Mark de Wever 9b08c8a225 [libc++][modules] Adds the C++23 std module.
The patch is based on D144994.

D151030 added the module definitions for the module std.
This patch wires in the module and enables the basic testing.

Some notable features are missing:
- There is no test that libc++ can be fully imported as a module.
- This lacks the parts for the std.compat module.
- The module is not shipped with libc++.

Implements parts of
- P2465R3 Standard Library Modules std and std.compat

Reviewed By: ldionne, aaronmondal, #libc

Differential Revision: https://reviews.llvm.org/D151814
2023-06-15 18:14:15 +02:00

86 lines
2.0 KiB
C++

// -*- 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
//
//===----------------------------------------------------------------------===//
module;
#include <string>
export module std:string;
export namespace std {
// [char.traits], character traits
using std::char_traits;
// [basic.string], basic_string
using std::basic_string;
using std::operator+;
using std::operator==;
using std::operator<=>;
// [string.special], swap
using std::swap;
// [string.io], inserters and extractors
using std::operator>>;
using std::operator<<;
using std::getline;
// [string.erasure], erasure
using std::erase;
using std::erase_if;
// basic_string typedef-names
using std::string;
using std::u16string;
using std::u32string;
using std::u8string;
#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
using std::wstring;
#endif
// [string.conversions], numeric conversions
using std::stod;
using std::stof;
using std::stoi;
using std::stol;
using std::stold;
using std::stoll;
using std::stoul;
using std::stoull;
using std::to_string;
#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
using std::to_wstring;
#endif
namespace pmr {
using std::pmr::basic_string;
using std::pmr::string;
using std::pmr::u16string;
using std::pmr::u32string;
using std::pmr::u8string;
#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
using std::pmr::wstring;
#endif
} // namespace pmr
// [basic.string.hash], hash support
using std::hash;
// TODO MODULES is this a bug?
#if 1
using std::operator""s;
#else
inline namespace literals {
inline namespace string_literals {
// [basic.string.literals], suffix for basic_string literals
using std::literals::string_literals::operator""s;
} // namespace string_literals
} // namespace literals
#endif
} // namespace std