| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP___FORMAT_FORMATTER_INTEGER_H |
| #define _LIBCPP___FORMAT_FORMATTER_INTEGER_H |
| |
| #include <__availability> |
| #include <__concepts/arithmetic.h> |
| #include <__config> |
| #include <__format/concepts.h> |
| #include <__format/format_parse_context.h> |
| #include <__format/formatter.h> |
| #include <__format/formatter_integral.h> |
| #include <__format/formatter_output.h> |
| #include <__format/parser_std_format_spec.h> |
| #include <__type_traits/is_same.h> |
| #include <__type_traits/make_32_64_or_128_bit.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| #if _LIBCPP_STD_VER >= 20 |
| |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS __formatter_integer { |
| |
| public: |
| template <class _ParseContext> |
| _LIBCPP_HIDE_FROM_ABI constexpr typename _ParseContext::iterator parse(_ParseContext& __ctx) { |
| typename _ParseContext::iterator __result = __parser_.__parse(__ctx, __format_spec::__fields_integral); |
| __format_spec::__process_parsed_integer(__parser_); |
| return __result; |
| } |
| |
| template <integral _Tp, class _FormatContext> |
| _LIBCPP_HIDE_FROM_ABI typename _FormatContext::iterator format(_Tp __value, _FormatContext& __ctx) const { |
| __format_spec::__parsed_specifications<_CharT> __specs = __parser_.__get_parsed_std_specifications(__ctx); |
| |
| if (__specs.__std_.__type_ == __format_spec::__type::__char) |
| return __formatter::__format_char(__value, __ctx.out(), __specs); |
| |
| using _Type = __make_32_64_or_128_bit_t<_Tp>; |
| static_assert(!is_same<_Type, void>::value, "unsupported integral type used in __formatter_integer::__format"); |
| |
| // Reduce the number of instantiation of the integer formatter |
| return __formatter::__format_integer(static_cast<_Type>(__value), __ctx, __specs); |
| } |
| |
| __format_spec::__parser<_CharT> __parser_; |
| }; |
| |
| // Signed integral types. |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<signed char, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<short, _CharT> : public __formatter_integer<_CharT> { |
| }; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<int, _CharT> : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<long, _CharT> : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<long long, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| # ifndef _LIBCPP_HAS_NO_INT128 |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<__int128_t, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| # endif |
| |
| // Unsigned integral types. |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<unsigned char, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<unsigned short, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<unsigned, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<unsigned long, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<unsigned long long, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| # ifndef _LIBCPP_HAS_NO_INT128 |
| template <__fmt_char_type _CharT> |
| struct _LIBCPP_TEMPLATE_VIS formatter<__uint128_t, _CharT> |
| : public __formatter_integer<_CharT> {}; |
| # endif |
| |
| #endif //_LIBCPP_STD_VER >= 20 |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___FORMAT_FORMATTER_INTEGER_H |