xref: /freebsd/contrib/llvm-project/libcxx/include/__algorithm/ranges_includes.h (revision 753f127f3ace09432b2baeffd71a308760641a62)
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_INCLUDES_H
10 #define _LIBCPP___ALGORITHM_RANGES_INCLUDES_H
11 
12 #include <__algorithm/make_projected.h>
13 #include <__algorithm/includes.h>
14 #include <__config>
15 #include <__functional/identity.h>
16 #include <__functional/invoke.h>
17 #include <__functional/ranges_operations.h>
18 #include <__iterator/concepts.h>
19 #include <__iterator/iterator_traits.h>
20 #include <__iterator/projected.h>
21 #include <__ranges/access.h>
22 #include <__ranges/concepts.h>
23 #include <__ranges/dangling.h>
24 #include <__utility/forward.h>
25 #include <__utility/move.h>
26 
27 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
28 #  pragma GCC system_header
29 #endif
30 
31 #if _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES)
32 
33 _LIBCPP_BEGIN_NAMESPACE_STD
34 
35 namespace ranges {
36 namespace __includes {
37 
38 struct __fn {
39 
40   template <input_iterator _Iter1, sentinel_for<_Iter1> _Sent1, input_iterator _Iter2, sentinel_for<_Iter2> _Sent2,
41             class _Proj1 = identity, class _Proj2 = identity,
42             indirect_strict_weak_order<projected<_Iter1, _Proj1>, projected<_Iter2, _Proj2>> _Comp = ranges::less>
43   _LIBCPP_HIDE_FROM_ABI constexpr
44   bool operator()(_Iter1 __first1, _Sent1 __last1, _Iter2 __first2, _Sent2 __last2, _Comp __comp = {},
45                   _Proj1 __proj1 = {}, _Proj2 __proj2 = {}) const {
46     // TODO: implement
47     (void)__first1; (void)__last1; (void)__first2; (void)__last2; (void)__comp; (void)__proj1; (void)__proj2;
48     return {};
49   }
50 
51   template <input_range _Range1, input_range _Range2, class _Proj1 = identity, class _Proj2 = identity,
52             indirect_strict_weak_order<projected<iterator_t<_Range1>, _Proj1>,
53                                        projected<iterator_t<_Range2>, _Proj2>> _Comp = ranges::less>
54   _LIBCPP_HIDE_FROM_ABI constexpr
55   bool operator()(_Range1&& __range1, _Range2&& __range2, _Comp __comp = {},
56                   _Proj1 __proj1 = {}, _Proj2 __proj2 = {}) const {
57     // TODO: implement
58     (void)__range1; (void)__range2; (void)__comp; (void)__proj1; (void)__proj2;
59     return {};
60   }
61 
62 };
63 
64 } // namespace __includes
65 
66 inline namespace __cpo {
67   inline constexpr auto includes = __includes::__fn{};
68 } // namespace __cpo
69 } // namespace ranges
70 
71 _LIBCPP_END_NAMESPACE_STD
72 
73 #endif // _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES)
74 
75 #endif // _LIBCPP___ALGORITHM_RANGES_INCLUDES_H
76