW(windows_error(GetLastError(), ERROR_MSG));
buffer_[length] = 0;
}
FMT_FUNC internal::utf16_to_utf8::utf16_to_utf8(wstring_view s) {
if (int error_code = convert(s)) {
FMT_THROW(windows_error(error_code,
"cannot convert string from UTF-16 to UTF-8"));
}
}
FMT_FUNC int internal::utf16_to_utf8::convert(wstring_view s) {
if (s.size() > INT_MAX)
return ERROR_INVALID_PARAMETER;
int s_size = static_cast<int>(s.size());
if (s_size == 0) {
// WideCharToMultiByte does not support zero length, handle separately.
buffer_.resize(1);
buffer_[0] = 0;
return 0; return 0;
} }
FMT_FUNC void windows_error::init(int err_code, string_view format_str, format_args args) int length = WideCharToMultiByte(
{ CP_UTF8, 0, s.data(), s_size, FMT_NULL, 0, FMT_NULL, FMT_NULL);
error_code_ = err_code; if (length == 0)
memory_buffer buffer; return GetLastError();
internal::format_windows_error(buffer, err_code, vformat(format_str, args)); buffer_.resize(length + 1);
std::runtime_error &base = *this; length = WideCharToMultiByte(
base = std::runtime_error(to_string(buffer)); CP_UTF8, 0, s.data(), s_size, &buffer_[0], length, FMT_NULL, FMT_NULL);
} if (length == 0)
return GetLastError();
FMT_FUNC void internal::format_windows_error(internal::buffer &out, int error_code, string_view message) FMT_NOEXCEPT buffer_[length] = 0;
{ return 0;
FMT_TRY }
{
wmemory_buffer buf; FMT_FUNC void windows_error::init(
buf.resize(inline_buffer_size); int err_code, string_view format_str, format_args args) {
for (;;) error_code_ = err_code;
{ memory_buffer buffer;
wchar_t *system_message = &buf[0]; internal::format_windows_error(buffer, err_code, vformat(format_str, args));
int result = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, FMT_NULL, error_code, std::runtime_error &base = *this;
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), system_message, static_cast<uint32_t>(buf.size()), FMT_NULL); base = std::runtime_error(to_string(buffer));
if (result != 0) }
{
utf16_to_utf8 utf8_message; FMT_FUNC void internal::format_windows_error(
if (utf8_message.convert(system_message) == ERROR_SUCCESS) internal::buffer &out, int error_code, string_view message) FMT_NOEXCEPT {
{ FMT_TRY {
writer w(out); wmemory_buffer buf;
w.write(message); buf.resize(inline_buffer_size);
w.write(": "); for (;;) {
w.write(utf8_message); wchar_t *system_message = &buf[0];
return; int result = FormatMessageW(
} FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
break; FMT_NULL, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
} system_message, static_cast<uint32_t>(buf.size()), FMT_NULL);
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) if (result != 0) {
break; // Can't get error message, report error code instead. utf16_to_utf8 utf8_message;
buf.resize(buf.size() * 2); if (utf8_message.convert(system_message) == ERROR_SUCCESS) {
writer w(out);
w.write(message);
w.write(": ");
w.write(utf8_message);
return;
} }
break;
}
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
break; // Can't get error message, report error code instead.
buf.resize(buf.size() * 2);
} }
FMT_CATCH(...) {} } FMT_CATCH(...) {}
format_error_code(out, error_code, message); format_error_code(out, error_code, message);
} }
#endif // FMT_USE_WINDOWS_H #endif // FMT_USE_WINDOWS_H
FMT_FUNC void format_system_error(internal::buffer &out, int error_code, string_view message) FMT_NOEXCEPT FMT_FUNC void format_system_error(
{ internal::buffer &out, int error_code, string_view message) FMT_NOEXCEPT {
FMT_TRY FMT_TRY {
{ memory_buffer buf;
memory_buffer buf; buf.resize(inline_buffer_size);
buf.resize(inline_buffer_size); for (;;) {
for (;;) char *system_message = &buf[0];
{ int result = safe_strerror(error_code, system_message, buf.size());
char *system_message = &buf[0]; if (result == 0) {
int result = safe_strerror(error_code, system_message, buf.size()); writer w(out);
if (result == 0) w.write(message);
{ w.write(": ");
writer w(out); w.write(system_message);
w.write(message); return;
w.write(": "); }
w.write(system_message); if (result != ERANGE)
return; break; // Can't get error message, report error code instead.
} buf.resize(buf.size() * 2);
if (result != ERANGE)
break; // Can't get error message, report error code instead.
buf.resize(buf.size() * 2);
}
} }
FMT_CATCH(...) {} } FMT_CATCH(...) {}
format_error_code(out, error_code, message); format_error_code(out, error_code, message);
} }
template<typename Char> template <typename Char>
void basic_fixed_buffer<Char>::grow(std::size_t) void basic_fixed_buffer<Char>::grow(std::size_t) {
{ FMT_THROW(std::runtime_error("buffer overflow"));
FMT_THROW(std::runtime_error("buffer overflow"));
} }
FMT_FUNC void internal::error_handler::on_error(const char *message) FMT_FUNC void internal::error_handler::on_error(const char *message) {
{ FMT_THROW(format_error(message));
FMT_THROW(format_error(message));
} }
FMT_FUNC void report_system_error(int error_code, fmt::string_view message) FMT_NOEXCEPT FMT_FUNC void report_system_error(
{ int error_code, fmt::string_view message) FMT_NOEXCEPT {
report_error(format_system_error, error_code, message); report_error(format_system_error, error_code, message);
} }
#if FMT_USE_WINDOWS_H #if FMT_USE_WINDOWS_H
FMT_FUNC void report_windows_error(int error_code, fmt::string_view message) FMT_NOEXCEPT FMT_FUNC void report_windows_error(
{ int error_code, fmt::string_view message) FMT_NOEXCEPT {
report_error(internal::format_windows_error, error_code, message); report_error(internal::format_windows_error, error_code, message);
} }
#endif #endif
FMT_FUNC void vprint(std::FILE *f, string_view format_str, format_args args) FMT_FUNC void vprint(std::FILE *f, string_view format_str, format_args args) {
{ memory_buffer buffer;
memory_buffer buffer; vformat_to(buffer, format_str, args);
vformat_to(buffer, format_str, args); std::fwrite(buffer.data(), 1, buffer.size(), f);
std::fwrite(buffer.data(), 1, buffer.size(), f);
} }
FMT_FUNC void vprint(std::FILE *f, wstring_view format_str, wformat_args args) FMT_FUNC void vprint(std::FILE *f, wstring_view format_str, wformat_args args) {
{ wmemory_buffer buffer;
wmemory_buffer buffer; vformat_to(buffer, format_str, args);
vformat_to(buffer, format_str, args); std::fwrite(buffer.data(), sizeof(wchar_t), buffer.size(), f);
std::fwrite(buffer.data(), sizeof(wchar_t), buffer.size(), f);
} }
FMT_FUNC void vprint(string_view format_str, format_args args) FMT_FUNC void vprint(string_view format_str, format_args args) {
{ vprint(stdout, format_str, args);
vprint(stdout, format_str, args);
} }
FMT_FUNC void vprint(wstring_view format_str, wformat_args args) FMT_FUNC void vprint(wstring_view format_str, wformat_args args) {
{ vprint(stdout, format_str, args);
vprint(stdout, format_str, args);
} }
#ifndef FMT_EXTENDED_COLORS #ifndef FMT_EXTENDED_COLORS
FMT_FUNC void vprint_colored(color c, string_view format, format_args args) FMT_FUNC void vprint_colored(color c, string_view format, format_args args) {
{ char escape[] = "\x1b[30m";
char escape[] = "\x1b[30m"; escape[3] = static_cast<char>('0' + c);
escape[3] = static_cast<char>('0' + c); std::fputs(escape, stdout);
std::fputs(escape, stdout); vprint(format, args);
vprint(format, args); std::fputs(internal::data::RESET_COLOR, stdout);
std::fputs(internal::data::RESET_COLOR, stdout); }
}
FMT_FUNC void vprint_colored(color c, wstring_view format, wformat_args args) {
FMT_FUNC void vprint_colored(color c, wstring_view format, wformat_args args) wchar_t escape[] = L"\x1b[30m";
{ escape[3] = static_cast<wchar_t>('0' + c);
wchar_t escape[] = L"\x1b[30m"; std::fputws(escape, stdout);
escape[3] = static_cast<wchar_t>('0' + c); vprint(format, args);
std::fputws(escape, stdout); std::fputws(internal::data::WRESET_COLOR, stdout);
vprint(format, args);
std::fputws(internal::data::WRESET_COLOR, stdout);
} }
#else #else
namespace internal { namespace internal {
FMT_CONSTEXPR void to_esc(uint8_t c, char out[], int offset) FMT_CONSTEXPR void to_esc(uint8_t c, char out[], int offset) {
{ out[offset + 0] = static_cast<char>('0' + c / 100);
out[offset + 0] = static_cast<char>('0' + c / 100); out[offset + 1] = static_cast<char>('0' + c / 10 % 10);
out[offset + 1] = static_cast<char>('0' + c / 10 % 10); out[offset + 2] = static_cast<char>('0' + c % 10);
out[offset + 2] = static_cast<char>('0' + c % 10);
} }
} // namespace internal } // namespace internal
FMT_FUNC void vprint_rgb(rgb fd, string_view format, format_args args) FMT_FUNC void vprint_rgb(rgb fd, string_view format, format_args args) {
{ char escape_fd[] = "\x1b[38;2;000;000;000m";
char escape_fd[] = "\x1b[38;2;000;000;000m"; internal::to_esc(fd.r, escape_fd, 7);
internal::to_esc(fd.r, escape_fd, 7); internal::to_esc(fd.g, escape_fd, 11);
internal::to_esc(fd.g, escape_fd, 11); internal::to_esc(fd.b, escape_fd, 15);
internal::to_esc(fd.b, escape_fd, 15);
std::fputs(escape_fd, stdout); std::fputs(escape_fd, stdout);
vprint(format, args); vprint(format, args);
std::fputs(internal::data::RESET_COLOR, stdout); std::fputs(internal::data::RESET_COLOR, stdout);
} }
FMT_FUNC void vprint_rgb(rgb fd, rgb bg, string_view format, format_args args) FMT_FUNC void vprint_rgb(rgb fd, rgb bg, string_view format, format_args args) {
{ char escape_fd[] = "\x1b[38;2;000;000;000m"; // foreground color
char escape_fd[] = "\x1b[38;2;000;000;000m"; // foreground color char escape_bg[] = "\x1b[48;2;000;000;000m"; // background color
char escape_bg[] = "\x1b[48;2;000;000;000m"; // background color internal::to_esc(fd.r, escape_fd, 7);
internal::to_esc(fd.r, escape_fd, 7); internal::to_esc(fd.g, escape_fd, 11);
internal::to_esc(fd.g, escape_fd, 11); internal::to_esc(fd.b, escape_fd, 15);
internal::to_esc(fd.b, escape_fd, 15);
internal::to_esc(bg.r, escape_bg, 7); internal::to_esc(bg.r, escape_bg, 7);
internal::to_esc(bg.g, escape_bg, 11); internal::to_esc(bg.g, escape_bg, 11);
internal::to_esc(bg.b, escape_bg, 15); internal::to_esc(bg.b, escape_bg, 15);
std::fputs(escape_fd, stdout); std::fputs(escape_fd, stdout);
std::fputs(escape_bg, stdout); std::fputs(escape_bg, stdout);
vprint(format, args); vprint(format, args);
std::fputs(internal::data::RESET_COLOR, stdout); std::fputs(internal::data::RESET_COLOR, stdout);
} }
#endif #endif
FMT_FUNC locale locale_provider::locale() FMT_FUNC locale locale_provider::locale() { return fmt::locale(); }
{
return fmt::locale();
}
FMT_END_NAMESPACE FMT_END_NAMESPACE
#ifdef _MSC_VER #ifdef _MSC_VER
#pragma warning(pop) # pragma warning(pop)
#endif #endif
#endif // FMT_FORMAT_INL_H_ #endif // FMT_FORMAT_INL_H_

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include/spdlog/fmt/bundled/locale.h
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@ -1,27 +0,0 @@
// Formatting library for C++ - locale support
//
// Copyright (c) 2012 - 2016, Victor Zverovich
// All rights reserved.
//
// For the license information refer to format.h.
#include "format.h"
#include <locale>
namespace fmt {
class locale
{
private:
std::locale locale_;
public:
explicit locale(std::locale loc = std::locale())
: locale_(loc)
{
}
std::locale get()
{
return locale_;
}
};
} // namespace fmt

232
include/spdlog/fmt/bundled/ostream.h
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@ -14,139 +14,123 @@
FMT_BEGIN_NAMESPACE FMT_BEGIN_NAMESPACE
namespace internal { namespace internal {
template<class Char> template <class Char>
class formatbuf : public std::basic_streambuf<Char> class formatbuf : public std::basic_streambuf<Char> {
{ private:
private: typedef typename std::basic_streambuf<Char>::int_type int_type;
typedef typename std::basic_streambuf<Char>::int_type int_type; typedef typename std::basic_streambuf<Char>::traits_type traits_type;
typedef typename std::basic_streambuf<Char>::traits_type traits_type;
basic_buffer<Char> &buffer_;
basic_buffer<Char> &buffer_;
public:
public: formatbuf(basic_buffer<Char> &buffer) : buffer_(buffer) {}
formatbuf(basic_buffer<Char> &buffer)
: buffer_(buffer) protected:
{ // The put-area is actually 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. The obvious
protected: // disadvantage is that each call to sputc always results in a (virtual) call
// The put-area is actually always empty. This makes the implementation // to overflow. There is no disadvantage here for sputn since this always
// simpler and has the advantage that the streambuf and the buffer are always // results in a call to xsputn.
// in sync and sputc never writes into uninitialized memory. The obvious
// disadvantage is that each call to sputc always results in a (virtual) call int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE {
// to overflow. There is no disadvantage here for sputn since this always if (!traits_type::eq_int_type(ch, traits_type::eof()))
// results in a call to xsputn. buffer_.push_back(static_cast<Char>(ch));
return ch;
int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE }
{
if (!traits_type::eq_int_type(ch, traits_type::eof())) std::streamsize xsputn(const Char *s, std::streamsize count) FMT_OVERRIDE {
buffer_.push_back(static_cast<Char>(ch)); buffer_.append(s, s + count);
return ch; return count;
} }
std::streamsize xsputn(const Char *s, std::streamsize count) FMT_OVERRIDE
{
buffer_.append(s, s + count);
return count;
}
}; };
template<typename Char> template <typename Char>
struct test_stream : std::basic_ostream<Char> struct test_stream : std::basic_ostream<Char> {
{ private:
private: struct null;
struct null; // Hide all operator<< from std::basic_ostream<Char>.
// Hide all operator<< from std::basic_ostream<Char>. void operator<<(null);
void operator<<(null);
}; };
// Checks if T has a user-defined operator<< (e.g. not a member of // Checks if T has a user-defined operator<< (e.g. not a member of std::ostream).
// std::ostream). template <typename T, typename Char>
template<typename T, typename Char> class is_streamable {
class is_streamable private:
{ template <typename U>
private: static decltype(
template<typename U> internal::declval<test_stream<Char>&>()
static decltype(internal::declval<test_stream<Char> &>() << internal::declval<U>(), std::true_type()) test(int); << internal::declval<U>(), std::true_type()) test(int);
template<typename> template <typename>
static std::false_type test(...); static std::false_type test(...);
typedef decltype(test<T>(0)) result; typedef decltype(test<T>(0)) result;
public: public:
// std::string operator<< is not considered user-defined because we handle static const bool value = result::value;
// strings
// specially.
static const bool value = result::value && !std::is_same<T, std::string>::value;
}; };
// Disable conversion to int if T has an overloaded operator<< which is a free // Disable conversion to int if T has an overloaded operator<< which is a free
// function (not a member of std::ostream). // function (not a member of std::ostream).
template<typename T, typename Char> template <typename T, typename Char>
class convert_to_int<T, Char, true> class convert_to_int<T, Char, true> {
{ public:
public: static const bool value =
static const bool value = convert_to_int<T, Char, false>::value && !is_streamable<T, Char>::value; convert_to_int<T, Char, false>::value && !is_streamable<T, Char>::value;
}; };
// Write the content of buf to os. // Write the content of buf to os.
template<typename Char> template <typename Char>
void write(std::basic_ostream<Char> &os, basic_buffer<Char> &buf) void write(std::basic_ostream<Char> &os, basic_buffer<Char> &buf) {
{ const Char *data = buf.data();
const Char *data = buf.data(); typedef std::make_unsigned<std::streamsize>::type UnsignedStreamSize;
typedef std::make_unsigned<std::streamsize>::type UnsignedStreamSize; UnsignedStreamSize size = buf.size();
UnsignedStreamSize size = buf.size(); UnsignedStreamSize max_size =
UnsignedStreamSize max_size = internal::to_unsigned((std::numeric_limits<std::streamsize>::max)()); internal::to_unsigned((std::numeric_limits<std::streamsize>::max)());
do do {
{ UnsignedStreamSize n = size <= max_size ? size : max_size;
UnsignedStreamSize n = size <= max_size ? size : max_size; os.write(data, static_cast<std::streamsize>(n));
os.write(data, static_cast<std::streamsize>(n)); data += n;
data += n; size -= n;
size -= n; } while (size != 0);
} while (size != 0);
} }
template<typename Char, typename T> template <typename Char, typename T>
void format_value(basic_buffer<Char> &buffer, const T &value) void format_value(basic_buffer<Char> &buffer, const T &value) {
{ internal::formatbuf<Char> format_buf(buffer);
internal::formatbuf<Char> format_buf(buffer); std::basic_ostream<Char> output(&format_buf);
std::basic_ostream<Char> output(&format_buf); output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
output.exceptions(std::ios_base::failbit | std::ios_base::badbit); output << value;
output << value; buffer.resize(buffer.size());
buffer.resize(buffer.size());
} }
} // namespace internal
// Disable builtin formatting of enums and use operator<< instead.
template<typename T>
struct format_enum<T, typename std::enable_if<std::is_enum<T>::value>::type> : std::false_type
{
};
} // namespace internal
// Formats an object of type T that has an overloaded ostream operator<<. // Formats an object of type T that has an overloaded ostream operator<<.
template<typename T, typename Char> template <typename T, typename Char>
struct formatter<T, Char, typename std::enable_if<internal::is_streamable<T, Char>::value>::type> : formatter<basic_string_view<Char>, Char> struct formatter<T, Char,
{ typename std::enable_if<
internal::is_streamable<T, Char>::value &&
template<typename Context> !internal::format_type<
auto format(const T &value, Context &ctx) -> decltype(ctx.out()) typename buffer_context<Char>::type, T>::value>::type>
{ : formatter<basic_string_view<Char>, Char> {
basic_memory_buffer<Char> buffer;
internal::format_value(buffer, value); template <typename Context>
basic_string_view<Char> str(buffer.data(), buffer.size()); auto format(const T &value, Context &ctx) -> decltype(ctx.out()) {
formatter<basic_string_view<Char>, Char>::format(str, ctx); basic_memory_buffer<Char> buffer;
return ctx.out(); internal::format_value(buffer, value);
} basic_string_view<Char> str(buffer.data(), buffer.size());
return formatter<basic_string_view<Char>, Char>::format(str, ctx);
}
}; };
template<typename Char> template <typename Char>
inline void vprint( inline void vprint(std::basic_ostream<Char> &os,
std::basic_ostream<Char> &os, basic_string_view<Char> format_str, basic_format_args<typename buffer_context<Char>::type> args) basic_string_view<Char> format_str,
{ basic_format_args<typename buffer_context<Char>::type> args) {
basic_memory_buffer<Char> buffer; basic_memory_buffer<Char> buffer;
vformat_to(buffer, format_str, args); vformat_to(buffer, format_str, args);
internal::write(os, buffer); internal::write(os, buffer);
} }
/** /**
\rst \rst
@ -157,17 +141,17 @@ inline void vprint(
fmt::print(cerr, "Don't {}!", "panic"); fmt::print(cerr, "Don't {}!", "panic");
\endrst \endrst
*/ */
template<typename... Args> template <typename... Args>
inline void print(std::ostream &os, string_view format_str, const Args &... args) inline void print(std::ostream &os, string_view format_str,
{ const Args & ... args) {
vprint<char>(os, format_str, make_format_args<format_context>(args...)); vprint<char>(os, format_str, make_format_args<format_context>(args...));
} }
template<typename... Args> template <typename... Args>
inline void print(std::wostream &os, wstring_view format_str, const Args &... args) inline void print(std::wostream &os, wstring_view format_str,
{ const Args & ... args) {
vprint<wchar_t>(os, format_str, make_format_args<wformat_context>(args...)); vprint<wchar_t>(os, format_str, make_format_args<wformat_context>(args...));
} }
FMT_END_NAMESPACE FMT_END_NAMESPACE
#endif // FMT_OSTREAM_H_ #endif // FMT_OSTREAM_H_

573
include/spdlog/fmt/bundled/posix.h
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@ -10,55 +10,54 @@
#if defined(__MINGW32__) || defined(__CYGWIN__) #if defined(__MINGW32__) || defined(__CYGWIN__)
// Workaround MinGW bug https://sourceforge.net/p/mingw/bugs/2024/. // Workaround MinGW bug https://sourceforge.net/p/mingw/bugs/2024/.
#undef __STRICT_ANSI__ # undef __STRICT_ANSI__
#endif #endif
#include <errno.h> #include <errno.h>
#include <fcntl.h> // for O_RDONLY #include <fcntl.h> // for O_RDONLY
#include <locale.h> // for locale_t #include <locale.h> // for locale_t
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> // for strtod_l #include <stdlib.h> // for strtod_l
#include <cstddef> #include <cstddef>
#if defined __APPLE__ || defined(__FreeBSD__) #if defined __APPLE__ || defined(__FreeBSD__)
#include <xlocale.h> // for LC_NUMERIC_MASK on OS X # include <xlocale.h> // for LC_NUMERIC_MASK on OS X
#endif #endif
#include "format.h" #include "format.h"
#ifndef FMT_POSIX #ifndef FMT_POSIX
#if defined(_WIN32) && !defined(__MINGW32__) # if defined(_WIN32) && !defined(__MINGW32__)
// Fix warnings about deprecated symbols. // Fix warnings about deprecated symbols.
#define FMT_POSIX(call) _##call # define FMT_POSIX(call) _##call
#else # else
#define FMT_POSIX(call) call # define FMT_POSIX(call) call
#endif # endif
#endif #endif
// Calls to system functions are wrapped in FMT_SYSTEM for testability. // Calls to system functions are wrapped in FMT_SYSTEM for testability.
#ifdef FMT_SYSTEM #ifdef FMT_SYSTEM
#define FMT_POSIX_CALL(call) FMT_SYSTEM(call) # define FMT_POSIX_CALL(call) FMT_SYSTEM(call)
#else #else
#define FMT_SYSTEM(call) call # define FMT_SYSTEM(call) call
#ifdef _WIN32 # ifdef _WIN32
// Fix warnings about deprecated symbols. // Fix warnings about deprecated symbols.
#define FMT_POSIX_CALL(call) ::_##call # define FMT_POSIX_CALL(call) ::_##call
#else # else
#define FMT_POSIX_CALL(call) ::call # define FMT_POSIX_CALL(call) ::call
#endif # endif
#endif #endif
// Retries the expression while it evaluates to error_result and errno // Retries the expression while it evaluates to error_result and errno
// equals to EINTR. // equals to EINTR.
#ifndef _WIN32 #ifndef _WIN32
#define FMT_RETRY_VAL(result, expression, error_result) \ # define FMT_RETRY_VAL(result, expression, error_result) \
do \ do { \
{ \ result = (expression); \
result = (expression); \ } while (result == error_result && errno == EINTR)
} while (result == error_result && errno == EINTR)
#else #else
#define FMT_RETRY_VAL(result, expression, error_result) result = (expression) # define FMT_RETRY_VAL(result, expression, error_result) result = (expression)
#endif #endif
#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) #define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1)
@ -90,167 +89,94 @@ FMT_BEGIN_NAMESPACE
format(std::string("{}"), 42); format(std::string("{}"), 42);
\endrst \endrst
*/ */
template<typename Char> template <typename Char>
class basic_cstring_view class basic_cstring_view {
{ private:
private: const Char *data_;
const Char *data_;
public:
public: /** Constructs a string reference object from a C string. */
/** Constructs a string reference object from a C string. */ basic_cstring_view(const Char *s) : data_(s) {}
basic_cstring_view(const Char *s)
: data_(s) /**
{ \rst
} Constructs a string reference from an ``std::string`` object.
\endrst
/** */
\rst basic_cstring_view(const std::basic_string<Char> &s) : data_(s.c_str()) {}
Constructs a string reference from an ``std::string`` object.
\endrst /** Returns the pointer to a C string. */
*/ const Char *c_str() const { return data_; }
basic_cstring_view(const std::basic_string<Char> &s)
: data_(s.c_str())
{
}
/** Returns the pointer to a C string. */
const Char *c_str() const
{
return data_;
}
}; };
typedef basic_cstring_view<char> cstring_view; typedef basic_cstring_view<char> cstring_view;
typedef basic_cstring_view<wchar_t> wcstring_view; typedef basic_cstring_view<wchar_t> wcstring_view;
// An error code. // An error code.
class error_code class error_code {
{ private:
private: int value_;
int value_;
public:
public: explicit error_code(int value = 0) FMT_NOEXCEPT : value_(value) {}
explicit error_code(int value = 0) FMT_NOEXCEPT : value_(value) {}
int get() const FMT_NOEXCEPT { return value_; }
int get() const FMT_NOEXCEPT
{
return value_;
}
}; };
// A buffered file. // A buffered file.
class buffered_file class buffered_file {
{ private:
private: FILE *file_;
FILE *file_;
friend class file;
explicit buffered_file(FILE *f)
: file_(f)
{
}
public:
// Constructs a buffered_file object which doesn't represent any file.
buffered_file() FMT_NOEXCEPT : file_(FMT_NULL) {}
// Destroys the object closing the file it represents if any.
FMT_API ~buffered_file() FMT_DTOR_NOEXCEPT;
#if !FMT_USE_RVALUE_REFERENCES
// Emulate a move constructor and a move assignment operator if rvalue
// references are not supported.
private:
// A proxy object to emulate a move constructor.
// It is private to make it impossible call operator Proxy directly.
struct Proxy
{
FILE *file;
};
public:
// A "move constructor" for moving from a temporary.
buffered_file(Proxy p) FMT_NOEXCEPT : file_(p.file) {}
// A "move constructor" for moving from an lvalue.
buffered_file(buffered_file &f) FMT_NOEXCEPT : file_(f.file_)
{
f.file_ = FMT_NULL;
}
// A "move assignment operator" for moving from a temporary.
buffered_file &operator=(Proxy p)
{
close();
file_ = p.file;
return *this;
}
// A "move assignment operator" for moving from an lvalue.
buffered_file &operator=(buffered_file &other)
{
close();
file_ = other.file_;
other.file_ = FMT_NULL;
return *this;
}
// Returns a proxy object for moving from a temporary:
// buffered_file file = buffered_file(...);
operator Proxy() FMT_NOEXCEPT
{
Proxy p = {file_};
file_ = FMT_NULL;
return p;
}
#else friend class file;
private:
FMT_DISALLOW_COPY_AND_ASSIGN(buffered_file); explicit buffered_file(FILE *f) : file_(f) {}
public: public:
buffered_file(buffered_file &&other) FMT_NOEXCEPT : file_(other.file_) // Constructs a buffered_file object which doesn't represent any file.
{ buffered_file() FMT_NOEXCEPT : file_(FMT_NULL) {}
other.file_ = FMT_NULL;
} // Destroys the object closing the file it represents if any.
FMT_API ~buffered_file() FMT_DTOR_NOEXCEPT;
buffered_file &operator=(buffered_file &&other)
{ private:
close(); buffered_file(const buffered_file &) = delete;
file_ = other.file_; void operator=(const buffered_file &) = delete;
other.file_ = FMT_NULL;
return *this;
} public:
#endif buffered_file(buffered_file &&other) FMT_NOEXCEPT : file_(other.file_) {
other.file_ = FMT_NULL;
}
// Opens a file. buffered_file& operator=(buffered_file &&other) {
FMT_API buffered_file(cstring_view filename, cstring_view mode); close();
file_ = other.file_;
other.file_ = FMT_NULL;
return *this;
}
// Closes the file. // Opens a file.
FMT_API void close(); FMT_API buffered_file(cstring_view filename, cstring_view mode);
// Returns the pointer to a FILE object representing this file. // Closes the file.
FILE *get() const FMT_NOEXCEPT FMT_API void close();
{
return file_;
}
// We place parentheses around fileno to workaround a bug in some versions // Returns the pointer to a FILE object representing this file.
// of MinGW that define fileno as a macro. FILE *get() const FMT_NOEXCEPT { return file_; }
FMT_API int(fileno)() const;
void vprint(string_view format_str, format_args args) // We place parentheses around fileno to workaround a bug in some versions
{ // of MinGW that define fileno as a macro.
fmt::vprint(file_, format_str, args); FMT_API int (fileno)() const;
}
template<typename... Args> void vprint(string_view format_str, format_args args) {
inline void print(string_view format_str, const Args &... args) fmt::vprint(file_, format_str, args);
{ }
vprint(format_str, make_format_args(args...));
} template <typename... Args>
inline void print(string_view format_str, const Args & ... args) {
vprint(format_str, make_format_args(args...));
}
}; };
// A file. Closed file is represented by a file object with descriptor -1. // A file. Closed file is represented by a file object with descriptor -1.
@ -259,226 +185,139 @@ public:
// closing the file multiple times will cause a crash on Windows rather // closing the file multiple times will cause a crash on Windows rather
// than an exception. You can get standard behavior by overriding the // than an exception. You can get standard behavior by overriding the
// invalid parameter handler with _set_invalid_parameter_handler. // invalid parameter handler with _set_invalid_parameter_handler.
class file class file {
{ private:
private: int fd_; // File descriptor.
int fd_; // File descriptor.
// Constructs a file object with a given descriptor.
explicit file(int fd)
: fd_(fd)
{
}
public:
// Possible values for the oflag argument to the constructor.
enum
{
RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only.
WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only.
RDWR = FMT_POSIX(O_RDWR) // Open for reading and writing.
};
// Constructs a file object which doesn't represent any file.
file() FMT_NOEXCEPT : fd_(-1) {}
// Opens a file and constructs a file object representing this file.
FMT_API file(cstring_view path, int oflag);
#if !FMT_USE_RVALUE_REFERENCES
// Emulate a move constructor and a move assignment operator if rvalue
// references are not supported.
private:
// A proxy object to emulate a move constructor.
// It is private to make it impossible call operator Proxy directly.
struct Proxy
{
int fd;
};
public:
// A "move constructor" for moving from a temporary.
file(Proxy p) FMT_NOEXCEPT : fd_(p.fd) {}
// A "move constructor" for moving from an lvalue.
file(file &other) FMT_NOEXCEPT : fd_(other.fd_)
{
other.fd_ = -1;
}
// A "move assignment operator" for moving from a temporary.
file &operator=(Proxy p)
{
close();
fd_ = p.fd;
return *this;
}
// A "move assignment operator" for moving from an lvalue.
file &operator=(file &other)
{
close();
fd_ = other.fd_;
other.fd_ = -1;
return *this;
}
// Returns a proxy object for moving from a temporary:
// file f = file(...);
operator Proxy() FMT_NOEXCEPT
{
Proxy p = {fd_};
fd_ = -1;
return p;
}
#else // Constructs a file object with a given descriptor.
private: explicit file(int fd) : fd_(fd) {}
FMT_DISALLOW_COPY_AND_ASSIGN(file);
public:
public: // Possible values for the oflag argument to the constructor.
file(file &&other) FMT_NOEXCEPT : fd_(other.fd_) enum {
{ RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only.
other.fd_ = -1; WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only.
} RDWR = FMT_POSIX(O_RDWR) // Open for reading and writing.
};
file &operator=(file &&other)
{ // Constructs a file object which doesn't represent any file.
close(); file() FMT_NOEXCEPT : fd_(-1) {}
fd_ = other.fd_;
other.fd_ = -1; // Opens a file and constructs a file object representing this file.
return *this; FMT_API file(cstring_view path, int oflag);
}
#endif private:
file(const file &) = delete;
void operator=(const file &) = delete;
// Destroys the object closing the file it represents if any. public:
FMT_API ~file() FMT_DTOR_NOEXCEPT; file(file &&other) FMT_NOEXCEPT : fd_(other.fd_) {
other.fd_ = -1;
}
// Returns the file descriptor. file& operator=(file &&other) {
int descriptor() const FMT_NOEXCEPT close();
{ fd_ = other.fd_;
return fd_; other.fd_ = -1;
} return *this;
}
// Closes the file. // Destroys the object closing the file it represents if any.
FMT_API void close(); FMT_API ~file() FMT_DTOR_NOEXCEPT;
// Returns the file size. The size has signed type for consistency with // Returns the file descriptor.
// stat::st_size. int descriptor() const FMT_NOEXCEPT { return fd_; }
FMT_API long long size() const;
// Attempts to read count bytes from the file into the specified buffer. // Closes the file.
FMT_API std::size_t read(void *buffer, std::size_t count); FMT_API void close();
// Attempts to write count bytes from the specified buffer to the file. // Returns the file size. The size has signed type for consistency with
FMT_API std::size_t write(const void *buffer, std::size_t count); // stat::st_size.
FMT_API long long size() const;
// Duplicates a file descriptor with the dup function and returns // Attempts to read count bytes from the file into the specified buffer.
// the duplicate as a file object. FMT_API std::size_t read(void *buffer, std::size_t count);
FMT_API static file dup(int fd);
// Makes fd be the copy of this file descriptor, closing fd first if // Attempts to write count bytes from the specified buffer to the file.
// necessary. FMT_API std::size_t write(const void *buffer, std::size_t count);
FMT_API void dup2(int fd);
// Makes fd be the copy of this file descriptor, closing fd first if // Duplicates a file descriptor with the dup function and returns
// necessary. // the duplicate as a file object.
FMT_API void dup2(int fd, error_code &ec) FMT_NOEXCEPT; FMT_API static file dup(int fd);
// Creates a pipe setting up read_end and write_end file objects for reading // Makes fd be the copy of this file descriptor, closing fd first if
// and writing respectively. // necessary.
FMT_API static void pipe(file &read_end, file &write_end); FMT_API void dup2(int fd);
// Creates a buffered_file object associated with this file and detaches // Makes fd be the copy of this file descriptor, closing fd first if
// this file object from the file. // necessary.
FMT_API buffered_file fdopen(const char *mode); FMT_API void dup2(int fd, error_code &ec) FMT_NOEXCEPT;
// Creates a pipe setting up read_end and write_end file objects for reading
// and writing respectively.
FMT_API static void pipe(file &read_end, file &write_end);
// Creates a buffered_file object associated with this file and detaches
// this file object from the file.
FMT_API buffered_file fdopen(const char *mode);
}; };
// Returns the memory page size. // Returns the memory page size.
long getpagesize(); long getpagesize();
#if (defined(LC_NUMERIC_MASK) || defined(_MSC_VER)) && !defined(__ANDROID__) && !defined(__CYGWIN__) && !defined(__OpenBSD__) #if (defined(LC_NUMERIC_MASK) || defined(_MSC_VER)) && \
#define FMT_LOCALE !defined(__ANDROID__) && !defined(__CYGWIN__) && !defined(__OpenBSD__)
# define FMT_LOCALE
#endif #endif
#ifdef FMT_LOCALE #ifdef FMT_LOCALE
// A "C" numeric locale. // A "C" numeric locale.
class Locale class Locale {
{ private:
private: # ifdef _MSC_VER
#ifdef _MSC_VER typedef _locale_t locale_t;
typedef _locale_t locale_t;
enum { LC_NUMERIC_MASK = LC_NUMERIC };
enum
{ static locale_t newlocale(int category_mask, const char *locale, locale_t) {
LC_NUMERIC_MASK = LC_NUMERIC return _create_locale(category_mask, locale);
}; }
static locale_t newlocale(int category_mask, const char *locale, locale_t) static void freelocale(locale_t locale) {
{ _free_locale(locale);
return _create_locale(category_mask, locale); }
}
static double strtod_l(const char *nptr, char **endptr, _locale_t locale) {
static void freelocale(locale_t locale) return _strtod_l(nptr, endptr, locale);
{ }
_free_locale(locale); # endif
}
locale_t locale_;
static double strtod_l(const char *nptr, char **endptr, _locale_t locale)
{ Locale(const Locale &) = delete;
return _strtod_l(nptr, endptr, locale); void operator=(const Locale &) = delete;
}
#endif public:
typedef locale_t Type;
locale_t locale_;
Locale() : locale_(newlocale(LC_NUMERIC_MASK, "C", FMT_NULL)) {
FMT_DISALLOW_COPY_AND_ASSIGN(Locale); if (!locale_)
FMT_THROW(system_error(errno, "cannot create locale"));
public: }
typedef locale_t Type; ~Locale() { freelocale(locale_); }
Locale() Type get() const { return locale_; }
: locale_(newlocale(LC_NUMERIC_MASK, "C", FMT_NULL))
{ // Converts string to floating-point number and advances str past the end
if (!locale_) // of the parsed input.
FMT_THROW(system_error(errno, "cannot create locale")); double strtod(const char *&str) const {
} char *end = FMT_NULL;
~Locale() double result = strtod_l(str, &end, locale_);
{ str = end;
freelocale(locale_); return result;
} }
Type get() const
{
return locale_;
}
// Converts string to floating-point number and advances str past the end
// of the parsed input.
double strtod(const char *&str) const
{
char *end = FMT_NULL;
double result = strtod_l(str, &end, locale_);
str = end;
return result;
}
}; };
#endif // FMT_LOCALE #endif // FMT_LOCALE
FMT_END_NAMESPACE FMT_END_NAMESPACE
#if !FMT_USE_RVALUE_REFERENCES #endif // FMT_POSIX_H_
namespace std {
// For compatibility with C++98.
inline fmt::buffered_file &move(fmt::buffered_file &f)
{
return f;
}
inline fmt::file &move(fmt::file &f)
{
return f;
}
} // namespace std
#endif
#endif // FMT_POSIX_H_

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include/spdlog/fmt/bundled/printf.h
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include/spdlog/fmt/bundled/ranges.h
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// output only up to N items from the range. // output only up to N items from the range.
#ifndef FMT_RANGE_OUTPUT_LENGTH_LIMIT #ifndef FMT_RANGE_OUTPUT_LENGTH_LIMIT
#define FMT_RANGE_OUTPUT_LENGTH_LIMIT 256 # define FMT_RANGE_OUTPUT_LENGTH_LIMIT 256
#endif #endif
FMT_BEGIN_NAMESPACE FMT_BEGIN_NAMESPACE
template<typename Char> template <typename Char>
struct formatting_base struct formatting_base {
{ template <typename ParseContext>
template<typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) return ctx.begin();
{ }
return ctx.begin();
}
}; };
template<typename Char, typename Enable = void> template <typename Char, typename Enable = void>
struct formatting_range : formatting_base<Char> struct formatting_range : formatting_base<Char> {
{ static FMT_CONSTEXPR_DECL const std::size_t range_length_limit =
static FMT_CONSTEXPR_DECL const std::size_t range_length_limit = FMT_RANGE_OUTPUT_LENGTH_LIMIT; // output only up to N items from the FMT_RANGE_OUTPUT_LENGTH_LIMIT; // output only up to N items from the range.
// range. Char prefix;
Char prefix; Char delimiter;
Char delimiter; Char postfix;
Char postfix; formatting_range() : prefix('{'), delimiter(','), postfix('}') {}
formatting_range() static FMT_CONSTEXPR_DECL const bool add_delimiter_spaces = true;
: prefix('{') static FMT_CONSTEXPR_DECL const bool add_prepostfix_space = false;
, delimiter(',')
, postfix('}')
{
}
static FMT_CONSTEXPR_DECL const bool add_delimiter_spaces = true;
static FMT_CONSTEXPR_DECL const bool add_prepostfix_space = false;
}; };
template<typename Char, typename Enable = void> template <typename Char, typename Enable = void>
struct formatting_tuple : formatting_base<Char> struct formatting_tuple : formatting_base<Char> {
{ Char prefix;
Char prefix; Char delimiter;
Char delimiter; Char postfix;
Char postfix; formatting_tuple() : prefix('('), delimiter(','), postfix(')') {}
formatting_tuple() static FMT_CONSTEXPR_DECL const bool add_delimiter_spaces = true;
: prefix('(') static FMT_CONSTEXPR_DECL const bool add_prepostfix_space = false;
, delimiter(',')
, postfix(')')
{
}
static FMT_CONSTEXPR_DECL const bool add_delimiter_spaces = true;
static FMT_CONSTEXPR_DECL const bool add_prepostfix_space = false;
}; };
namespace internal { namespace internal {
template<typename RangeT, typename OutputIterator> template <typename RangeT, typename OutputIterator>
void copy(const RangeT &range, OutputIterator out) void copy(const RangeT &range, OutputIterator out) {
{ for (auto it = range.begin(), end = range.end(); it != end; ++it)
for (auto it = range.begin(), end = range.end(); it != end; ++it) *out++ = *it;
*out++ = *it;
} }
template<typename OutputIterator> template <typename OutputIterator>
void copy(const char *str, OutputIterator out) void copy(const char *str, OutputIterator out) {
{ const char *p_curr = str;
const char *p_curr = str; while (*p_curr) {
while (*p_curr) *out++ = *p_curr++;
{ }
*out++ = *p_curr++;
}
} }
template<typename OutputIterator> template <typename OutputIterator>
void copy(char ch, OutputIterator out) void copy(char ch, OutputIterator out) {
{ *out++ = ch;
*out++ = ch;
} }
/// Return true value if T has std::string interface, like std::string_view. /// Return true value if T has std::string interface, like std::string_view.
template<typename T> template <typename T>
class is_like_std_string class is_like_std_string {
{ template <typename U>
template<typename U> static auto check(U *p) ->
static auto check(U *p) -> decltype(p->find('a'), p->length(), p->data(), int()); decltype(p->find('a'), p->length(), p->data(), int());
template<typename> template <typename>
static void check(...); static void check(...);
public: public:
static FMT_CONSTEXPR_DECL const bool value = !std::is_void<decltype(check<T>(FMT_NULL))>::value; static FMT_CONSTEXPR_DECL const bool value =
!std::is_void<decltype(check<T>(FMT_NULL))>::value;
}; };
template<typename... Ts> template <typename... Ts>
struct conditional_helper struct conditional_helper {};
{
};
template<typename T, typename _ = void> template <typename T, typename _ = void>
struct is_range_ : std::false_type struct is_range_ : std::false_type {};
{
};
#if !FMT_MSC_VER || FMT_MSC_VER > 1800 #if !FMT_MSC_VER || FMT_MSC_VER > 1800
template<typename T> template <typename T>
struct is_range_<T, typename std::conditional<false, struct is_range_<T, typename std::conditional<
conditional_helper<decltype(internal::declval<T>().begin()), decltype(internal::declval<T>().end())>, void>::type> false,
: std::true_type conditional_helper<decltype(internal::declval<T>().begin()),
{ decltype(internal::declval<T>().end())>,
}; void>::type> : std::true_type {};
#endif #endif
/// tuple_size and tuple_element check. /// tuple_size and tuple_element check.
template<typename T> template <typename T>
class is_tuple_like_ class is_tuple_like_ {
{ template <typename U>
template<typename U> static auto check(U *p) ->
static auto check(U *p) -> decltype(std::tuple_size<U>::value, internal::declval<typename std::tuple_element<0, U>::type>(), int()); decltype(std::tuple_size<U>::value,
template<typename> internal::declval<typename std::tuple_element<0, U>::type>(), int());
static void check(...); template <typename>
static void check(...);
public:
static FMT_CONSTEXPR_DECL const bool value = !std::is_void<decltype(check<T>(FMT_NULL))>::value; public:
static FMT_CONSTEXPR_DECL const bool value =
!std::is_void<decltype(check<T>(FMT_NULL))>::value;
}; };
// Check for integer_sequence // Check for integer_sequence
#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VER >= 1900 #if defined(__cpp_lib_integer_sequence) || FMT_MSC_VER >= 1900
template<typename T, T... N> template <typename T, T... N>
using integer_sequence = std::integer_sequence<T, N...>; using integer_sequence = std::integer_sequence<T, N...>;
template<std::size_t... N> template <std::size_t... N>
using index_sequence = std::index_sequence<N...>; using index_sequence = std::index_sequence<N...>;
template<std::size_t N> template <std::size_t N>
using make_index_sequence = std::make_index_sequence<N>; using make_index_sequence = std::make_index_sequence<N>;
#else #else
template<typename T, T... N> template <typename T, T... N>
struct integer_sequence struct integer_sequence {
{ typedef T value_type;
typedef T value_type;
static FMT_CONSTEXPR std::size_t size() {
static FMT_CONSTEXPR std::size_t size() return sizeof...(N);
{ }
return sizeof...(N);
}
}; };
template<std::size_t... N> template <std::size_t... N>
using index_sequence = integer_sequence<std::size_t, N...>; using index_sequence = integer_sequence<std::size_t, N...>;
template<typename T, std::size_t N, T... Ns> template <typename T, std::size_t N, T... Ns>
struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> {};
{ template <typename T, T... Ns>
}; struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> {};
template<typename T, T... Ns>
struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...>
{
};
template<std::size_t N> template <std::size_t N>
using make_index_sequence = make_integer_sequence<std::size_t, N>; using make_index_sequence = make_integer_sequence<std::size_t, N>;
#endif #endif
template<class Tuple, class F, size_t... Is> template <class Tuple, class F, size_t... Is>
void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) FMT_NOEXCEPT void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) FMT_NOEXCEPT {
{ using std::get;
using std::get; // using free function get<I>(T) now.
// using free function get<I>(T) now. const int _[] = {0, ((void)f(get<Is>(tup)), 0)...};
const int _[] = {0, ((void)f(get<Is>(tup)), 0)...}; (void)_; // blocks warnings
(void)_; // blocks warnings
} }
template<class T> template <class T>
FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes(T const &) FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value>
{ get_indexes(T const &) { return {}; }
return {};
}
template<class Tuple, class F> template <class Tuple, class F>
void for_each(Tuple &&tup, F &&f) void for_each(Tuple &&tup, F &&f) {
{ const auto indexes = get_indexes(tup);
const auto indexes = get_indexes(tup); for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f));
for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f));
} }
template<typename Arg> template<typename Arg>
FMT_CONSTEXPR const char *format_str_quoted( FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const Arg&,
bool add_space, const Arg &, typename std::enable_if<!is_like_std_string<typename std::decay<Arg>::type>::value>::type * = nullptr) typename std::enable_if<
{ !is_like_std_string<typename std::decay<Arg>::type>::value>::type* = nullptr) {
return add_space ? " {}" : "{}"; return add_space ? " {}" : "{}";
} }
template<typename Arg> template<typename Arg>
FMT_CONSTEXPR const char *format_str_quoted( FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const Arg&,
bool add_space, const Arg &, typename std::enable_if<is_like_std_string<typename std::decay<Arg>::type>::value>::type * = nullptr) typename std::enable_if<
{ is_like_std_string<typename std::decay<Arg>::type>::value>::type* = nullptr) {
return add_space ? " \"{}\"" : "\"{}\""; return add_space ? " \"{}\"" : "\"{}\"";
} }
FMT_CONSTEXPR const char *format_str_quoted(bool add_space, const char *) FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const char*) {
{ return add_space ? " \"{}\"" : "\"{}\"";
return add_space ? " \"{}\"" : "\"{}\"";
} }
FMT_CONSTEXPR const wchar_t *format_str_quoted(bool add_space, const wchar_t *) FMT_CONSTEXPR const wchar_t* format_str_quoted(bool add_space, const wchar_t*) {
{
return add_space ? L" \"{}\"" : L"\"{}\""; return add_space ? L" \"{}\"" : L"\"{}\"";
} }
FMT_CONSTEXPR const char *format_str_quoted(bool add_space, const char) FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const char) {
{
return add_space ? " '{}'" : "'{}'"; return add_space ? " '{}'" : "'{}'";
} }
FMT_CONSTEXPR const wchar_t *format_str_quoted(bool add_space, const wchar_t) FMT_CONSTEXPR const wchar_t* format_str_quoted(bool add_space, const wchar_t) {
{
return add_space ? L" '{}'" : L"'{}'"; return add_space ? L" '{}'" : L"'{}'";
} }
} // namespace internal } // namespace internal
template<typename T> template <typename T>
struct is_tuple_like struct is_tuple_like {
{ static FMT_CONSTEXPR_DECL const bool value =
static FMT_CONSTEXPR_DECL const bool value = internal::is_tuple_like_<T>::value && !internal::is_range_<T>::value; internal::is_tuple_like_<T>::value && !internal::is_range_<T>::value;
}; };
template<typename TupleT, typename Char> template <typename TupleT, typename Char>
struct formatter<TupleT, Char, typename std::enable_if<fmt::is_tuple_like<TupleT>::value>::type> struct formatter<TupleT, Char,
{ typename std::enable_if<fmt::is_tuple_like<TupleT>::value>::type> {
private: private:
// C++11 generic lambda for format() // C++11 generic lambda for format()
template<typename FormatContext> template <typename FormatContext>
struct format_each struct format_each {
{ template <typename T>
template<typename T> void operator()(const T& v) {
void operator()(const T &v) if (i > 0) {
{ if (formatting.add_prepostfix_space) {
if (i > 0) *out++ = ' ';
{
if (formatting.add_prepostfix_space)
{
*out++ = ' ';
}
internal::copy(formatting.delimiter, out);
}
format_to(out, internal::format_str_quoted((formatting.add_delimiter_spaces && i > 0), v), v);
++i;
} }
internal::copy(formatting.delimiter, out);
}
format_to(out,
internal::format_str_quoted(
(formatting.add_delimiter_spaces && i > 0), v),
v);
++i;
}
formatting_tuple<Char> &formatting; formatting_tuple<Char>& formatting;
std::size_t &i; std::size_t& i;
typename std::add_lvalue_reference<decltype(std::declval<FormatContext>().out())>::type out; typename std::add_lvalue_reference<decltype(std::declval<FormatContext>().out())>::type out;
}; };
public: public:
formatting_tuple<Char> formatting; formatting_tuple<Char> formatting;
template<typename ParseContext> template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
{ return formatting.parse(ctx);
return formatting.parse(ctx); }
template <typename FormatContext = format_context>
auto format(const TupleT &values, FormatContext &ctx) -> decltype(ctx.out()) {
auto out = ctx.out();
std::size_t i = 0;
internal::copy(formatting.prefix, out);
internal::for_each(values, format_each<FormatContext>{formatting, i, out});
if (formatting.add_prepostfix_space) {
*out++ = ' ';
} }
internal::copy(formatting.postfix, out);
template<typename FormatContext = format_context> return ctx.out();
auto format(const TupleT &values, FormatContext &ctx) -> decltype(ctx.out()) }
{
auto out = ctx.out();
std::size_t i = 0;
internal::copy(formatting.prefix, out);
internal::for_each(values, format_each<FormatContext>{formatting, i, out});
if (formatting.add_prepostfix_space)
{
*out++ = ' ';
}
internal::copy(formatting.postfix, out);
return ctx.out();
}
}; };
template<typename T> template <typename T>
struct is_range struct is_range {
{ static FMT_CONSTEXPR_DECL const bool value =
static FMT_CONSTEXPR_DECL const bool value = internal::is_range_<T>::value && !internal::is_like_std_string<T>::value; internal::is_range_<T>::value && !internal::is_like_std_string<T>::value;
}; };
template<typename RangeT, typename Char> template <typename RangeT, typename Char>
struct formatter<RangeT, Char, typename std::enable_if<fmt::is_range<RangeT>::value>::type> struct formatter<RangeT, Char,
{ typename std::enable_if<fmt::is_range<RangeT>::value>::type> {
formatting_range<Char> formatting; formatting_range<Char> formatting;
template<typename ParseContext> template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
{ return formatting.parse(ctx);
return formatting.parse(ctx); }
}
template <typename FormatContext>
template<typename FormatContext> typename FormatContext::iterator format(
typename FormatContext::iterator format(const RangeT &values, FormatContext &ctx) const RangeT &values, FormatContext &ctx) {
{ auto out = ctx.out();
auto out = ctx.out(); internal::copy(formatting.prefix, out);
internal::copy(formatting.prefix, out); std::size_t i = 0;
std::size_t i = 0; for (auto it = values.begin(), end = values.end(); it != end; ++it) {
for (auto it = values.begin(), end = values.end(); it != end; ++it) if (i > 0) {
{ if (formatting.add_prepostfix_space) {
if (i > 0) *out++ = ' ';
{
if (formatting.add_prepostfix_space)
{
*out++ = ' ';
}
internal::copy(formatting.delimiter, out);
}
format_to(out, internal::format_str_quoted((formatting.add_delimiter_spaces && i > 0), *it), *it);
if (++i > formatting.range_length_limit)
{
format_to(out, " ... <other elements>");
break;
}
} }
if (formatting.add_prepostfix_space) internal::copy(formatting.delimiter, out);
{ }
*out++ = ' '; format_to(out,
} internal::format_str_quoted(
internal::copy(formatting.postfix, out); (formatting.add_delimiter_spaces && i > 0), *it),
return ctx.out(); *it);
if (++i > formatting.range_length_limit) {
format_to(out, " ... <other elements>");
break;
}
}
if (formatting.add_prepostfix_space) {
*out++ = ' ';
} }
internal::copy(formatting.postfix, out);
return ctx.out();
}
}; };
FMT_END_NAMESPACE FMT_END_NAMESPACE
#endif // FMT_RANGES_H_ #endif // FMT_RANGES_H_

286
include/spdlog/fmt/bundled/time.h
Unescape Escape View File

@ -9,191 +9,143 @@
#define FMT_TIME_H_ #define FMT_TIME_H_
#include "format.h" #include "format.h"
#include <ctime>
FMT_BEGIN_NAMESPACE FMT_BEGIN_NAMESPACE
namespace internal { namespace internal{
inline null<> localtime_r(...) inline null<> localtime_r(...) { return null<>(); }
{ inline null<> localtime_s(...) { return null<>(); }
return null<>(); inline null<> gmtime_r(...) { return null<>(); }
} inline null<> gmtime_s(...) { return null<>(); }
inline null<> localtime_s(...)
{
return null<>();
}
inline null<> gmtime_r(...)
{
return null<>();
} }
inline null<> gmtime_s(...)
{
return null<>();
}
} // namespace internal
// Thread-safe replacement for std::localtime // Thread-safe replacement for std::localtime
inline std::tm localtime(std::time_t time) inline std::tm localtime(std::time_t time) {
{ struct dispatcher {
struct dispatcher std::time_t time_;
{ std::tm tm_;
std::time_t time_;
std::tm tm_; dispatcher(std::time_t t): time_(t) {}
dispatcher(std::time_t t) bool run() {
: time_(t) using namespace fmt::internal;
{ return handle(localtime_r(&time_, &tm_));
} }
bool run() bool handle(std::tm *tm) { return tm != FMT_NULL; }
{
using namespace fmt::internal; bool handle(internal::null<>) {
return handle(localtime_r(&time_, &tm_)); using namespace fmt::internal;
} return fallback(localtime_s(&tm_, &time_));
}
bool handle(std::tm *tm)
{ bool fallback(int res) { return res == 0; }
return tm != FMT_NULL;
} bool fallback(internal::null<>) {
using namespace fmt::internal;
bool handle(internal::null<>) std::tm *tm = std::localtime(&time_);
{ if (tm) tm_ = *tm;
using namespace fmt::internal; return tm != FMT_NULL;
return fallback(localtime_s(&tm_, &time_)); }
} };
dispatcher lt(time);
bool fallback(int res) if (lt.run())
{ return lt.tm_;
return res == 0; // Too big time values may be unsupported.
} FMT_THROW(format_error("time_t value out of range"));
bool fallback(internal::null<>)
{
using namespace fmt::internal;
std::tm *tm = std::localtime(&time_);
if (tm)
tm_ = *tm;
return tm != FMT_NULL;
}
};
dispatcher lt(time);
if (lt.run())
return lt.tm_;
// Too big time values may be unsupported.
FMT_THROW(format_error("time_t value out of range"));
} }
// Thread-safe replacement for std::gmtime // Thread-safe replacement for std::gmtime
inline std::tm gmtime(std::time_t time) inline std::tm gmtime(std::time_t time) {
{ struct dispatcher {
struct dispatcher std::time_t time_;
{ std::tm tm_;
std::time_t time_;
std::tm tm_; dispatcher(std::time_t t): time_(t) {}
dispatcher(std::time_t t) bool run() {
: time_(t) using namespace fmt::internal;
{ return handle(gmtime_r(&time_, &tm_));
} }
bool run() bool handle(std::tm *tm) { return tm != FMT_NULL; }
{
using namespace fmt::internal; bool handle(internal::null<>) {
return handle(gmtime_r(&time_, &tm_)); using namespace fmt::internal;
} return fallback(gmtime_s(&tm_, &time_));
}
bool handle(std::tm *tm)
{ bool fallback(int res) { return res == 0; }
return tm != FMT_NULL;
} bool fallback(internal::null<>) {
std::tm *tm = std::gmtime(&time_);
bool handle(internal::null<>) if (tm) tm_ = *tm;
{ return tm != FMT_NULL;
using namespace fmt::internal; }
return fallback(gmtime_s(&tm_, &time_)); };
} dispatcher gt(time);
if (gt.run())
bool fallback(int res) return gt.tm_;
{ // Too big time values may be unsupported.
return res == 0; FMT_THROW(format_error("time_t value out of range"));
}
bool fallback(internal::null<>)
{
std::tm *tm = std::gmtime(&time_);
if (tm)
tm_ = *tm;
return tm != FMT_NULL;
}
};
dispatcher gt(time);
if (gt.run())
return gt.tm_;
// Too big time values may be unsupported.
FMT_THROW(format_error("time_t value out of range"));
} }
namespace internal { namespace internal {
inline std::size_t strftime(char *str, std::size_t count, const char *format, const std::tm *time) inline std::size_t strftime(char *str, std::size_t count, const char *format,
{ const std::tm *time) {
return std::strftime(str, count, format, time); return std::strftime(str, count, format, time);
} }
inline std::size_t strftime(wchar_t *str, std::size_t count, const wchar_t *format, const std::tm *time) inline std::size_t strftime(wchar_t *str, std::size_t count,
{ const wchar_t *format, const std::tm *time) {
return std::wcsftime(str, count, format, time); return std::wcsftime(str, count, format, time);
}
} }
} // namespace internal
template<typename Char>
struct formatter<std::tm, Char>
{
template<typename ParseContext>
auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
auto it = internal::null_terminating_iterator<Char>(ctx);
if (*it == ':')
++it;
auto end = it;
while (*end && *end != '}')
++end;
tm_format.reserve(end - it + 1);
using internal::pointer_from;
tm_format.append(pointer_from(it), pointer_from(end));
tm_format.push_back('\0');
return pointer_from(end);
}
template<typename FormatContext> template <typename Char>
auto format(const std::tm &tm, FormatContext &ctx) -> decltype(ctx.out()) struct formatter<std::tm, Char> {
{ template <typename ParseContext>
internal::basic_buffer<Char> &buf = internal::get_container(ctx.out()); auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
std::size_t start = buf.size(); auto it = internal::null_terminating_iterator<Char>(ctx);
for (;;) if (*it == ':')
{ ++it;
std::size_t size = buf.capacity() - start; auto end = it;
std::size_t count = internal::strftime(&buf[start], size, &tm_format[0], &tm); while (*end && *end != '}')
if (count != 0) ++end;
{ tm_format.reserve(end - it + 1);
buf.resize(start + count); using internal::pointer_from;
break; tm_format.append(pointer_from(it), pointer_from(end));
} tm_format.push_back('\0');
if (size >= tm_format.size() * 256) return pointer_from(end);
{ }
// If the buffer is 256 times larger than the format string, assume
// that `strftime` gives an empty result. There doesn't seem to be a template <typename FormatContext>
// better way to distinguish the two cases: auto format(const std::tm &tm, FormatContext &ctx) -> decltype(ctx.out()) {
// https://github.com/fmtlib/fmt/issues/367 internal::basic_buffer<Char> &buf = internal::get_container(ctx.out());
break; std::size_t start = buf.size();
} for (;;) {
const std::size_t MIN_GROWTH = 10; std::size_t size = buf.capacity() - start;
buf.reserve(buf.capacity() + (size > MIN_GROWTH ? size : MIN_GROWTH)); std::size_t count =
} internal::strftime(&buf[start], size, &tm_format[0], &tm);
return ctx.out(); if (count != 0) {
buf.resize(start + count);
break;
}
if (size >= tm_format.size() * 256) {
// If the buffer is 256 times larger than the format string, assume
// that `strftime` gives an empty result. There doesn't seem to be a
// better way to distinguish the two cases:
// https://github.com/fmtlib/fmt/issues/367
break;
}
const std::size_t MIN_GROWTH = 10;
buf.reserve(buf.capacity() + (size > MIN_GROWTH ? size : MIN_GROWTH));
} }
return ctx.out();
}
basic_memory_buffer<Char> tm_format; basic_memory_buffer<Char> tm_format;
}; };
FMT_END_NAMESPACE FMT_END_NAMESPACE
#endif // FMT_TIME_H_ #endif // FMT_TIME_H_

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