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/usr/include/c++/11/ext/pb_ds/detail/bin_search_tree_/traits.hpp
$ cat -n /usr/include/c++/11/ext/pb_ds/detail/bin_search_tree_/traits.hpp 1 // -*- C++ -*- 2 3 // Copyright (C) 2005-2021 Free Software Foundation, Inc. 4 // 5 // This file is part of the GNU ISO C++ Library. This library is free 6 // software; you can redistribute it and/or modify it under the terms 7 // of the GNU General Public License as published by the Free Software 8 // Foundation; either version 3, or (at your option) any later 9 // version. 10 11 // This library is distributed in the hope that it will be useful, but 12 // WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 // General Public License for more details. 15 16 // Under Section 7 of GPL version 3, you are granted additional 17 // permissions described in the GCC Runtime Library Exception, version 18 // 3.1, as published by the Free Software Foundation. 19 20 // You should have received a copy of the GNU General Public License and 21 // a copy of the GCC Runtime Library Exception along with this program; 22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23 // <http://www.gnu.org/licenses/>. 24 25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 26 27 // Permission to use, copy, modify, sell, and distribute this software 28 // is hereby granted without fee, provided that the above copyright 29 // notice appears in all copies, and that both that copyright notice 30 // and this permission notice appear in supporting documentation. None 31 // of the above authors, nor IBM Haifa Research Laboratories, make any 32 // representation about the suitability of this software for any 33 // purpose. It is provided "as is" without express or implied 34 // warranty. 35 36 /** 37 * @file bin_search_tree_/traits.hpp 38 * Contains an implementation for bin_search_tree_. 39 */ 40 41 #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP 42 #define PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP 43 44 #include <ext/pb_ds/detail/bin_search_tree_/point_iterators.hpp> 45 #include <ext/pb_ds/detail/bin_search_tree_/node_iterators.hpp> 46 47 namespace __gnu_pbds 48 { 49 namespace detail 50 { 51 /// Binary search tree traits, primary template 52 /// @ingroup traits 53 template<typename Key, 54 typename Mapped, 55 class Cmp_Fn, 56 template<typename Node_CItr, 57 class Node_Itr, 58 class _Cmp_Fn, 59 typename _Alloc> 60 class Node_Update, 61 class Node, 62 typename _Alloc> 63 struct bin_search_tree_traits 64 { 65 private: 66 typedef types_traits<Key, Mapped, _Alloc, false> type_traits; 67 typedef rebind_traits<_Alloc, Node> node_alloc_traits; 68 69 public: 70 typedef Node node; 71 72 typedef 73 bin_search_tree_const_it_< 74 typename node_alloc_traits::pointer, 75 typename type_traits::value_type, 76 typename type_traits::pointer, 77 typename type_traits::const_pointer, 78 typename type_traits::reference, 79 typename type_traits::const_reference, 80 true, 81 _Alloc> 82 point_const_iterator; 83 84 typedef 85 bin_search_tree_it_< 86 typename node_alloc_traits::pointer, 87 typename type_traits::value_type, 88 typename type_traits::pointer, 89 typename type_traits::const_pointer, 90 typename type_traits::reference, 91 typename type_traits::const_reference, 92 true, 93 _Alloc> 94 point_iterator; 95 96 typedef 97 bin_search_tree_const_it_< 98 typename node_alloc_traits::pointer, 99 typename type_traits::value_type, 100 typename type_traits::pointer, 101 typename type_traits::const_pointer, 102 typename type_traits::reference, 103 typename type_traits::const_reference, 104 false, 105 _Alloc> 106 const_reverse_iterator; 107 108 typedef 109 bin_search_tree_it_< 110 typename node_alloc_traits::pointer, 111 typename type_traits::value_type, 112 typename type_traits::pointer, 113 typename type_traits::const_pointer, 114 typename type_traits::reference, 115 typename type_traits::const_reference, 116 false, 117 _Alloc> 118 reverse_iterator; 119 120 /// This is an iterator to an iterator: it iterates over nodes, 121 /// and de-referencing it returns one of the tree's iterators. 122 typedef 123 bin_search_tree_const_node_it_< 124 Node, 125 point_const_iterator, 126 point_iterator, 127 _Alloc> 128 node_const_iterator; 129 130 typedef 131 bin_search_tree_node_it_< 132 Node, 133 point_const_iterator, 134 point_iterator, 135 _Alloc> 136 node_iterator; 137 138 typedef 139 Node_Update< 140 node_const_iterator, 141 node_iterator, 142 Cmp_Fn, 143 _Alloc> 144 node_update; 145 146 typedef 147 __gnu_pbds::null_node_update< 148 node_const_iterator, 149 node_iterator, 150 Cmp_Fn, 151 _Alloc>* 152 null_node_update_pointer; 153 }; 154 155 /// Specialization. 156 /// @ingroup traits 157 template<typename Key, 158 class Cmp_Fn, 159 template<typename Node_CItr, 160 class Node_Itr, 161 class _Cmp_Fn, 162 typename _Alloc> 163 class Node_Update, 164 class Node, 165 typename _Alloc> 166 struct 167 bin_search_tree_traits<Key, null_type, Cmp_Fn, Node_Update, Node, _Alloc> 168 { 169 private: 170 typedef types_traits<Key, null_type, _Alloc, false> type_traits; 171 typedef rebind_traits<_Alloc, Node> node_alloc_traits; 172 173 public: 174 typedef Node node; 175 176 typedef 177 bin_search_tree_const_it_< 178 typename node_alloc_traits::pointer, 179 typename type_traits::value_type, 180 typename type_traits::pointer, 181 typename type_traits::const_pointer, 182 typename type_traits::reference, 183 typename type_traits::const_reference, 184 true, 185 _Alloc> 186 point_const_iterator; 187 188 typedef point_const_iterator point_iterator; 189 190 typedef 191 bin_search_tree_const_it_< 192 typename node_alloc_traits::pointer, 193 typename type_traits::value_type, 194 typename type_traits::pointer, 195 typename type_traits::const_pointer, 196 typename type_traits::reference, 197 typename type_traits::const_reference, 198 false, 199 _Alloc> 200 const_reverse_iterator; 201 202 typedef const_reverse_iterator reverse_iterator; 203 204 /// This is an iterator to an iterator: it iterates over nodes, 205 /// and de-referencing it returns one of the tree's iterators. 206 typedef 207 bin_search_tree_const_node_it_< 208 Node, 209 point_const_iterator, 210 point_iterator, 211 _Alloc> 212 node_const_iterator; 213 214 typedef node_const_iterator node_iterator; 215 216 typedef 217 Node_Update<node_const_iterator, node_iterator, Cmp_Fn, _Alloc> 218 node_update; 219 220 typedef 221 __gnu_pbds::null_node_update< 222 node_const_iterator, 223 node_iterator, 224 Cmp_Fn, 225 _Alloc>* 226 null_node_update_pointer; 227 }; 228 229 } // namespace detail 230 } // namespace __gnu_pbds 231 232 #endif // #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP
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