xref: /llvm-project/libcxx/include/__algorithm/ranges_none_of.h (revision d10dc5a06fac4dcabf2264c64c8672c6f6ae36fb)
10e3dc1a5SNikolas Klauser //===----------------------------------------------------------------------===//
20e3dc1a5SNikolas Klauser //
30e3dc1a5SNikolas Klauser // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40e3dc1a5SNikolas Klauser // See https://llvm.org/LICENSE.txt for license information.
50e3dc1a5SNikolas Klauser // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60e3dc1a5SNikolas Klauser //
70e3dc1a5SNikolas Klauser //===----------------------------------------------------------------------===//
80e3dc1a5SNikolas Klauser 
90e3dc1a5SNikolas Klauser #ifndef _LIBCPP___ALGORITHM_RANGES_NONE_OF_H
100e3dc1a5SNikolas Klauser #define _LIBCPP___ALGORITHM_RANGES_NONE_OF_H
110e3dc1a5SNikolas Klauser 
120e3dc1a5SNikolas Klauser #include <__config>
130e3dc1a5SNikolas Klauser #include <__functional/identity.h>
140e3dc1a5SNikolas Klauser #include <__functional/invoke.h>
150e3dc1a5SNikolas Klauser #include <__iterator/concepts.h>
160e3dc1a5SNikolas Klauser #include <__iterator/projected.h>
170e3dc1a5SNikolas Klauser #include <__ranges/access.h>
180e3dc1a5SNikolas Klauser #include <__ranges/concepts.h>
190e3dc1a5SNikolas Klauser #include <__utility/move.h>
200e3dc1a5SNikolas Klauser 
210e3dc1a5SNikolas Klauser #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
220e3dc1a5SNikolas Klauser #  pragma GCC system_header
230e3dc1a5SNikolas Klauser #endif
240e3dc1a5SNikolas Klauser 
257b462251SLouis Dionne _LIBCPP_PUSH_MACROS
267b462251SLouis Dionne #include <__undef_macros>
277b462251SLouis Dionne 
284f15267dSNikolas Klauser #if _LIBCPP_STD_VER >= 20
290e3dc1a5SNikolas Klauser 
300e3dc1a5SNikolas Klauser _LIBCPP_BEGIN_NAMESPACE_STD
310e3dc1a5SNikolas Klauser 
320e3dc1a5SNikolas Klauser namespace ranges {
33*d10dc5a0SChristopher Di Bella struct __none_of {
340e3dc1a5SNikolas Klauser   template <class _Iter, class _Sent, class _Proj, class _Pred>
355aa03b64SLouis Dionne   _LIBCPP_HIDE_FROM_ABI constexpr static bool
365aa03b64SLouis Dionne   __none_of_impl(_Iter __first, _Sent __last, _Pred& __pred, _Proj& __proj) {
370e3dc1a5SNikolas Klauser     for (; __first != __last; ++__first) {
380e3dc1a5SNikolas Klauser       if (std::invoke(__pred, std::invoke(__proj, *__first)))
390e3dc1a5SNikolas Klauser         return false;
400e3dc1a5SNikolas Klauser     }
410e3dc1a5SNikolas Klauser     return true;
420e3dc1a5SNikolas Klauser   }
430e3dc1a5SNikolas Klauser 
445aa03b64SLouis Dionne   template <input_iterator _Iter,
455aa03b64SLouis Dionne             sentinel_for<_Iter> _Sent,
465aa03b64SLouis Dionne             class _Proj = identity,
470e3dc1a5SNikolas Klauser             indirect_unary_predicate<projected<_Iter, _Proj>> _Pred>
4883bc7b57SNikolas Klauser   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr bool
495aa03b64SLouis Dionne   operator()(_Iter __first, _Sent __last, _Pred __pred = {}, _Proj __proj = {}) const {
500e3dc1a5SNikolas Klauser     return __none_of_impl(std::move(__first), std::move(__last), __pred, __proj);
510e3dc1a5SNikolas Klauser   }
520e3dc1a5SNikolas Klauser 
535aa03b64SLouis Dionne   template <input_range _Range,
545aa03b64SLouis Dionne             class _Proj = identity,
550e3dc1a5SNikolas Klauser             indirect_unary_predicate<projected<iterator_t<_Range>, _Proj>> _Pred>
5683bc7b57SNikolas Klauser   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr bool
575aa03b64SLouis Dionne   operator()(_Range&& __range, _Pred __pred, _Proj __proj = {}) const {
580e3dc1a5SNikolas Klauser     return __none_of_impl(ranges::begin(__range), ranges::end(__range), __pred, __proj);
590e3dc1a5SNikolas Klauser   }
600e3dc1a5SNikolas Klauser };
610e3dc1a5SNikolas Klauser 
620e3dc1a5SNikolas Klauser inline namespace __cpo {
63*d10dc5a0SChristopher Di Bella inline constexpr auto none_of = __none_of{};
640e3dc1a5SNikolas Klauser } // namespace __cpo
650e3dc1a5SNikolas Klauser } // namespace ranges
660e3dc1a5SNikolas Klauser 
670e3dc1a5SNikolas Klauser _LIBCPP_END_NAMESPACE_STD
680e3dc1a5SNikolas Klauser 
694f15267dSNikolas Klauser #endif // _LIBCPP_STD_VER >= 20
700e3dc1a5SNikolas Klauser 
717b462251SLouis Dionne _LIBCPP_POP_MACROS
727b462251SLouis Dionne 
730e3dc1a5SNikolas Klauser #endif // _LIBCPP___ALGORITHM_RANGES_NONE_OF_H
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