/src/boost/boost/charconv/to_chars.hpp

Source
// Copyright 2022 Peter Dimov
// Copyright 2023 Matt Borland
// Copyright 2023 Junekey Jeon
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt

#ifndef BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED
#define BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED

#include <boost/charconv/detail/to_chars_integer_impl.hpp>
#include <boost/charconv/detail/to_chars_result.hpp>
#include <boost/charconv/config.hpp>
#include <boost/charconv/chars_format.hpp>

namespace boost {
namespace charconv {

// integer overloads
BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, bool value, int base) noexcept = delete;
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, char value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, signed char value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned char value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, short value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned short value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, int value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned int value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, long value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned long value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, long long value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}
BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned long long value, int base = 10) noexcept
{
    return detail::to_chars_int(first, last, value, base);
}

#ifdef BOOST_CHARCONV_HAS_INT128
BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, boost::int128_type value, int base = 10) noexcept
{
    return detail::to_chars128(first, last, value, base);
}
BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, boost::uint128_type value, int base = 10) noexcept
{
    return detail::to_chars128(first, last, value, base);
}
#endif

//----------------------------------------------------------------------------------------------------------------------
// Floating Point
//----------------------------------------------------------------------------------------------------------------------

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, float value,
                                             chars_format fmt = chars_format::general) noexcept;
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, double value,
                                             chars_format fmt = chars_format::general) noexcept;

#ifndef BOOST_CHARCONV_UNSUPPORTED_LONG_DOUBLE
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, long double value,
                                             chars_format fmt = chars_format::general) noexcept;
#endif

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, float value,
                                             chars_format fmt, int precision) noexcept;
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, double value, 
                                             chars_format fmt, int precision) noexcept;

#ifndef BOOST_CHARCONV_UNSUPPORTED_LONG_DOUBLE
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, long double value,
                                             chars_format fmt, int precision) noexcept;
#endif

#ifdef BOOST_CHARCONV_HAS_QUADMATH
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, __float128 value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, __float128 value,
                                             chars_format fmt, int precision) noexcept;
#endif

#ifdef BOOST_CHARCONV_HAS_FLOAT16
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float16_t value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float16_t value, 
                                             chars_format fmt, int precision) noexcept;
#endif
#ifdef BOOST_CHARCONV_HAS_FLOAT32
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float32_t value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float32_t value, 
                                             chars_format fmt, int precision) noexcept;
#endif
#ifdef BOOST_CHARCONV_HAS_FLOAT64
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float64_t value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float64_t value, 
                                             chars_format fmt, int precision) noexcept;
#endif
#if defined(BOOST_CHARCONV_HAS_STDFLOAT128) && defined(BOOST_CHARCONV_HAS_QUADMATH)
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float128_t value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float128_t value,
                                             chars_format fmt, int precision) noexcept;
#endif
#ifdef BOOST_CHARCONV_HAS_BRAINFLOAT16
BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::bfloat16_t value,
                                             chars_format fmt = chars_format::general) noexcept;

BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::bfloat16_t value, 
                                             chars_format fmt, int precision) noexcept;
#endif

} // namespace charconv
} // namespace boost

#endif // #ifndef BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED

Line	Count	Source
1		// Copyright 2022 Peter Dimov
2		// Copyright 2023 Matt Borland
3		// Copyright 2023 Junekey Jeon
4		// Distributed under the Boost Software License, Version 1.0.
5		// https://www.boost.org/LICENSE_1_0.txt
6
7		#ifndef BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED
8		#define BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED
9
10		#include <boost/charconv/detail/to_chars_integer_impl.hpp>
11		#include <boost/charconv/detail/to_chars_result.hpp>
12		#include <boost/charconv/config.hpp>
13		#include <boost/charconv/chars_format.hpp>
14
15		namespace boost {
16		namespace charconv {
17
18		// integer overloads
19		BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, bool value, int base) noexcept = delete;
20		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, char value, int base = 10) noexcept
21	0	{
22	0	return detail::to_chars_int(first, last, value, base);
23	0	}
24		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, signed char value, int base = 10) noexcept
25	0	{
26	0	return detail::to_chars_int(first, last, value, base);
27	0	}
28		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned char value, int base = 10) noexcept
29	0	{
30	0	return detail::to_chars_int(first, last, value, base);
31	0	}
32		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, short value, int base = 10) noexcept
33	0	{
34	0	return detail::to_chars_int(first, last, value, base);
35	0	}
36		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned short value, int base = 10) noexcept
37	0	{
38	0	return detail::to_chars_int(first, last, value, base);
39	0	}
40		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, int value, int base = 10) noexcept
41	0	{
42	0	return detail::to_chars_int(first, last, value, base);
43	0	}
44		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned int value, int base = 10) noexcept
45	0	{
46	0	return detail::to_chars_int(first, last, value, base);
47	0	}
48		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, long value, int base = 10) noexcept
49	0	{
50	0	return detail::to_chars_int(first, last, value, base);
51	0	}
52		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned long value, int base = 10) noexcept
53	0	{
54	0	return detail::to_chars_int(first, last, value, base);
55	0	}
56		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, long long value, int base = 10) noexcept
57	0	{
58	0	return detail::to_chars_int(first, last, value, base);
59	0	}
60		BOOST_CHARCONV_HOST_DEVICE BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, unsigned long long value, int base = 10) noexcept
61	0	{
62	0	return detail::to_chars_int(first, last, value, base);
63	0	}
64
65		#ifdef BOOST_CHARCONV_HAS_INT128
66		BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, boost::int128_type value, int base = 10) noexcept
67	0	{
68	0	return detail::to_chars128(first, last, value, base);
69	0	}
70		BOOST_CHARCONV_CONSTEXPR to_chars_result to_chars(char* first, char* last, boost::uint128_type value, int base = 10) noexcept
71	0	{
72	0	return detail::to_chars128(first, last, value, base);
73	0	}
74		#endif
75
76		//----------------------------------------------------------------------------------------------------------------------
77		// Floating Point
78		//----------------------------------------------------------------------------------------------------------------------
79
80		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, float value,
81		chars_format fmt = chars_format::general) noexcept;
82		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, double value,
83		chars_format fmt = chars_format::general) noexcept;
84
85		#ifndef BOOST_CHARCONV_UNSUPPORTED_LONG_DOUBLE
86		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, long double value,
87		chars_format fmt = chars_format::general) noexcept;
88		#endif
89
90		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, float value,
91		chars_format fmt, int precision) noexcept;
92		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, double value,
93		chars_format fmt, int precision) noexcept;
94
95		#ifndef BOOST_CHARCONV_UNSUPPORTED_LONG_DOUBLE
96		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, long double value,
97		chars_format fmt, int precision) noexcept;
98		#endif
99
100		#ifdef BOOST_CHARCONV_HAS_QUADMATH
101		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, __float128 value,
102		chars_format fmt = chars_format::general) noexcept;
103
104		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, __float128 value,
105		chars_format fmt, int precision) noexcept;
106		#endif
107
108		#ifdef BOOST_CHARCONV_HAS_FLOAT16
109		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float16_t value,
110		chars_format fmt = chars_format::general) noexcept;
111
112		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float16_t value,
113		chars_format fmt, int precision) noexcept;
114		#endif
115		#ifdef BOOST_CHARCONV_HAS_FLOAT32
116		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float32_t value,
117		chars_format fmt = chars_format::general) noexcept;
118
119		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float32_t value,
120		chars_format fmt, int precision) noexcept;
121		#endif
122		#ifdef BOOST_CHARCONV_HAS_FLOAT64
123		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float64_t value,
124		chars_format fmt = chars_format::general) noexcept;
125
126		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float64_t value,
127		chars_format fmt, int precision) noexcept;
128		#endif
129		#if defined(BOOST_CHARCONV_HAS_STDFLOAT128) && defined(BOOST_CHARCONV_HAS_QUADMATH)
130		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float128_t value,
131		chars_format fmt = chars_format::general) noexcept;
132
133		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::float128_t value,
134		chars_format fmt, int precision) noexcept;
135		#endif
136		#ifdef BOOST_CHARCONV_HAS_BRAINFLOAT16
137		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::bfloat16_t value,
138		chars_format fmt = chars_format::general) noexcept;
139
140		BOOST_CHARCONV_DECL to_chars_result to_chars(char* first, char* last, std::bfloat16_t value,
141		chars_format fmt, int precision) noexcept;
142		#endif
143
144		} // namespace charconv
145		} // namespace boost
146
147		#endif // #ifndef BOOST_CHARCONV_TO_CHARS_HPP_INCLUDED

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Created: 2026-11-12 07:18