forked from OSchip/llvm-project
71 lines
2.5 KiB
C++
71 lines
2.5 KiB
C++
// -*- C++ -*-
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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___ITERATOR_BACK_INSERT_ITERATOR_H
|
|
#define _LIBCPP___ITERATOR_BACK_INSERT_ITERATOR_H
|
|
|
|
#include <__config>
|
|
#include <__iterator/iterator.h>
|
|
#include <__iterator/iterator_traits.h>
|
|
#include <__memory/addressof.h>
|
|
#include <__utility/move.h>
|
|
#include <cstddef>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
# pragma GCC system_header
|
|
#endif
|
|
|
|
_LIBCPP_BEGIN_NAMESPACE_STD
|
|
|
|
_LIBCPP_SUPPRESS_DEPRECATED_PUSH
|
|
template <class _Container>
|
|
class _LIBCPP_TEMPLATE_VIS back_insert_iterator
|
|
#if _LIBCPP_STD_VER <= 14 || !defined(_LIBCPP_ABI_NO_ITERATOR_BASES)
|
|
: public iterator<output_iterator_tag, void, void, void, void>
|
|
#endif
|
|
{
|
|
_LIBCPP_SUPPRESS_DEPRECATED_POP
|
|
protected:
|
|
_Container* container;
|
|
public:
|
|
typedef output_iterator_tag iterator_category;
|
|
typedef void value_type;
|
|
#if _LIBCPP_STD_VER > 17
|
|
typedef ptrdiff_t difference_type;
|
|
#else
|
|
typedef void difference_type;
|
|
#endif
|
|
typedef void pointer;
|
|
typedef void reference;
|
|
typedef _Container container_type;
|
|
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 explicit back_insert_iterator(_Container& __x) : container(_VSTD::addressof(__x)) {}
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 back_insert_iterator& operator=(const typename _Container::value_type& __value_)
|
|
{container->push_back(__value_); return *this;}
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 back_insert_iterator& operator=(typename _Container::value_type&& __value_)
|
|
{container->push_back(_VSTD::move(__value_)); return *this;}
|
|
#endif // _LIBCPP_CXX03_LANG
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 back_insert_iterator& operator*() {return *this;}
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 back_insert_iterator& operator++() {return *this;}
|
|
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 back_insert_iterator operator++(int) {return *this;}
|
|
};
|
|
|
|
template <class _Container>
|
|
inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17
|
|
back_insert_iterator<_Container>
|
|
back_inserter(_Container& __x)
|
|
{
|
|
return back_insert_iterator<_Container>(__x);
|
|
}
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
#endif // _LIBCPP___ITERATOR_BACK_INSERT_ITERATOR_H
|