4f15267d3d
This change is almost fully mechanical. The only interesting change is in `generate_feature_test_macro_components.py` to generate `_LIBCPP_STD_VER >=` instead. To avoid churn in the git-blame this commit should be added to the `.git-blame-ignore-revs` once committed. Reviewed By: ldionne, var-const, #libc Spies: jloser, libcxx-commits, arichardson, arphaman, wenlei Differential Revision: https://reviews.llvm.org/D143962
71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
// -*- 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_CONTAINER_ADAPTOR_H
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#define _LIBCPP___FORMAT_CONTAINER_ADAPTOR_H
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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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#include <__availability>
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#include <__config>
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#include <__format/concepts.h>
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#include <__format/formatter.h>
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#include <__format/range_default_formatter.h>
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#include <queue>
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#include <stack>
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_LIBCPP_BEGIN_NAMESPACE_STD
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#if _LIBCPP_STD_VER >= 23
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// [container.adaptors.format] only specifies the library should provide the
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// formatter specializations, not which header should provide them.
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// Since <format> includes a lot of headers, add these headers here instead of
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// adding more dependencies like, locale, optinal, string, tuple, etc. to the
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// adaptor headers. To use the format functions users already include <format>.
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template <class _Adaptor, class _CharT>
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struct _LIBCPP_TEMPLATE_VIS _LIBCPP_AVAILABILITY_FORMAT __formatter_container_adaptor {
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private:
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using __maybe_const_adaptor = __fmt_maybe_const<_Adaptor, _CharT>;
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formatter<typename _Adaptor::container_type, _CharT> __underlying_;
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public:
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template <class _ParseContext>
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_LIBCPP_HIDE_FROM_ABI constexpr typename _ParseContext::iterator parse(_ParseContext& __ctx) {
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return __underlying_.parse(__ctx);
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}
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template <class _FormatContext>
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_LIBCPP_HIDE_FROM_ABI typename _FormatContext::iterator
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format(__maybe_const_adaptor& __adaptor, _FormatContext& __ctx) const {
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return __underlying_.format(__adaptor.__get_container(), __ctx);
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}
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};
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template <class _CharT, class _Tp, formattable<_CharT> _Container>
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struct _LIBCPP_TEMPLATE_VIS _LIBCPP_AVAILABILITY_FORMAT formatter<queue<_Tp, _Container>, _CharT>
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: public __formatter_container_adaptor<queue<_Tp, _Container>, _CharT> {};
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template <class _CharT, class _Tp, class _Container, class _Compare>
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struct _LIBCPP_TEMPLATE_VIS _LIBCPP_AVAILABILITY_FORMAT formatter<priority_queue<_Tp, _Container, _Compare>, _CharT>
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: public __formatter_container_adaptor<priority_queue<_Tp, _Container, _Compare>, _CharT> {};
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template <class _CharT, class _Tp, formattable<_CharT> _Container>
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struct _LIBCPP_TEMPLATE_VIS _LIBCPP_AVAILABILITY_FORMAT formatter<stack<_Tp, _Container>, _CharT>
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: public __formatter_container_adaptor<stack<_Tp, _Container>, _CharT> {};
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#endif //_LIBCPP_STD_VER >= 23
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___FORMAT_CONTAINER_ADAPTOR_H
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