xref: /llvm-project/libcxx/include/flat_map (revision def50f701f6a2c1e0550bb341fd8b64bed299e72)
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_FLAT_MAP
11#define _LIBCPP_FLAT_MAP
12
13/*
14  Header <flat_map> synopsis
15
16#include <compare>              // see [compare.syn]
17#include <initializer_list>     // see [initializer.list.syn]
18
19namespace std {
20  // [flat.map], class template flat_map
21  template<class Key, class T, class Compare = less<Key>,
22           class KeyContainer = vector<Key>, class MappedContainer = vector<T>>
23    class flat_map;
24
25  struct sorted_unique_t { explicit sorted_unique_t() = default; };
26  inline constexpr sorted_unique_t sorted_unique{};
27
28  template<class Key, class T, class Compare, class KeyContainer, class MappedContainer,
29           class Allocator>
30    struct uses_allocator<flat_map<Key, T, Compare, KeyContainer, MappedContainer>,
31                          Allocator>;
32
33  // [flat.map.erasure], erasure for flat_map
34  template<class Key, class T, class Compare, class KeyContainer, class MappedContainer,
35           class Predicate>
36    typename flat_map<Key, T, Compare, KeyContainer, MappedContainer>::size_type
37      erase_if(flat_map<Key, T, Compare, KeyContainer, MappedContainer>& c, Predicate pred);
38
39  // [flat.multimap], class template flat_multimap
40  template<class Key, class T, class Compare = less<Key>,
41           class KeyContainer = vector<Key>, class MappedContainer = vector<T>>
42    class flat_multimap;
43
44  struct sorted_equivalent_t { explicit sorted_equivalent_t() = default; };
45  inline constexpr sorted_equivalent_t sorted_equivalent{};
46
47  template<class Key, class T, class Compare, class KeyContainer, class MappedContainer,
48           class Allocator>
49    struct uses_allocator<flat_multimap<Key, T, Compare, KeyContainer, MappedContainer>,
50                          Allocator>;
51
52  // [flat.multimap.erasure], erasure for flat_multimap
53  template<class Key, class T, class Compare, class KeyContainer, class MappedContainer,
54           class Predicate>
55    typename flat_multimap<Key, T, Compare, KeyContainer, MappedContainer>::size_type
56      erase_if(flat_multimap<Key, T, Compare, KeyContainer, MappedContainer>& c, Predicate pred);
57*/
58
59#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
60#  include <__cxx03/__config>
61#else
62#  include <__config>
63
64#  if _LIBCPP_STD_VER >= 23
65#    include <__flat_map/flat_map.h>
66#    include <__flat_map/flat_multimap.h>
67#    include <__flat_map/sorted_equivalent.h>
68#    include <__flat_map/sorted_unique.h>
69#  endif
70
71// for feature-test macros
72#  include <version>
73
74// standard required includes
75#  include <compare>
76#  include <initializer_list>
77
78#  if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
79#    pragma GCC system_header
80#  endif
81#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
82
83#endif // _LIBCPP_FLAT_MAP
84