libstdc++
trie_string_access_traits_imp.hpp
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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
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30 // and this permission notice appear in supporting documentation. None
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34 // warranty.
35 
36 /**
37  * @file trie_policy/trie_string_access_traits_imp.hpp
38  * Contains a policy for extracting character positions from
39  * a string for a vector-based PATRICIA tree
40  */
41 
42 #ifdef PB_DS_CLASS_C_DEC
43 
44 PB_DS_CLASS_T_DEC
45 detail::integral_constant<int, Reverse> PB_DS_CLASS_C_DEC::s_rev_ind;
46 
47 PB_DS_CLASS_T_DEC
48 inline typename PB_DS_CLASS_C_DEC::size_type
49 PB_DS_CLASS_C_DEC::
50 e_pos(e_type e)
51 {
52  return (static_cast<size_type>(e - min_e_val));
53 }
54 
55 PB_DS_CLASS_T_DEC
56 inline typename PB_DS_CLASS_C_DEC::const_iterator
58 begin(key_const_reference r_key)
59 {
60  return (begin_imp(r_key, s_rev_ind));
61 }
62 
63 PB_DS_CLASS_T_DEC
64 inline typename PB_DS_CLASS_C_DEC::const_iterator
66 end(key_const_reference r_key)
67 {
68  return (end_imp(r_key, s_rev_ind));
69 }
70 
71 PB_DS_CLASS_T_DEC
72 inline typename PB_DS_CLASS_C_DEC::const_iterator
73 PB_DS_CLASS_C_DEC::
74 begin_imp(key_const_reference r_key, detail::false_type)
75 {
76  return (r_key.begin());
77 }
78 
79 PB_DS_CLASS_T_DEC
80 inline typename PB_DS_CLASS_C_DEC::const_iterator
81 PB_DS_CLASS_C_DEC::
82 begin_imp(key_const_reference r_key, detail::true_type)
83 {
84  return (r_key.rbegin());
85 }
86 
87 PB_DS_CLASS_T_DEC
88 inline typename PB_DS_CLASS_C_DEC::const_iterator
89 PB_DS_CLASS_C_DEC::
90 end_imp(key_const_reference r_key, detail::false_type)
91 {
92  return (r_key.end());
93 }
94 
95 PB_DS_CLASS_T_DEC
96 inline typename PB_DS_CLASS_C_DEC::const_iterator
97 PB_DS_CLASS_C_DEC::
98 end_imp(key_const_reference r_key, detail::true_type)
99 {
100  return (r_key.rend());
101 }
102 #endif
integral_constant< bool, true > true_type
The type used as a compile-time boolean with true value.
Definition: type_traits:83
integral_constant< bool, false > false_type
The type used as a compile-time boolean with false value.
Definition: type_traits:86
_Tp * begin(valarray< _Tp > &__va)
Return an iterator pointing to the first element of the valarray.
Definition: valarray:1214
_Tp * end(valarray< _Tp > &__va)
Return an iterator pointing to one past the last element of the valarray.
Definition: valarray:1234