formatter_string.h | Explore in Territory

// -*- 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_STRING_H
#define _LIBCPP___FORMAT_FORMATTER_STRING_H

#include <__config>
#include <__format/concepts.h>
#include <__format/format_parse_context.h>
#include <__format/formatter.h>
#include <__format/formatter_output.h>
#include <__format/parser_std_format_spec.h>
#include <__format/write_escaped.h>
#include <string>
#include <string_view>

#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_string { … };

// Formatter const char*.
formatter<const _CharT *, _CharT>;

// Formatter char*.
formatter<_CharT *, _CharT>;

// Formatter char[].
formatter<_CharT[_Size], _CharT>;

// Formatter std::string.
formatter<basic_string<_CharT, _Traits, _Allocator>, _CharT>;

// Formatter std::string_view.
formatter<basic_string_view<_CharT, _Traits>, _CharT>;

#  if _LIBCPP_STD_VER >= 23
template <>
inline constexpr bool enable_nonlocking_formatter_optimization<char*> = true;
template <>
inline constexpr bool enable_nonlocking_formatter_optimization<const char*> = true;
template <size_t _Size>
inline constexpr bool enable_nonlocking_formatter_optimization<char[_Size]> = true;
template <class _Traits, class _Allocator>
inline constexpr bool enable_nonlocking_formatter_optimization<basic_string<char, _Traits, _Allocator>> = true;
template <class _Traits>
inline constexpr bool enable_nonlocking_formatter_optimization<basic_string_view<char, _Traits>> = true;

#    ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
template <>
inline constexpr bool enable_nonlocking_formatter_optimization<wchar_t*> = true;
template <>
inline constexpr bool enable_nonlocking_formatter_optimization<const wchar_t*> = true;
template <size_t _Size>
inline constexpr bool enable_nonlocking_formatter_optimization<wchar_t[_Size]> = true;
template <class _Traits, class _Allocator>
inline constexpr bool enable_nonlocking_formatter_optimization<basic_string<wchar_t, _Traits, _Allocator>> = true;
template <class _Traits>
inline constexpr bool enable_nonlocking_formatter_optimization<basic_string_view<wchar_t, _Traits>> = true;
#    endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS
#  endif   // _LIBCPP_STD_VER >= 23
#endif     // _LIBCPP_STD_VER >= 20

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP___FORMAT_FORMATTER_STRING_H
chromium/third_party/libc++/src/include/__format/formatter_string.h
