1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___ALGORITHM_ALL_OF_H
11#define _LIBCPP___ALGORITHM_ALL_OF_H
12
13#include <__algorithm/any_of.h>
14#include <__config>
15#include <__functional/identity.h>
16#include <__type_traits/invoke.h>
17#include <__utility/forward.h>
18#include <__utility/move.h>
19
20#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
21# pragma GCC system_header
22#endif
23
24_LIBCPP_PUSH_MACROS
25#include <__undef_macros>
26
27_LIBCPP_BEGIN_NAMESPACE_STD
28
29template <class _Iter, class _Sent, class _Proj, class _Pred>
30_LIBCPP_CONSTEXPR_SINCE_CXX14 bool __all_of(_Iter __first, _Sent __last, _Pred& __pred, _Proj& __proj) {
31 using _Ref = decltype(std::__invoke(__proj, *__first));
32 auto __negated_pred = [&__pred](_Ref __arg) -> bool { return !std::__invoke(__pred, std::forward<_Ref>(__arg)); };
33 return !std::__any_of(std::move(__first), std::move(__last), __negated_pred, __proj);
34}
35
36template <class _InputIterator, class _Predicate>
37[[__nodiscard__]] inline _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
38all_of(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
39 __identity __proj;
40 return std::__all_of(__first, __last, __pred, __proj);
41}
42
43_LIBCPP_END_NAMESPACE_STD
44
45_LIBCPP_POP_MACROS
46
47#endif // _LIBCPP___ALGORITHM_ALL_OF_H
48