mirror of
https://github.com/ziglang/zig.git
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258 lines
9.7 KiB
C++
Vendored
258 lines
9.7 KiB
C++
Vendored
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_FORMAT
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#define _LIBCPP_FORMAT
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/*
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namespace std {
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// [format.context], class template basic_format_context
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template<class Out, class charT> class basic_format_context;
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using format_context = basic_format_context<unspecified, char>;
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using wformat_context = basic_format_context<unspecified, wchar_t>;
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// [format.args], class template basic_format_args
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template<class Context> class basic_format_args;
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using format_args = basic_format_args<format_context>;
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using wformat_args = basic_format_args<wformat_context>;
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// [format.fmt.string], class template basic_format_string
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template<class charT, class... Args>
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struct basic_format_string { // since C++23, exposition only before C++23
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private:
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basic_string_view<charT> str; // exposition only
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public:
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template<class T> consteval basic_format_string(const T& s);
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basic_format_string(runtime-format-string<charT> s) noexcept : str(s.str) {} // since C++26
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constexpr basic_string_view<charT> get() const noexcept { return str; }
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};
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template<class... Args>
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using format_string = // since C++23, exposition only before C++23
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basic_format_string<char, type_identity_t<Args>...>;
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template<class... Args>
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using wformat_string = // since C++23, exposition only before C++23
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basic_format_string<wchar_t, type_identity_t<Args>...>;
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template<class charT> struct runtime-format-string { // since C++26, exposition-only
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private:
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basic_string_view<charT> str; // exposition-only
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public:
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runtime-format-string(basic_string_view<charT> s) noexcept : str(s) {}
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runtime-format-string(const runtime-format-string&) = delete;
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runtime-format-string& operator=(const runtime-format-string&) = delete;
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};
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runtime-format-string<char> runtime_format(string_view fmt) noexcept {
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return fmt;
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}
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runtime-format-string<wchar_t> runtime_format(wstring_view fmt) noexcept {
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return fmt;
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}
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// [format.functions], formatting functions
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template<class... Args>
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string format(format-string<Args...> fmt, Args&&... args);
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template<class... Args>
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wstring format(wformat-string<Args...> fmt, Args&&... args);
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template<class... Args>
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string format(const locale& loc, format-string<Args...> fmt, Args&&... args);
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template<class... Args>
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wstring format(const locale& loc, wformat-string<Args...> fmt, Args&&... args);
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string vformat(string_view fmt, format_args args);
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wstring vformat(wstring_view fmt, wformat_args args);
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string vformat(const locale& loc, string_view fmt, format_args args);
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wstring vformat(const locale& loc, wstring_view fmt, wformat_args args);
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template<class Out, class... Args>
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Out format_to(Out out, format-string<Args...> fmt, Args&&... args);
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template<class Out, class... Args>
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Out format_to(Out out, wformat-string<Args...> fmt, Args&&... args);
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template<class Out, class... Args>
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Out format_to(Out out, const locale& loc, format-string<Args...> fmt, Args&&... args);
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template<class Out, class... Args>
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Out format_to(Out out, const locale& loc, wformat-string<Args...> fmt, Args&&... args);
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template<class Out>
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Out vformat_to(Out out, string_view fmt, format_args args);
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template<class Out>
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Out vformat_to(Out out, wstring_view fmt, wformat_args args);
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template<class Out>
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Out vformat_to(Out out, const locale& loc, string_view fmt,
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format_args char> args);
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template<class Out>
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Out vformat_to(Out out, const locale& loc, wstring_view fmt,
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wformat_args args);
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template<class Out> struct format_to_n_result {
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Out out;
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iter_difference_t<Out> size;
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};
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template<class Out, class... Args>
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format_to_n_result<Out> format_to_n(Out out, iter_difference_t<Out> n,
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format-string<Args...> fmt, Args&&... args);
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template<class Out, class... Args>
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format_to_n_result<Out> format_to_n(Out out, iter_difference_t<Out> n,
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wformat-string<Args...> fmt, Args&&... args);
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template<class Out, class... Args>
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format_to_n_result<Out> format_to_n(Out out, iter_difference_t<Out> n,
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const locale& loc, format-string<Args...> fmt,
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Args&&... args);
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template<class Out, class... Args>
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format_to_n_result<Out> format_to_n(Out out, iter_difference_t<Out> n,
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const locale& loc, wformat-string<Args...> fmt,
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Args&&... args);
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template<class... Args>
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size_t formatted_size(format-string<Args...> fmt, Args&&... args);
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template<class... Args>
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size_t formatted_size(wformat-string<Args...> fmt, Args&&... args);
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template<class... Args>
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size_t formatted_size(const locale& loc, format-string<Args...> fmt, Args&&... args);
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template<class... Args>
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size_t formatted_size(const locale& loc, wformat-string<Args...> fmt, Args&&... args);
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// [format.formatter], formatter
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template<class T, class charT = char> struct formatter;
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// [format.parse.ctx], class template basic_format_parse_context
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template<class charT> class basic_format_parse_context;
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using format_parse_context = basic_format_parse_context<char>;
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using wformat_parse_context = basic_format_parse_context<wchar_t>;
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// [format.range], formatting of ranges
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// [format.range.fmtkind], variable template format_kind
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enum class range_format { // since C++23
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disabled,
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map,
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set,
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sequence,
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string,
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debug_string
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};
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template<class R>
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constexpr unspecified format_kind = unspecified; // since C++23
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template<ranges::input_range R>
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requires same_as<R, remove_cvref_t<R>>
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constexpr range_format format_kind<R> = see below; // since C++23
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// [format.range.formatter], class template range_formatter
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template<class T, class charT = char>
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requires same_as<remove_cvref_t<T>, T> && formattable<T, charT>
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class range_formatter; // since C++23
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// [format.range.fmtdef], class template range-default-formatter
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template<range_format K, ranges::input_range R, class charT>
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struct range-default-formatter; // exposition only, since C++23
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// [format.range.fmtmap], [format.range.fmtset], [format.range.fmtstr],
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// specializations for maps, sets, and strings
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template<ranges::input_range R, class charT>
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requires (format_kind<R> != range_format::disabled) &&
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formattable<ranges::range_reference_t<R>, charT>
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struct formatter<R, charT> : range-default-formatter<format_kind<R>, R, charT> { }; // since C++23
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// [format.arguments], arguments
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// [format.arg], class template basic_format_arg
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template<class Context> class basic_format_arg;
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template<class Visitor, class Context>
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see below visit_format_arg(Visitor&& vis, basic_format_arg<Context> arg); // Deprecated in C++26
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// [format.arg.store], class template format-arg-store
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template<class Context, class... Args> struct format-arg-store; // exposition only
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template<class Context = format_context, class... Args>
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format-arg-store<Context, Args...>
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make_format_args(Args&... args);
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template<class... Args>
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format-arg-store<wformat_context, Args...>
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make_wformat_args(Args&... args);
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// [format.error], class format_error
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class format_error;
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}
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*/
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#include <__config>
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#if _LIBCPP_STD_VER >= 20
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# include <__format/buffer.h>
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# include <__format/concepts.h>
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# include <__format/container_adaptor.h>
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# include <__format/enable_insertable.h>
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# include <__format/escaped_output_table.h>
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# include <__format/extended_grapheme_cluster_table.h>
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# include <__format/format_arg.h>
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# include <__format/format_arg_store.h>
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# include <__format/format_args.h>
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# include <__format/format_context.h>
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# include <__format/format_error.h>
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# include <__format/format_functions.h>
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# include <__format/format_parse_context.h>
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# include <__format/format_string.h>
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# include <__format/format_to_n_result.h>
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# include <__format/formatter.h>
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# include <__format/formatter_bool.h>
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# include <__format/formatter_char.h>
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# include <__format/formatter_floating_point.h>
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# include <__format/formatter_integer.h>
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# include <__format/formatter_pointer.h>
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# include <__format/formatter_string.h>
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# include <__format/formatter_tuple.h>
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# include <__format/parser_std_format_spec.h>
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# include <__format/range_default_formatter.h>
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# include <__format/range_formatter.h>
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# include <__format/unicode.h>
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# include <__fwd/format.h>
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#endif
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#include <version>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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#if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
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# include <array>
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# include <cctype>
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# include <cerrno>
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# include <clocale>
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# include <cmath>
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# include <cstddef>
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# include <cstdint>
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# include <cstdlib>
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# include <cstring>
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# include <initializer_list>
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# include <limits>
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# include <locale>
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# include <new>
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# include <optional>
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# include <queue>
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# include <stack>
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# include <stdexcept>
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# include <string>
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# include <string_view>
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# include <tuple>
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# if !defined(_LIBCPP_HAS_NO_WIDE_CHARACTERS)
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# include <cwchar>
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# endif
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#endif
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#endif // _LIBCPP_FORMAT
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