libstdc++
experimental/string
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1 // <experimental/string> -*- C++ -*-
2 
3 // Copyright (C) 2015-2020 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
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU 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 /** @file experimental/string
26  * This is a TS C++ Library header.
27  * @ingroup libfund-ts
28  */
29 
30 #ifndef _GLIBCXX_EXPERIMENTAL_STRING
31 #define _GLIBCXX_EXPERIMENTAL_STRING 1
32 
33 #pragma GCC system_header
34 
35 #if __cplusplus >= 201402L
36 
37 #include <string>
38 #include <algorithm>
39 #include <experimental/memory_resource>
40 
41 namespace std _GLIBCXX_VISIBILITY(default)
42 {
43 _GLIBCXX_BEGIN_NAMESPACE_VERSION
44 
45 namespace experimental
46 {
47 inline namespace fundamentals_v2
48 {
49  template<typename _CharT, typename _Traits, typename _Alloc,
50  typename _Predicate>
51  inline void
52  erase_if(basic_string<_CharT, _Traits, _Alloc>& __cont, _Predicate __pred)
53  {
54  __cont.erase(std::remove_if(__cont.begin(), __cont.end(), __pred),
55  __cont.end());
56  }
57 
58  template<typename _CharT, typename _Traits, typename _Alloc, typename _Up>
59  inline void
60  erase(basic_string<_CharT, _Traits, _Alloc>& __cont, const _Up& __value)
61  {
62  __cont.erase(std::remove(__cont.begin(), __cont.end(), __value),
63  __cont.end());
64  }
65 
66 #if _GLIBCXX_USE_CXX11_ABI
67  namespace pmr
68  {
69  // basic_string using polymorphic allocator in namespace pmr
70  template<typename _CharT, typename _Traits = char_traits<_CharT>>
71  using basic_string =
72  std::basic_string<_CharT, _Traits, polymorphic_allocator<_CharT>>;
73 
74  // basic_string typedef names using polymorphic allocator in namespace
75  // std::experimental::pmr
76  typedef basic_string<char> string;
77 #ifdef _GLIBCXX_USE_CHAR8_T
78  typedef basic_string<char8_t> u8string;
79 #endif
80  typedef basic_string<char16_t> u16string;
81  typedef basic_string<char32_t> u32string;
82  typedef basic_string<wchar_t> wstring;
83 
84  } // namespace pmr
85 #endif
86 } // namespace fundamentals_v2
87 } // namespace experimental
88 
89 _GLIBCXX_END_NAMESPACE_VERSION
90 } // namespace std
91 
92 #endif // C++14
93 
94 #endif // _GLIBCXX_EXPERIMENTAL_STRING