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Upgraded to fmt ver 5.2.0

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pull/836/merge
gabime 7 years ago
parent f4ac67ae1c
commit 3771d12992
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278
include/spdlog/fmt/bundled/color.h
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// Formatting library for C++ - color support
//
// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors
// All rights reserved.
//
// For the license information refer to format.h.
#ifndef FMT_COLOR_H_
#define FMT_COLOR_H_
#include "format.h"
FMT_BEGIN_NAMESPACE
#ifdef FMT_DEPRECATED_COLORS
// color and (v)print_colored are deprecated.
enum color { black, red, green, yellow, blue, magenta, cyan, white };
FMT_API void vprint_colored(color c, string_view format, format_args args);
FMT_API void vprint_colored(color c, wstring_view format, wformat_args args);
template <typename... Args>
inline void print_colored(color c, string_view format_str,
const Args & ... args) {
vprint_colored(c, format_str, make_format_args(args...));
}
template <typename... Args>
inline void print_colored(color c, wstring_view format_str,
const Args & ... args) {
vprint_colored(c, format_str, make_format_args<wformat_context>(args...));
}
inline void vprint_colored(color c, string_view format, format_args args) {
char escape[] = "\x1b[30m";
escape[3] = static_cast<char>('0' + c);
std::fputs(escape, stdout);
vprint(format, args);
std::fputs(internal::data::RESET_COLOR, stdout);
}
inline 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);
std::fputws(escape, stdout);
vprint(format, args);
std::fputws(internal::data::WRESET_COLOR, stdout);
}
#else
// Experimental color support.
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_aquamarine = 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 color
// 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) {}
FMT_CONSTEXPR_DECL rgb(color hex)
: r((uint32_t(hex) >> 16) & 0xFF), g((uint32_t(hex) >> 8) & 0xFF),
b(uint32_t(hex) & 0xFF) {}
uint8_t r;
uint8_t g;
uint8_t b;
};
void vprint_rgb(rgb fd, string_view format, format_args args);
void vprint_rgb(rgb fd, rgb bg, string_view format, format_args args);
/**
Formats a string and prints it to stdout using ANSI escape sequences to
specify foreground color 'fd'.
Example:
fmt::print(fmt::color::red, "Elapsed time: {0:.2f} seconds", 1.23);
*/
template <typename... Args>
inline void print(rgb fd, string_view format_str, const Args & ... args) {
vprint_rgb(fd, format_str, make_format_args(args...));
}
/**
Formats a string and prints it to stdout using ANSI escape sequences to
specify foreground color 'fd' and background color 'bg'.
Example:
fmt::print(fmt::color::red, fmt::color::black,
"Elapsed time: {0:.2f} seconds", 1.23);
*/
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...));
}
namespace internal {
FMT_CONSTEXPR 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
inline void vprint_rgb(rgb fd, string_view format, format_args args) {
char escape_fd[] = "\x1b[38;2;000;000;000m";
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(internal::data::RESET_COLOR, stdout);
}
inline 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
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(internal::data::RESET_COLOR, stdout);
}
#endif
FMT_END_NAMESPACE
#endif // FMT_COLOR_H_

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include/spdlog/fmt/bundled/core.h
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include/spdlog/fmt/bundled/format-inl.h
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include/spdlog/fmt/bundled/format.h
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include/spdlog/fmt/bundled/ostream.h
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@ -14,22 +14,18 @@
FMT_BEGIN_NAMESPACE
namespace internal {
template<class Char>
class formatbuf : public std::basic_streambuf<Char>
{
private:
template <class Char>
class formatbuf : public std::basic_streambuf<Char> {
private:
typedef typename std::basic_streambuf<Char>::int_type int_type;
typedef typename std::basic_streambuf<Char>::traits_type traits_type;
basic_buffer<Char> &buffer_;
public:
formatbuf(basic_buffer<Char> &buffer)
: buffer_(buffer)
{
}
public:
formatbuf(basic_buffer<Char> &buffer) : buffer_(buffer) {}
protected:
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
@ -37,69 +33,53 @@ protected:
// to overflow. There is no disadvantage here for sputn since this always
// results in a call to xsputn.
int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE
{
int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE {
if (!traits_type::eq_int_type(ch, traits_type::eof()))
buffer_.push_back(static_cast<Char>(ch));
return ch;
}
std::streamsize xsputn(const Char *s, std::streamsize count) FMT_OVERRIDE
{
std::streamsize xsputn(const Char *s, std::streamsize count) FMT_OVERRIDE {
buffer_.append(s, s + count);
return count;
}
};
template<typename Char>
struct test_stream : std::basic_ostream<Char>
{
private:
template <typename Char>
struct test_stream : std::basic_ostream<Char> {
private:
struct null;
// Hide all operator<< from std::basic_ostream<Char>.
void operator<<(null);
};
// Checks if T has a user-defined operator<< (e.g. not a member of
// std::ostream).
template<typename T, typename Char>
class is_streamable
{
private:
template<typename U>
static decltype(internal::declval<test_stream<Char> &>() << internal::declval<U>(), std::true_type()) test(int);
// Checks if T has a user-defined operator<< (e.g. not a member of std::ostream).
template <typename T, typename Char>
class is_streamable {
private:
template <typename U>
static decltype(
internal::declval<test_stream<Char>&>()
<< internal::declval<U>(), std::true_type()) test(int);
template<typename>
template <typename>
static std::false_type test(...);
typedef decltype(test<T>(0)) result;
public:
// std::string operator<< is not considered user-defined because we handle
// 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
// function (not a member of std::ostream).
template<typename T, typename Char>
class convert_to_int<T, Char, true>
{
public:
static const bool value = convert_to_int<T, Char, false>::value && !is_streamable<T, Char>::value;
public:
static const bool value = result::value;
};
// Write the content of buf to os.
template<typename Char>
void write(std::basic_ostream<Char> &os, basic_buffer<Char> &buf)
{
template <typename Char>
void write(std::basic_ostream<Char> &os, basic_buffer<Char> &buf) {
const Char *data = buf.data();
typedef std::make_unsigned<std::streamsize>::type UnsignedStreamSize;
UnsignedStreamSize size = buf.size();
UnsignedStreamSize max_size = internal::to_unsigned((std::numeric_limits<std::streamsize>::max)());
do
{
UnsignedStreamSize max_size =
internal::to_unsigned((std::numeric_limits<std::streamsize>::max)());
do {
UnsignedStreamSize n = size <= max_size ? size : max_size;
os.write(data, static_cast<std::streamsize>(n));
data += n;
@ -107,43 +87,47 @@ void write(std::basic_ostream<Char> &os, basic_buffer<Char> &buf)
} while (size != 0);
}
template<typename Char, typename T>
void format_value(basic_buffer<Char> &buffer, const T &value)
{
template <typename Char, typename T>
void format_value(basic_buffer<Char> &buffer, const T &value) {
internal::formatbuf<Char> format_buf(buffer);
std::basic_ostream<Char> output(&format_buf);
output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
output << value;
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
{
// Disable conversion to int if T has an overloaded operator<< which is a free
// function (not a member of std::ostream).
template <typename T, typename Char>
struct convert_to_int<T, Char, void> {
static const bool value =
convert_to_int<T, Char, int>::value &&
!internal::is_streamable<T, Char>::value;
};
} // namespace internal
// Formats an object of type T that has an overloaded ostream operator<<.
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>
{
template<typename Context>
auto format(const T &value, Context &ctx) -> decltype(ctx.out())
{
template <typename T, typename Char>
struct formatter<T, Char,
typename std::enable_if<
internal::is_streamable<T, Char>::value &&
!internal::format_type<
typename buffer_context<Char>::type, T>::value>::type>
: formatter<basic_string_view<Char>, Char> {
template <typename Context>
auto format(const T &value, Context &ctx) -> decltype(ctx.out()) {
basic_memory_buffer<Char> buffer;
internal::format_value(buffer, value);
basic_string_view<Char> str(buffer.data(), buffer.size());
formatter<basic_string_view<Char>, Char>::format(str, ctx);
return ctx.out();
return formatter<basic_string_view<Char>, Char>::format(str, ctx);
}
};
template<typename Char>
inline void vprint(
std::basic_ostream<Char> &os, basic_string_view<Char> format_str, basic_format_args<typename buffer_context<Char>::type> args)
{
template <typename Char>
inline void vprint(std::basic_ostream<Char> &os,
basic_string_view<Char> format_str,
basic_format_args<typename buffer_context<Char>::type> args) {
basic_memory_buffer<Char> buffer;
vformat_to(buffer, format_str, args);
internal::write(os, buffer);
@ -157,15 +141,15 @@ inline void vprint(
fmt::print(cerr, "Don't {}!", "panic");
\endrst
*/
template<typename... Args>
inline void print(std::ostream &os, string_view format_str, const Args &... args)
{
template <typename... 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...));
}
template<typename... Args>
inline void print(std::wostream &os, wstring_view format_str, const Args &... args)
{
template <typename... 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...));
}
FMT_END_NAMESPACE

308
include/spdlog/fmt/bundled/posix.h
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@ -10,7 +10,7 @@
#if defined(__MINGW32__) || defined(__CYGWIN__)
// Workaround MinGW bug https://sourceforge.net/p/mingw/bugs/2024/.
#undef __STRICT_ANSI__
# undef __STRICT_ANSI__
#endif
#include <errno.h>
@ -22,43 +22,42 @@
#include <cstddef>
#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
#include "format.h"
#ifndef FMT_POSIX
#if defined(_WIN32) && !defined(__MINGW32__)
# if defined(_WIN32) && !defined(__MINGW32__)
// Fix warnings about deprecated symbols.
#define FMT_POSIX(call) _##call
#else
#define FMT_POSIX(call) call
#endif
# define FMT_POSIX(call) _##call
# else
# define FMT_POSIX(call) call
# endif
#endif
// Calls to system functions are wrapped in FMT_SYSTEM for testability.
#ifdef FMT_SYSTEM
#define FMT_POSIX_CALL(call) FMT_SYSTEM(call)
# define FMT_POSIX_CALL(call) FMT_SYSTEM(call)
#else
#define FMT_SYSTEM(call) call
#ifdef _WIN32
# define FMT_SYSTEM(call) call
# ifdef _WIN32
// Fix warnings about deprecated symbols.
#define FMT_POSIX_CALL(call) ::_##call
#else
#define FMT_POSIX_CALL(call) ::call
#endif
# define FMT_POSIX_CALL(call) ::_##call
# else
# define FMT_POSIX_CALL(call) ::call
# endif
#endif
// Retries the expression while it evaluates to error_result and errno
// equals to EINTR.
#ifndef _WIN32
#define FMT_RETRY_VAL(result, expression, error_result) \
do \
{ \
# define FMT_RETRY_VAL(result, expression, error_result) \
do { \
result = (expression); \
} while (result == error_result && errno == EINTR)
#else
#define FMT_RETRY_VAL(result, expression, error_result) result = (expression)
# define FMT_RETRY_VAL(result, expression, error_result) result = (expression)
#endif
#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1)
@ -90,140 +89,72 @@ FMT_BEGIN_NAMESPACE
format(std::string("{}"), 42);
\endrst
*/
template<typename Char>
class basic_cstring_view
{
private:
template <typename Char>
class basic_cstring_view {
private:
const Char *data_;
public:
public:
/** 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
*/
basic_cstring_view(const std::basic_string<Char> &s)
: data_(s.c_str())
{
}
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_;
}
const Char *c_str() const { return data_; }
};
typedef basic_cstring_view<char> cstring_view;
typedef basic_cstring_view<wchar_t> wcstring_view;
// An error code.
class error_code
{
private:
class error_code {
private:
int value_;
public:
public:
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.
class buffered_file
{
private:
class buffered_file {
private:
FILE *file_;
friend class file;
explicit buffered_file(FILE *f)
: file_(f)
{
}
explicit buffered_file(FILE *f) : file_(f) {}
public:
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;
}
private:
buffered_file(const buffered_file &) = delete;
void operator=(const buffered_file &) = delete;
// 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
private:
FMT_DISALLOW_COPY_AND_ASSIGN(buffered_file);
public:
buffered_file(buffered_file &&other) FMT_NOEXCEPT : file_(other.file_)
{
public:
buffered_file(buffered_file &&other) FMT_NOEXCEPT : file_(other.file_) {
other.file_ = FMT_NULL;
}
buffered_file &operator=(buffered_file &&other)
{
buffered_file& operator=(buffered_file &&other) {
close();
file_ = other.file_;
other.file_ = FMT_NULL;
return *this;
}
#endif
// Opens a file.
FMT_API buffered_file(cstring_view filename, cstring_view mode);
@ -232,23 +163,18 @@ public:
FMT_API void close();
// Returns the pointer to a FILE object representing this file.
FILE *get() const FMT_NOEXCEPT
{
return file_;
}
FILE *get() const FMT_NOEXCEPT { return file_; }
// We place parentheses around fileno to workaround a bug in some versions
// of MinGW that define fileno as a macro.
FMT_API int(fileno)() const;
FMT_API int (fileno)() const;
void vprint(string_view format_str, format_args args)
{
void vprint(string_view format_str, format_args args) {
fmt::vprint(file_, format_str, args);
}
template<typename... Args>
inline void print(string_view format_str, const Args &... args)
{
template <typename... Args>
inline void print(string_view format_str, const Args & ... args) {
vprint(format_str, make_format_args(args...));
}
};
@ -259,21 +185,16 @@ public:
// closing the file multiple times will cause a crash on Windows rather
// than an exception. You can get standard behavior by overriding the
// invalid parameter handler with _set_invalid_parameter_handler.
class file
{
private:
class file {
private:
int fd_; // File descriptor.
// Constructs a file object with a given descriptor.
explicit file(int fd)
: fd_(fd)
{
}
explicit file(int fd) : fd_(fd) {}
public:
public:
// Possible values for the oflag argument to the constructor.
enum
{
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.
@ -285,81 +206,27 @@ public:
// 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) {}
private:
file(const file &) = delete;
void operator=(const file &) = delete;
// A "move constructor" for moving from an lvalue.
file(file &other) FMT_NOEXCEPT : fd_(other.fd_)
{
public:
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)
{
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
private:
FMT_DISALLOW_COPY_AND_ASSIGN(file);
public:
file(file &&other) FMT_NOEXCEPT : fd_(other.fd_)
{
other.fd_ = -1;
}
file &operator=(file &&other)
{
close();
fd_ = other.fd_;
other.fd_ = -1;
return *this;
}
#endif
// Destroys the object closing the file it represents if any.
FMT_API ~file() FMT_DTOR_NOEXCEPT;
// Returns the file descriptor.
int descriptor() const FMT_NOEXCEPT
{
return fd_;
}
int descriptor() const FMT_NOEXCEPT { return fd_; }
// Closes the file.
FMT_API void close();
@ -398,66 +265,53 @@ public:
// Returns the memory page size.
long getpagesize();
#if (defined(LC_NUMERIC_MASK) || defined(_MSC_VER)) && !defined(__ANDROID__) && !defined(__CYGWIN__) && !defined(__OpenBSD__)
#define FMT_LOCALE
#if (defined(LC_NUMERIC_MASK) || defined(_MSC_VER)) && \
!defined(__ANDROID__) && !defined(__CYGWIN__) && !defined(__OpenBSD__) && \
!defined(__NEWLIB_H__)
# define FMT_LOCALE
#endif
#ifdef FMT_LOCALE
// A "C" numeric locale.
class Locale
{
private:
#ifdef _MSC_VER
class Locale {
private:
# ifdef _MSC_VER
typedef _locale_t locale_t;
enum
{
LC_NUMERIC_MASK = LC_NUMERIC
};
enum { LC_NUMERIC_MASK = LC_NUMERIC };
static locale_t newlocale(int category_mask, const char *locale, locale_t)
{
static locale_t newlocale(int category_mask, const char *locale, locale_t) {
return _create_locale(category_mask, locale);
}
static void freelocale(locale_t locale)
{
static void freelocale(locale_t locale) {
_free_locale(locale);
}
static double strtod_l(const char *nptr, char **endptr, _locale_t locale)
{
static double strtod_l(const char *nptr, char **endptr, _locale_t locale) {
return _strtod_l(nptr, endptr, locale);
}
#endif
# endif
locale_t locale_;
FMT_DISALLOW_COPY_AND_ASSIGN(Locale);
Locale(const Locale &) = delete;
void operator=(const Locale &) = delete;
public:
public:
typedef locale_t Type;
Locale()
: locale_(newlocale(LC_NUMERIC_MASK, "C", FMT_NULL))
{
Locale() : locale_(newlocale(LC_NUMERIC_MASK, "C", FMT_NULL)) {
if (!locale_)
FMT_THROW(system_error(errno, "cannot create locale"));
}
~Locale()
{
freelocale(locale_);
}
~Locale() { freelocale(locale_); }
Type get() const
{
return locale_;
}
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
{
double strtod(const char *&str) const {
char *end = FMT_NULL;
double result = strtod_l(str, &end, locale_);
str = end;
@ -467,18 +321,4 @@ public:
#endif // FMT_LOCALE
FMT_END_NAMESPACE
#if !FMT_USE_RVALUE_REFERENCES
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_

569
include/spdlog/fmt/bundled/printf.h
Unescape Escape View File

@ -18,141 +18,111 @@ namespace internal {
// Checks if a value fits in int - used to avoid warnings about comparing
// signed and unsigned integers.
template<bool IsSigned>
struct int_checker
{
template<typename T>
static bool fits_in_int(T value)
{
template <bool IsSigned>
struct int_checker {
template <typename T>
static bool fits_in_int(T value) {
unsigned max = std::numeric_limits<int>::max();
return value <= max;
}
static bool fits_in_int(bool)
{
return true;
}
static bool fits_in_int(bool) { return true; }
};
template<>
struct int_checker<true>
{
template<typename T>
static bool fits_in_int(T value)
{
return value >= std::numeric_limits<int>::min() && value <= std::numeric_limits<int>::max();
}
static bool fits_in_int(int)
{
return true;
template <>
struct int_checker<true> {
template <typename T>
static bool fits_in_int(T value) {
return value >= std::numeric_limits<int>::min() &&
value <= std::numeric_limits<int>::max();
}
static bool fits_in_int(int) { return true; }
};
class printf_precision_handler : public function<int>
{
public:
template<typename T>
typename std::enable_if<std::is_integral<T>::value, int>::type operator()(T value)
{
class printf_precision_handler: public function<int> {
public:
template <typename T>
typename std::enable_if<std::is_integral<T>::value, int>::type
operator()(T value) {
if (!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value))
FMT_THROW(format_error("number is too big"));
return static_cast<int>(value);
}
template<typename T>
typename std::enable_if<!std::is_integral<T>::value, int>::type operator()(T)
{
template <typename T>
typename std::enable_if<!std::is_integral<T>::value, int>::type operator()(T) {
FMT_THROW(format_error("precision is not integer"));
return 0;
}
};
// An argument visitor that returns true iff arg is a zero integer.
class is_zero_int : public function<bool>
{
public:
template<typename T>
typename std::enable_if<std::is_integral<T>::value, bool>::type operator()(T value)
{
return value == 0;
}
template<typename T>
typename std::enable_if<!std::is_integral<T>::value, bool>::type operator()(T)
{
return false;
}
class is_zero_int: public function<bool> {
public:
template <typename T>
typename std::enable_if<std::is_integral<T>::value, bool>::type
operator()(T value) { return value == 0; }
template <typename T>
typename std::enable_if<!std::is_integral<T>::value, bool>::type
operator()(T) { return false; }
};
template<typename T>
struct make_unsigned_or_bool : std::make_unsigned<T>
{
};
template <typename T>
struct make_unsigned_or_bool : std::make_unsigned<T> {};
template<>
struct make_unsigned_or_bool<bool>
{
template <>
struct make_unsigned_or_bool<bool> {
typedef bool type;
};
template<typename T, typename Context>
class arg_converter : public function<void>
{
private:
template <typename T, typename Context>
class arg_converter: public function<void> {
private:
typedef typename Context::char_type Char;
basic_format_arg<Context> &arg_;
typename Context::char_type type_;
public:
public:
arg_converter(basic_format_arg<Context> &arg, Char type)
: arg_(arg)
, type_(type)
{
}
: arg_(arg), type_(type) {}
void operator()(bool value)
{
void operator()(bool value) {
if (type_ != 's')
operator()<bool>(value);
}
template<typename U>
typename std::enable_if<std::is_integral<U>::value>::type operator()(U value)
{
template <typename U>
typename std::enable_if<std::is_integral<U>::value>::type
operator()(U value) {
bool is_signed = type_ == 'd' || type_ == 'i';
typedef typename std::conditional<std::is_same<T, void>::value, U, T>::type TargetType;
if (const_check(sizeof(TargetType) <= sizeof(int)))
{
typedef typename std::conditional<
std::is_same<T, void>::value, U, T>::type TargetType;
if (const_check(sizeof(TargetType) <= sizeof(int))) {
// Extra casts are used to silence warnings.
if (is_signed)
{
arg_ = internal::make_arg<Context>(static_cast<int>(static_cast<TargetType>(value)));
}
else
{
if (is_signed) {
arg_ = internal::make_arg<Context>(
static_cast<int>(static_cast<TargetType>(value)));
} else {
typedef typename make_unsigned_or_bool<TargetType>::type Unsigned;
arg_ = internal::make_arg<Context>(static_cast<unsigned>(static_cast<Unsigned>(value)));
arg_ = internal::make_arg<Context>(
static_cast<unsigned>(static_cast<Unsigned>(value)));
}
}
else
{
if (is_signed)
{
} else {
if (is_signed) {
// glibc's printf doesn't sign extend arguments of smaller types:
// std::printf("%lld", -42); // prints "4294967254"
// but we don't have to do the same because it's a UB.
arg_ = internal::make_arg<Context>(static_cast<long long>(value));
}
else
{
arg_ = internal::make_arg<Context>(static_cast<typename make_unsigned_or_bool<U>::type>(value));
} else {
arg_ = internal::make_arg<Context>(
static_cast<typename make_unsigned_or_bool<U>::type>(value));
}
}
}
template<typename U>
typename std::enable_if<!std::is_integral<U>::value>::type operator()(U)
{
template <typename U>
typename std::enable_if<!std::is_integral<U>::value>::type operator()(U) {
// No coversion needed for non-integral types.
}
};
@ -161,66 +131,51 @@ public:
// If T is void, the argument is converted to corresponding signed or unsigned
// type depending on the type specifier: 'd' and 'i' - signed, other -
// unsigned).
template<typename T, typename Context, typename Char>
void convert_arg(basic_format_arg<Context> &arg, Char type)
{
template <typename T, typename Context, typename Char>
void convert_arg(basic_format_arg<Context> &arg, Char type) {
visit(arg_converter<T, Context>(arg, type), arg);
}
// Converts an integer argument to char for printf.
template<typename Context>
class char_converter : public function<void>
{
private:
template <typename Context>
class char_converter: public function<void> {
private:
basic_format_arg<Context> &arg_;
FMT_DISALLOW_COPY_AND_ASSIGN(char_converter);
public:
explicit char_converter(basic_format_arg<Context> &arg) : arg_(arg) {}
public:
explicit char_converter(basic_format_arg<Context> &arg)
: arg_(arg)
{
}
template<typename T>
typename std::enable_if<std::is_integral<T>::value>::type operator()(T value)
{
template <typename T>
typename std::enable_if<std::is_integral<T>::value>::type
operator()(T value) {
typedef typename Context::char_type Char;
arg_ = internal::make_arg<Context>(static_cast<Char>(value));
}
template<typename T>
typename std::enable_if<!std::is_integral<T>::value>::type operator()(T)
{
template <typename T>
typename std::enable_if<!std::is_integral<T>::value>::type operator()(T) {
// No coversion needed for non-integral types.
}
};
// Checks if an argument is a valid printf width specifier and sets
// left alignment if it is negative.
template<typename Char>
class printf_width_handler : public function<unsigned>
{
private:
template <typename Char>
class printf_width_handler: public function<unsigned> {
private:
typedef basic_format_specs<Char> format_specs;
format_specs &spec_;
FMT_DISALLOW_COPY_AND_ASSIGN(printf_width_handler);
public:
explicit printf_width_handler(format_specs &spec)
: spec_(spec)
{
}
public:
explicit printf_width_handler(format_specs &spec) : spec_(spec) {}
template<typename T>
typename std::enable_if<std::is_integral<T>::value, unsigned>::type operator()(T value)
{
template <typename T>
typename std::enable_if<std::is_integral<T>::value, unsigned>::type
operator()(T value) {
typedef typename internal::int_traits<T>::main_type UnsignedType;
UnsignedType width = static_cast<UnsignedType>(value);
if (internal::is_negative(value))
{
if (internal::is_negative(value)) {
spec_.align_ = ALIGN_LEFT;
width = 0 - width;
}
@ -230,19 +185,22 @@ public:
return static_cast<unsigned>(width);
}
template<typename T>
typename std::enable_if<!std::is_integral<T>::value, unsigned>::type operator()(T)
{
template <typename T>
typename std::enable_if<!std::is_integral<T>::value, unsigned>::type
operator()(T) {
FMT_THROW(format_error("width is not integer"));
return 0;
}
};
} // namespace internal
template<typename Range>
template <typename Range>
class printf_arg_formatter;
template<typename OutputIt, typename Char, typename ArgFormatter = printf_arg_formatter<back_insert_range<internal::basic_buffer<Char>>>>
template <
typename OutputIt, typename Char,
typename ArgFormatter =
printf_arg_formatter<back_insert_range<internal::basic_buffer<Char>>>>
class basic_printf_context;
/**
@ -250,11 +208,12 @@ class basic_printf_context;
The ``printf`` argument formatter.
\endrst
*/
template<typename Range>
class printf_arg_formatter : public internal::function<typename internal::arg_formatter_base<Range>::iterator>,
public internal::arg_formatter_base<Range>
{
private:
template <typename Range>
class printf_arg_formatter:
public internal::function<
typename internal::arg_formatter_base<Range>::iterator>,
public internal::arg_formatter_base<Range> {
private:
typedef typename Range::value_type char_type;
typedef decltype(internal::declval<Range>().begin()) iterator;
typedef internal::arg_formatter_base<Range> base;
@ -262,19 +221,17 @@ private:
context_type &context_;
void write_null_pointer(char)
{
this->spec().type_ = 0;
void write_null_pointer(char) {
this->spec()->type_ = 0;
this->write("(nil)");
}
void write_null_pointer(wchar_t)
{
this->spec().type_ = 0;
void write_null_pointer(wchar_t) {
this->spec()->type_ = 0;
this->write(L"(nil)");
}
public:
public:
typedef typename base::format_specs format_specs;
/**
@ -284,53 +241,46 @@ public:
specifier information for standard argument types.
\endrst
*/
printf_arg_formatter(internal::basic_buffer<char_type> &buffer, format_specs &spec, context_type &ctx)
: base(back_insert_range<internal::basic_buffer<char_type>>(buffer), spec)
, context_(ctx)
{
}
template<typename T>
typename std::enable_if<std::is_integral<T>::value, iterator>::type operator()(T value)
{
printf_arg_formatter(internal::basic_buffer<char_type> &buffer,
format_specs &spec, context_type &ctx)
: base(back_insert_range<internal::basic_buffer<char_type>>(buffer), &spec),
context_(ctx) {}
template <typename T>
typename std::enable_if<std::is_integral<T>::value, iterator>::type
operator()(T value) {
// MSVC2013 fails to compile separate overloads for bool and char_type so
// use std::is_same instead.
if (std::is_same<T, bool>::value)
{
format_specs &fmt_spec = this->spec();
if (std::is_same<T, bool>::value) {
format_specs &fmt_spec = *this->spec();
if (fmt_spec.type_ != 's')
return base::operator()(value ? 1 : 0);
fmt_spec.type_ = 0;
this->write(value != 0);
}
else if (std::is_same<T, char_type>::value)
{
format_specs &fmt_spec = this->spec();
} else if (std::is_same<T, char_type>::value) {
format_specs &fmt_spec = *this->spec();
if (fmt_spec.type_ && fmt_spec.type_ != 'c')
return (*this)(static_cast<int>(value));
fmt_spec.flags_ = 0;
fmt_spec.align_ = ALIGN_RIGHT;
return base::operator()(value);
}
else
{
} else {
return base::operator()(value);
}
return this->out();
}
template<typename T>
typename std::enable_if<std::is_floating_point<T>::value, iterator>::type operator()(T value)
{
template <typename T>
typename std::enable_if<std::is_floating_point<T>::value, iterator>::type
operator()(T value) {
return base::operator()(value);
}
/** Formats a null-terminated C string. */
iterator operator()(const char *value)
{
iterator operator()(const char *value) {
if (value)
base::operator()(value);
else if (this->spec().type_ == 'p')
else if (this->spec()->type_ == 'p')
write_null_pointer(char_type());
else
this->write("(null)");
@ -338,77 +288,67 @@ public:
}
/** Formats a null-terminated wide C string. */
iterator operator()(const wchar_t *value)
{
iterator operator()(const wchar_t *value) {
if (value)
base::operator()(value);
else if (this->spec().type_ == 'p')
else if (this->spec()->type_ == 'p')
write_null_pointer(char_type());
else
this->write(L"(null)");
return this->out();
}
iterator operator()(basic_string_view<char_type> value)
{
iterator operator()(basic_string_view<char_type> value) {
return base::operator()(value);
}
iterator operator()(monostate value)
{
iterator operator()(monostate value) {
return base::operator()(value);
}
/** Formats a pointer. */
iterator operator()(const void *value)
{
iterator operator()(const void *value) {
if (value)
return base::operator()(value);
this->spec().type_ = 0;
this->spec()->type_ = 0;
write_null_pointer(char_type());
return this->out();
}
/** Formats an argument of a custom (user-defined) type. */
iterator operator()(typename basic_format_arg<context_type>::handle handle)
{
iterator operator()(typename basic_format_arg<context_type>::handle handle) {
handle.format(context_);
return this->out();
}
};
template<typename T>
struct printf_formatter
{
template<typename ParseContext>
auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
return ctx.begin();
}
template <typename T>
struct printf_formatter {
template <typename ParseContext>
auto parse(ParseContext &ctx) -> decltype(ctx.begin()) { return ctx.begin(); }
template<typename FormatContext>
auto format(const T &value, FormatContext &ctx) -> decltype(ctx.out())
{
template <typename FormatContext>
auto format(const T &value, FormatContext &ctx) -> decltype(ctx.out()) {
internal::format_value(internal::get_container(ctx.out()), value);
return ctx.out();
}
};
/** This template formats data and writes the output to a writer. */
template<typename OutputIt, typename Char, typename ArgFormatter>
class basic_printf_context : private internal::context_base<OutputIt, basic_printf_context<OutputIt, Char, ArgFormatter>, Char>
{
public:
template <typename OutputIt, typename Char, typename ArgFormatter>
class basic_printf_context :
// Inherit publicly as a workaround for the icc bug
// https://software.intel.com/en-us/forums/intel-c-compiler/topic/783476.
public internal::context_base<
OutputIt, basic_printf_context<OutputIt, Char, ArgFormatter>, Char> {
public:
/** The character type for the output. */
typedef Char char_type;
template<typename T>
struct formatter_type
{
typedef printf_formatter<T> type;
};
template <typename T>
struct formatter_type { typedef printf_formatter<T> type; };
private:
private:
typedef internal::context_base<OutputIt, basic_printf_context, Char> base;
typedef typename base::format_arg format_arg;
typedef basic_format_specs<char_type> format_specs;
@ -418,12 +358,14 @@ private:
// Returns the argument with specified index or, if arg_index is equal
// to the maximum unsigned value, the next argument.
format_arg get_arg(iterator it, unsigned arg_index = (std::numeric_limits<unsigned>::max)());
format_arg get_arg(
iterator it,
unsigned arg_index = (std::numeric_limits<unsigned>::max)());
// Parses argument index, flags and width and returns the argument index.
unsigned parse_header(iterator &it, format_specs &spec);
public:
public:
/**
\rst
Constructs a ``printf_context`` object. References to the arguments and
@ -431,26 +373,23 @@ public:
appropriate lifetimes.
\endrst
*/
basic_printf_context(OutputIt out, basic_string_view<char_type> format_str, basic_format_args<basic_printf_context> args)
: base(out, format_str, args)
{
}
basic_printf_context(OutputIt out, basic_string_view<char_type> format_str,
basic_format_args<basic_printf_context> args)
: base(out, format_str, args) {}
using base::advance_to;
using base::out;
using base::parse_context;
using base::out;
using base::advance_to;
/** Formats stored arguments and writes the output to the range. */
void format();
};
template<typename OutputIt, typename Char, typename AF>
void basic_printf_context<OutputIt, Char, AF>::parse_flags(format_specs &spec, iterator &it)
{
for (;;)
{
switch (*it++)
{
template <typename OutputIt, typename Char, typename AF>
void basic_printf_context<OutputIt, Char, AF>::parse_flags(
format_specs &spec, iterator &it) {
for (;;) {
switch (*it++) {
case '-':
spec.align_ = ALIGN_LEFT;
break;
@ -473,38 +412,33 @@ void basic_printf_context<OutputIt, Char, AF>::parse_flags(format_specs &spec, i
}
}
template<typename OutputIt, typename Char, typename AF>
typename basic_printf_context<OutputIt, Char, AF>::format_arg basic_printf_context<OutputIt, Char, AF>::get_arg(
iterator it, unsigned arg_index)
{
template <typename OutputIt, typename Char, typename AF>
typename basic_printf_context<OutputIt, Char, AF>::format_arg
basic_printf_context<OutputIt, Char, AF>::get_arg(
iterator it, unsigned arg_index) {
(void)it;
if (arg_index == std::numeric_limits<unsigned>::max())
return this->do_get_arg(this->parse_context().next_arg_id());
return base::get_arg(arg_index - 1);
}
template<typename OutputIt, typename Char, typename AF>
unsigned basic_printf_context<OutputIt, Char, AF>::parse_header(iterator &it, format_specs &spec)
{
template <typename OutputIt, typename Char, typename AF>
unsigned basic_printf_context<OutputIt, Char, AF>::parse_header(
iterator &it, format_specs &spec) {
unsigned arg_index = std::numeric_limits<unsigned>::max();
char_type c = *it;
if (c >= '0' && c <= '9')
{
if (c >= '0' && c <= '9') {
// Parse an argument index (if followed by '$') or a width possibly
// preceded with '0' flag(s).
internal::error_handler eh;
unsigned value = parse_nonnegative_int(it, eh);
if (*it == '$')
{ // value is an argument index
if (*it == '$') { // value is an argument index
++it;
arg_index = value;
}
else
{
} else {
if (c == '0')
spec.fill_ = '0';
if (value != 0)
{
if (value != 0) {
// Nonzero value means that we parsed width and don't need to
// parse it or flags again, so return now.
spec.width_ = value;
@ -514,33 +448,27 @@ unsigned basic_printf_context<OutputIt, Char, AF>::parse_header(iterator &it, fo
}
parse_flags(spec, it);
// Parse width.
if (*it >= '0' && *it <= '9')
{
if (*it >= '0' && *it <= '9') {
internal::error_handler eh;
spec.width_ = parse_nonnegative_int(it, eh);
}
else if (*it == '*')
{
} else if (*it == '*') {
++it;
spec.width_ = visit(internal::printf_width_handler<char_type>(spec), get_arg(it));
spec.width_ =
visit(internal::printf_width_handler<char_type>(spec), get_arg(it));
}
return arg_index;
}
template<typename OutputIt, typename Char, typename AF>
void basic_printf_context<OutputIt, Char, AF>::format()
{
template <typename OutputIt, typename Char, typename AF>
void basic_printf_context<OutputIt, Char, AF>::format() {
auto &buffer = internal::get_container(this->out());
auto start = iterator(this->parse_context());
auto it = start;
using internal::pointer_from;
while (*it)
{
while (*it) {
char_type c = *it++;
if (c != '%')
continue;
if (*it == c)
{
if (c != '%') continue;
if (*it == c) {
buffer.append(pointer_from(start), pointer_from(it));
start = ++it;
continue;
@ -554,21 +482,16 @@ void basic_printf_context<OutputIt, Char, AF>::format()
unsigned arg_index = parse_header(it, spec);
// Parse precision.
if (*it == '.')
{
if (*it == '.') {
++it;
if ('0' <= *it && *it <= '9')
{
if ('0' <= *it && *it <= '9') {
internal::error_handler eh;
spec.precision_ = static_cast<int>(parse_nonnegative_int(it, eh));
}
else if (*it == '*')
{
} else if (*it == '*') {
++it;
spec.precision_ = visit(internal::printf_precision_handler(), get_arg(it));
}
else
{
spec.precision_ =
visit(internal::printf_precision_handler(), get_arg(it));
} else {
spec.precision_ = 0;
}
}
@ -576,8 +499,7 @@ void basic_printf_context<OutputIt, Char, AF>::format()
format_arg arg = get_arg(it, arg_index);
if (spec.flag(HASH_FLAG) && visit(internal::is_zero_int(), arg))
spec.flags_ &= ~internal::to_unsigned<int>(HASH_FLAG);
if (spec.fill_ == '0')
{
if (spec.fill_ == '0') {
if (arg.is_arithmetic())
spec.align_ = ALIGN_NUMERIC;
else
@ -586,8 +508,7 @@ void basic_printf_context<OutputIt, Char, AF>::format()
// Parse length and convert the argument to the required type.
using internal::convert_arg;
switch (*it++)
{
switch (*it++) {
case 'h':
if (*it == 'h')
convert_arg<signed char>(arg, *++it);
@ -622,13 +543,10 @@ void basic_printf_context<OutputIt, Char, AF>::format()
if (!*it)
FMT_THROW(format_error("invalid format string"));
spec.type_ = static_cast<char>(*it++);
if (arg.is_integral())
{
if (arg.is_integral()) {
// Normalize type.
switch (spec.type_)
{
case 'i':
case 'u':
switch (spec.type_) {
case 'i': case 'u':
spec.type_ = 'd';
break;
case 'c':
@ -646,28 +564,28 @@ void basic_printf_context<OutputIt, Char, AF>::format()
buffer.append(pointer_from(start), pointer_from(it));
}
template<typename Char, typename Context>
void printf(internal::basic_buffer<Char> &buf, basic_string_view<Char> format, basic_format_args<Context> args)
{
template <typename Char, typename Context>
void printf(internal::basic_buffer<Char> &buf, basic_string_view<Char> format,
basic_format_args<Context> args) {
Context(std::back_inserter(buf), format, args).format();
}
template<typename Buffer>
struct printf_context
{
typedef basic_printf_context<std::back_insert_iterator<Buffer>, typename Buffer::value_type> type;
template <typename Buffer>
struct printf_context {
typedef basic_printf_context<
std::back_insert_iterator<Buffer>, typename Buffer::value_type> type;
};
template<typename... Args>
inline format_arg_store<printf_context<internal::buffer>::type, Args...> make_printf_args(const Args &... args)
{
return format_arg_store<printf_context<internal::buffer>::type, Args...>(args...);
template <typename ...Args>
inline format_arg_store<printf_context<internal::buffer>::type, Args...>
make_printf_args(const Args & ... args) {
return format_arg_store<printf_context<internal::buffer>::type, Args...>(
args...);
}
typedef basic_format_args<printf_context<internal::buffer>::type> printf_args;
typedef basic_format_args<printf_context<internal::wbuffer>::type> wprintf_args;
inline std::string vsprintf(string_view format, printf_args args)
{
inline std::string vsprintf(string_view format, printf_args args) {
memory_buffer buffer;
printf(buffer, format, args);
return to_string(buffer);
@ -682,33 +600,33 @@ inline std::string vsprintf(string_view format, printf_args args)
std::string message = fmt::sprintf("The answer is %d", 42);
\endrst
*/
template<typename... Args>
inline std::string sprintf(string_view format_str, const Args &... args)
{
return vsprintf(format_str, make_format_args<typename printf_context<internal::buffer>::type>(args...));
template <typename... Args>
inline std::string sprintf(string_view format_str, const Args & ... args) {
return vsprintf(format_str,
make_format_args<typename printf_context<internal::buffer>::type>(args...));
}
inline std::wstring vsprintf(wstring_view format, wprintf_args args)
{
inline std::wstring vsprintf(wstring_view format, wprintf_args args) {
wmemory_buffer buffer;
printf(buffer, format, args);
return to_string(buffer);
}
template<typename... Args>
inline std::wstring sprintf(wstring_view format_str, const Args &... args)
{
return vsprintf(format_str, make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
template <typename... Args>
inline std::wstring sprintf(wstring_view format_str, const Args & ... args) {
return vsprintf(format_str,
make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
}
template<typename Char>
inline int vfprintf(
std::FILE *f, basic_string_view<Char> format, basic_format_args<typename printf_context<internal::basic_buffer<Char>>::type> args)
{
template <typename Char>
inline int vfprintf(std::FILE *f, basic_string_view<Char> format,
basic_format_args<typename printf_context<
internal::basic_buffer<Char>>::type> args) {
basic_memory_buffer<Char> buffer;
printf(buffer, format, args);
std::size_t size = buffer.size();
return std::fwrite(buffer.data(), sizeof(Char), size, f) < size ? -1 : static_cast<int>(size);
return std::fwrite(
buffer.data(), sizeof(Char), size, f) < size ? -1 : static_cast<int>(size);
}
/**
@ -720,26 +638,25 @@ inline int vfprintf(
fmt::fprintf(stderr, "Don't %s!", "panic");
\endrst
*/
template<typename... Args>
inline int fprintf(std::FILE *f, string_view format_str, const Args &... args)
{
auto vargs = make_format_args<typename printf_context<internal::buffer>::type>(args...);
template <typename... Args>
inline int fprintf(std::FILE *f, string_view format_str, const Args & ... args) {
auto vargs = make_format_args<
typename printf_context<internal::buffer>::type>(args...);
return vfprintf<char>(f, format_str, vargs);
}
template<typename... Args>
inline int fprintf(std::FILE *f, wstring_view format_str, const Args &... args)
{
return vfprintf(f, format_str, make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
template <typename... Args>
inline int fprintf(std::FILE *f, wstring_view format_str,
const Args & ... args) {
return vfprintf(f, format_str,
make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
}
inline int vprintf(string_view format, printf_args args)
{
inline int vprintf(string_view format, printf_args args) {
return vfprintf(stdout, format, args);
}
inline int vprintf(wstring_view format, wprintf_args args)
{
inline int vprintf(wstring_view format, wprintf_args args) {
return vfprintf(stdout, format, args);
}
@ -752,28 +669,28 @@ inline int vprintf(wstring_view format, wprintf_args args)
fmt::printf("Elapsed time: %.2f seconds", 1.23);
\endrst
*/
template<typename... Args>
inline int printf(string_view format_str, const Args &... args)
{
return vprintf(format_str, make_format_args<typename printf_context<internal::buffer>::type>(args...));
template <typename... Args>
inline int printf(string_view format_str, const Args & ... args) {
return vprintf(format_str,
make_format_args<typename printf_context<internal::buffer>::type>(args...));
}
template<typename... Args>
inline int printf(wstring_view format_str, const Args &... args)
{
return vprintf(format_str, make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
template <typename... Args>
inline int printf(wstring_view format_str, const Args & ... args) {
return vprintf(format_str,
make_format_args<typename printf_context<internal::wbuffer>::type>(args...));
}
inline int vfprintf(std::ostream &os, string_view format_str, printf_args args)
{
inline int vfprintf(std::ostream &os, string_view format_str,
printf_args args) {
memory_buffer buffer;
printf(buffer, format_str, args);
internal::write(os, buffer);
return static_cast<int>(buffer.size());
}
inline int vfprintf(std::wostream &os, wstring_view format_str, wprintf_args args)
{
inline int vfprintf(std::wostream &os, wstring_view format_str,
wprintf_args args) {
wmemory_buffer buffer;
printf(buffer, format_str, args);
internal::write(os, buffer);
@ -789,17 +706,19 @@ inline int vfprintf(std::wostream &os, wstring_view format_str, wprintf_args arg
fmt::fprintf(cerr, "Don't %s!", "panic");
\endrst
*/
template<typename... Args>
inline int fprintf(std::ostream &os, string_view format_str, const Args &... args)
{
auto vargs = make_format_args<typename printf_context<internal::buffer>::type>(args...);
template <typename... Args>
inline int fprintf(std::ostream &os, string_view format_str,
const Args & ... args) {
auto vargs = make_format_args<
typename printf_context<internal::buffer>::type>(args...);
return vfprintf(os, format_str, vargs);
}
template<typename... Args>
inline int fprintf(std::wostream &os, wstring_view format_str, const Args &... args)
{
auto vargs = make_format_args<typename printf_context<internal::buffer>::type>(args...);
template <typename... Args>
inline int fprintf(std::wostream &os, wstring_view format_str,
const Args & ... args) {
auto vargs = make_format_args<
typename printf_context<internal::buffer>::type>(args...);
return vfprintf(os, format_str, vargs);
}
FMT_END_NAMESPACE

287
include/spdlog/fmt/bundled/ranges.h
Unescape Escape View File

@ -17,270 +17,233 @@
// output only up to N items from the range.
#ifndef FMT_RANGE_OUTPUT_LENGTH_LIMIT
#define FMT_RANGE_OUTPUT_LENGTH_LIMIT 256
# define FMT_RANGE_OUTPUT_LENGTH_LIMIT 256
#endif
FMT_BEGIN_NAMESPACE
template<typename Char>
struct formatting_base
{
template<typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
template <typename Char>
struct formatting_base {
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
return ctx.begin();
}
};
template<typename Char, typename Enable = void>
struct formatting_range : formatting_base<Char>
{
static FMT_CONSTEXPR_DECL const std::size_t range_length_limit = FMT_RANGE_OUTPUT_LENGTH_LIMIT; // output only up to N items from the
// range.
template <typename Char, typename Enable = void>
struct formatting_range : formatting_base<Char> {
static FMT_CONSTEXPR_DECL const std::size_t range_length_limit =
FMT_RANGE_OUTPUT_LENGTH_LIMIT; // output only up to N items from the range.
Char prefix;
Char delimiter;
Char postfix;
formatting_range()
: prefix('{')
, delimiter(',')
, postfix('}')
{
}
formatting_range() : prefix('{'), 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>
struct formatting_tuple : formatting_base<Char>
{
template <typename Char, typename Enable = void>
struct formatting_tuple : formatting_base<Char> {
Char prefix;
Char delimiter;
Char postfix;
formatting_tuple()
: prefix('(')
, delimiter(',')
, postfix(')')
{
}
formatting_tuple() : prefix('('), delimiter(','), postfix(')') {}
static FMT_CONSTEXPR_DECL const bool add_delimiter_spaces = true;
static FMT_CONSTEXPR_DECL const bool add_prepostfix_space = false;
};
namespace internal {
template<typename RangeT, typename OutputIterator>
void copy(const RangeT &range, OutputIterator out)
{
template <typename RangeT, typename OutputIterator>
void copy(const RangeT &range, OutputIterator out) {
for (auto it = range.begin(), end = range.end(); it != end; ++it)
*out++ = *it;
}
template<typename OutputIterator>
void copy(const char *str, OutputIterator out)
{
template <typename OutputIterator>
void copy(const char *str, OutputIterator out) {
const char *p_curr = str;
while (*p_curr)
{
while (*p_curr) {
*out++ = *p_curr++;
}
}
template<typename OutputIterator>
void copy(char ch, OutputIterator out)
{
template <typename OutputIterator>
void copy(char ch, OutputIterator out) {
*out++ = ch;
}
/// Return true value if T has std::string interface, like std::string_view.
template<typename T>
class is_like_std_string
{
template<typename U>
static auto check(U *p) -> decltype(p->find('a'), p->length(), p->data(), int());
template<typename>
template <typename T>
class is_like_std_string {
template <typename U>
static auto check(U *p) ->
decltype(p->find('a'), p->length(), p->data(), int());
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;
};
template<typename... Ts>
struct conditional_helper
{
};
template <typename... Ts>
struct conditional_helper {};
template<typename T, typename _ = void>
struct is_range_ : std::false_type
{
};
template <typename T, typename _ = void>
struct is_range_ : std::false_type {};
#if !FMT_MSC_VER || FMT_MSC_VER > 1800
template<typename T>
struct is_range_<T, typename std::conditional<false,
conditional_helper<decltype(internal::declval<T>().begin()), decltype(internal::declval<T>().end())>, void>::type>
: std::true_type
{
};
template <typename T>
struct is_range_<T, typename std::conditional<
false,
conditional_helper<decltype(internal::declval<T>().begin()),
decltype(internal::declval<T>().end())>,
void>::type> : std::true_type {};
#endif
/// tuple_size and tuple_element check.
template<typename T>
class is_tuple_like_
{
template<typename U>
static auto check(U *p) -> decltype(std::tuple_size<U>::value, internal::declval<typename std::tuple_element<0, U>::type>(), int());
template<typename>
template <typename T>
class is_tuple_like_ {
template <typename U>
static auto check(U *p) ->
decltype(std::tuple_size<U>::value,
internal::declval<typename std::tuple_element<0, U>::type>(), int());
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
#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...>;
template<std::size_t... N>
template <std::size_t... 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>;
#else
template<typename T, T... N>
struct integer_sequence
{
template <typename T, T... N>
struct integer_sequence {
typedef T value_type;
static FMT_CONSTEXPR std::size_t size()
{
static FMT_CONSTEXPR std::size_t size() {
return sizeof...(N);
}
};
template<std::size_t... N>
template <std::size_t... N>
using index_sequence = integer_sequence<std::size_t, N...>;
template<typename T, std::size_t N, T... 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, std::size_t N, T... 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<std::size_t N>
template <std::size_t N>
using make_index_sequence = make_integer_sequence<std::size_t, N>;
#endif
template<class Tuple, class F, size_t... Is>
void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) FMT_NOEXCEPT
{
template <class Tuple, class F, size_t... Is>
void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) FMT_NOEXCEPT {
using std::get;
// using free function get<I>(T) now.
const int _[] = {0, ((void)f(get<Is>(tup)), 0)...};
(void)_; // blocks warnings
}
template<class T>
FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes(T const &)
{
return {};
}
template <class T>
FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value>
get_indexes(T const &) { return {}; }
template<class Tuple, class F>
void for_each(Tuple &&tup, F &&f)
{
template <class Tuple, class F>
void for_each(Tuple &&tup, F &&f) {
const auto indexes = get_indexes(tup);
for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f));
}
template<typename Arg>
FMT_CONSTEXPR const char *format_str_quoted(
bool add_space, const Arg &, typename std::enable_if<!is_like_std_string<typename std::decay<Arg>::type>::value>::type * = nullptr)
{
FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const Arg&,
typename std::enable_if<
!is_like_std_string<typename std::decay<Arg>::type>::value>::type* = nullptr) {
return add_space ? " {}" : "{}";
}
template<typename Arg>
FMT_CONSTEXPR const char *format_str_quoted(
bool add_space, const Arg &, typename std::enable_if<is_like_std_string<typename std::decay<Arg>::type>::value>::type * = nullptr)
{
FMT_CONSTEXPR const char* format_str_quoted(bool add_space, const Arg&,
typename std::enable_if<
is_like_std_string<typename std::decay<Arg>::type>::value>::type* = nullptr) {
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 ? " \"{}\"" : "\"{}\"";
}
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"\"{}\"";
}
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 ? " '{}'" : "'{}'";
}
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"'{}'";
}
} // namespace internal
template<typename T>
struct is_tuple_like
{
static FMT_CONSTEXPR_DECL const bool value = internal::is_tuple_like_<T>::value && !internal::is_range_<T>::value;
template <typename T>
struct is_tuple_like {
static FMT_CONSTEXPR_DECL const bool value =
internal::is_tuple_like_<T>::value && !internal::is_range_<T>::value;
};
template<typename TupleT, typename Char>
struct formatter<TupleT, Char, typename std::enable_if<fmt::is_tuple_like<TupleT>::value>::type>
{
template <typename TupleT, typename Char>
struct formatter<TupleT, Char,
typename std::enable_if<fmt::is_tuple_like<TupleT>::value>::type> {
private:
// C++11 generic lambda for format()
template<typename FormatContext>
struct format_each
{
template<typename T>
void operator()(const T &v)
{
if (i > 0)
{
if (formatting.add_prepostfix_space)
{
template <typename FormatContext>
struct format_each {
template <typename T>
void operator()(const T& v) {
if (i > 0) {
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);
format_to(out,
internal::format_str_quoted(
(formatting.add_delimiter_spaces && i > 0), v),
v);
++i;
}
formatting_tuple<Char> &formatting;
std::size_t &i;
formatting_tuple<Char>& formatting;
std::size_t& i;
typename std::add_lvalue_reference<decltype(std::declval<FormatContext>().out())>::type out;
};
public:
formatting_tuple<Char> formatting;
template<typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
return formatting.parse(ctx);
}
template<typename FormatContext = format_context>
auto format(const TupleT &values, FormatContext &ctx) -> decltype(ctx.out())
{
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)
{
if (formatting.add_prepostfix_space) {
*out++ = ' ';
}
internal::copy(formatting.postfix, out);
@ -289,49 +252,46 @@ public:
}
};
template<typename T>
struct is_range
{
static FMT_CONSTEXPR_DECL const bool value = internal::is_range_<T>::value && !internal::is_like_std_string<T>::value;
template <typename T>
struct is_range {
static FMT_CONSTEXPR_DECL const bool value =
internal::is_range_<T>::value && !internal::is_like_std_string<T>::value;
};
template<typename RangeT, typename Char>
struct formatter<RangeT, Char, typename std::enable_if<fmt::is_range<RangeT>::value>::type>
{
template <typename RangeT, typename Char>
struct formatter<RangeT, Char,
typename std::enable_if<fmt::is_range<RangeT>::value>::type> {
formatting_range<Char> formatting;
template<typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) {
return formatting.parse(ctx);
}
template<typename FormatContext>
typename FormatContext::iterator format(const RangeT &values, FormatContext &ctx)
{
template <typename FormatContext>
typename FormatContext::iterator format(
const RangeT &values, FormatContext &ctx) {
auto out = ctx.out();
internal::copy(formatting.prefix, out);
std::size_t i = 0;
for (auto it = values.begin(), end = values.end(); it != end; ++it)
{
if (i > 0)
{
if (formatting.add_prepostfix_space)
{
for (auto it = values.begin(), end = values.end(); it != end; ++it) {
if (i > 0) {
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,
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)
{
if (formatting.add_prepostfix_space) {
*out++ = ' ';
}
internal::copy(formatting.postfix, out);
@ -342,3 +302,4 @@ struct formatter<RangeT, Char, typename std::enable_if<fmt::is_range<RangeT>::va
FMT_END_NAMESPACE
#endif // FMT_RANGES_H_

131
include/spdlog/fmt/bundled/time.h
Unescape Escape View File

@ -13,66 +13,43 @@
FMT_BEGIN_NAMESPACE
namespace internal {
inline null<> localtime_r(...)
{
return null<>();
}
inline null<> localtime_s(...)
{
return null<>();
}
inline null<> gmtime_r(...)
{
return null<>();
}
inline null<> gmtime_s(...)
{
return null<>();
// Prevents expansion of a preceding token as a function-style macro.
// Usage: f FMT_NOMACRO()
#define FMT_NOMACRO
namespace internal{
inline null<> localtime_r FMT_NOMACRO(...) { 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
inline std::tm localtime(std::time_t time)
{
struct dispatcher
{
inline std::tm localtime(std::time_t time) {
struct dispatcher {
std::time_t time_;
std::tm tm_;
dispatcher(std::time_t t)
: time_(t)
{
}
dispatcher(std::time_t t): time_(t) {}
bool run()
{
bool run() {
using namespace fmt::internal;
return handle(localtime_r(&time_, &tm_));
}
bool handle(std::tm *tm)
{
return tm != FMT_NULL;
}
bool handle(std::tm *tm) { return tm != FMT_NULL; }
bool handle(internal::null<>)
{
bool handle(internal::null<>) {
using namespace fmt::internal;
return fallback(localtime_s(&tm_, &time_));
}
bool fallback(int res)
{
return res == 0;
}
bool fallback(int res) { return res == 0; }
bool fallback(internal::null<>)
{
bool fallback(internal::null<>) {
using namespace fmt::internal;
std::tm *tm = std::localtime(&time_);
if (tm)
tm_ = *tm;
if (tm) tm_ = *tm;
return tm != FMT_NULL;
}
};
@ -84,45 +61,30 @@ inline std::tm localtime(std::time_t time)
}
// Thread-safe replacement for std::gmtime
inline std::tm gmtime(std::time_t time)
{
struct dispatcher
{
inline std::tm gmtime(std::time_t time) {
struct dispatcher {
std::time_t time_;
std::tm tm_;
dispatcher(std::time_t t)
: time_(t)
{
}
dispatcher(std::time_t t): time_(t) {}
bool run()
{
bool run() {
using namespace fmt::internal;
return handle(gmtime_r(&time_, &tm_));
}
bool handle(std::tm *tm)
{
return tm != FMT_NULL;
}
bool handle(std::tm *tm) { return tm != FMT_NULL; }
bool handle(internal::null<>)
{
bool handle(internal::null<>) {
using namespace fmt::internal;
return fallback(gmtime_s(&tm_, &time_));
}
bool fallback(int res)
{
return res == 0;
}
bool fallback(int res) { return res == 0; }
bool fallback(internal::null<>)
{
bool fallback(internal::null<>) {
std::tm *tm = std::gmtime(&time_);
if (tm)
tm_ = *tm;
if (tm) tm_ = *tm;
return tm != FMT_NULL;
}
};
@ -134,23 +96,21 @@ inline std::tm gmtime(std::time_t time)
}
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);
}
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);
}
} // namespace internal
template<typename Char>
struct formatter<std::tm, Char>
{
template<typename ParseContext>
auto parse(ParseContext &ctx) -> decltype(ctx.begin())
{
}
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;
@ -164,22 +124,19 @@ struct formatter<std::tm, Char>
return pointer_from(end);
}
template<typename FormatContext>
auto format(const std::tm &tm, FormatContext &ctx) -> decltype(ctx.out())
{
template <typename FormatContext>
auto format(const std::tm &tm, FormatContext &ctx) -> decltype(ctx.out()) {
internal::basic_buffer<Char> &buf = internal::get_container(ctx.out());
std::size_t start = buf.size();
for (;;)
{
for (;;) {
std::size_t size = buf.capacity() - start;
std::size_t count = internal::strftime(&buf[start], size, &tm_format[0], &tm);
if (count != 0)
{
std::size_t count =
internal::strftime(&buf[start], size, &tm_format[0], &tm);
if (count != 0) {
buf.resize(start + count);
break;
}
if (size >= tm_format.size() * 256)
{
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:

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