xref: /llvm-project/libcxx/include/__algorithm/ranges_all_of.h (revision eab7be5d42ad30c9992ff72c3be9298702001dc8)
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef _LIBCPP___ALGORITHM_RANGES_ALL_OF_H
10 #define _LIBCPP___ALGORITHM_RANGES_ALL_OF_H
11 
12 #include <__algorithm/all_of.h>
13 #include <__config>
14 #include <__functional/identity.h>
15 #include <__functional/invoke.h>
16 #include <__iterator/concepts.h>
17 #include <__iterator/projected.h>
18 #include <__ranges/access.h>
19 #include <__ranges/concepts.h>
20 #include <__utility/move.h>
21 
22 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
23 #  pragma GCC system_header
24 #endif
25 
26 _LIBCPP_PUSH_MACROS
27 #include <__undef_macros>
28 
29 #if _LIBCPP_STD_VER >= 20
30 
31 _LIBCPP_BEGIN_NAMESPACE_STD
32 
33 namespace ranges {
34 struct __all_of {
35   template <input_iterator _Iter,
36             sentinel_for<_Iter> _Sent,
37             class _Proj = identity,
38             indirect_unary_predicate<projected<_Iter, _Proj>> _Pred>
39   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr bool
40   operator()(_Iter __first, _Sent __last, _Pred __pred, _Proj __proj = {}) const {
41     return std::__all_of(std::move(__first), std::move(__last), __pred, __proj);
42   }
43 
44   template <input_range _Range,
45             class _Proj = identity,
46             indirect_unary_predicate<projected<iterator_t<_Range>, _Proj>> _Pred>
47   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr bool
48   operator()(_Range&& __range, _Pred __pred, _Proj __proj = {}) const {
49     return std::__all_of(ranges::begin(__range), ranges::end(__range), __pred, __proj);
50   }
51 };
52 
53 inline namespace __cpo {
54 inline constexpr auto all_of = __all_of{};
55 } // namespace __cpo
56 } // namespace ranges
57 
58 _LIBCPP_END_NAMESPACE_STD
59 
60 #endif // _LIBCPP_STD_VER >= 20
61 
62 _LIBCPP_POP_MACROS
63 
64 #endif // _LIBCPP___ALGORITHM_RANGES_ALL_OF_H
65