File Manager

003 File Manager

Current Path: /usr/include/c++/v1/experimental

usr / include / c++ / v1 / experimental /

📁 ..
📄 __config(3.24 KB)
📄 __memory(2.68 KB)
📄 algorithm(1.42 KB)
📄 coroutine(10.07 KB)
📄 deque(1.12 KB)
📄 filesystem(8.94 KB)
📄 forward_list(1.18 KB)
📄 functional(17.31 KB)
📄 iterator(3.82 KB)
📄 list(1.11 KB)
📄 map(1.67 KB)
📄 memory_resource(13.07 KB)
📄 propagate_const(20.04 KB)
📄 regex(1.75 KB)
📄 set(1.6 KB)
📄 simd(59.83 KB)
📄 string(1.74 KB)
📄 type_traits(5.36 KB)
📄 unordered_map(1.97 KB)
📄 unordered_set(1.78 KB)
📄 utility(1.01 KB)
📄 vector(1.13 KB)

Editing: iterator

// -*- C++ -*-
//===----------------------------- iterator -------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP_EXPERIMENTAL_ITERATOR
#define _LIBCPP_EXPERIMENTAL_ITERATOR

/*
namespace std {
  namespace experimental {
    inline namespace fundamentals_v2 {

template <class DelimT, class charT = char, class traits = char_traits<charT>>
        class ostream_joiner {
        public:
         typedef charT                        char_type;
         typedef traits                       traits_type;
         typedef basic_ostream<charT, traits> ostream_type;
         typedef output_iterator_tag          iterator_category;
         typedef void                         value_type;
         typedef void                         difference_type;
         typedef void                         pointer;
         typedef void                         reference;

ostream_joiner(ostream_type& s, const DelimT& delimiter);
         ostream_joiner(ostream_type& s, DelimT&& delimiter);

template<typename T>
         ostream_joiner& operator=(const T& value);

ostream_joiner& operator*() noexcept;
         ostream_joiner& operator++() noexcept;
         ostream_joiner& operator++(int) noexcept;
   private:
      ostream_type* out_stream;   // exposition only
      DelimT delim;               // exposition only
      bool first_element;         // exposition only
   };

template <class charT, class traits, class DelimT>
    ostream_joiner<decay_t<DelimT>, charT, traits>
    make_ostream_joiner(basic_ostream<charT, traits>& os, DelimT&& delimiter);

} // inline namespace fundamentals_v2
  } // namespace experimental
} // namespace std

#include <experimental/__config>

#if _LIBCPP_STD_VER > 11

#include <iterator>

_LIBCPP_BEGIN_NAMESPACE_LFTS

template <class _Delim, class _CharT = char, class _Traits = char_traits<_CharT>>
class ostream_joiner {
public:

typedef _CharT                               char_type;
    typedef _Traits                              traits_type;
    typedef basic_ostream<char_type,traits_type> ostream_type;
    typedef output_iterator_tag                  iterator_category;
    typedef void                                 value_type;
    typedef void                                 difference_type;
    typedef void                                 pointer;
    typedef void                                 reference;

ostream_joiner(ostream_type& __os, _Delim&& __d)
        : __output_iter(_VSTD::addressof(__os)), __delim(_VSTD::move(__d)), __first(true) {}

ostream_joiner(ostream_type& __os, const _Delim& __d)
        : __output_iter(_VSTD::addressof(__os)), __delim(__d), __first(true) {}

template<typename _Tp>
    ostream_joiner& operator=(const _Tp& __v)
    {
        if (!__first)
            *__output_iter << __delim;
        __first = false;
        *__output_iter << __v;
        return *this;
    }

ostream_joiner& operator*()     _NOEXCEPT { return *this; }
    ostream_joiner& operator++()    _NOEXCEPT { return *this; }
    ostream_joiner& operator++(int) _NOEXCEPT { return *this; }

private:
    ostream_type*   __output_iter;
    _Delim          __delim;
    bool            __first;
};

template <class _CharT, class _Traits, class _Delim>
ostream_joiner<typename decay<_Delim>::type, _CharT, _Traits>
make_ostream_joiner(basic_ostream<_CharT, _Traits>& __os, _Delim && __d)
{ return ostream_joiner<typename decay<_Delim>::type, _CharT, _Traits>(__os, _VSTD::forward<_Delim>(__d)); }

_LIBCPP_END_NAMESPACE_LFTS

#endif /* _LIBCPP_STD_VER > 11 */

#endif // _LIBCPP_EXPERIMENTAL_ITERATOR

003 File Manager

Editing: iterator

Upload File

Create Folder