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1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___CXX03___ITERATOR_OSTREAM_ITERATOR_H
11#define _LIBCPP___CXX03___ITERATOR_OSTREAM_ITERATOR_H
12
13#include <__cxx03/__config>
14#include <__cxx03/__fwd/ostream.h>
15#include <__cxx03/__fwd/string.h>
16#include <__cxx03/__iterator/iterator.h>
17#include <__cxx03/__iterator/iterator_traits.h>
18#include <__cxx03/__memory/addressof.h>
19#include <__cxx03/cstddef>
20
21#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
22# pragma GCC system_header
23#endif
24
25_LIBCPP_BEGIN_NAMESPACE_STD
26
27_LIBCPP_SUPPRESS_DEPRECATED_PUSH
28template <class _Tp, class _CharT = char, class _Traits = char_traits<_CharT> >
29class _LIBCPP_TEMPLATE_VIS ostream_iterator : public iterator<output_iterator_tag, void, void, void, void> {
30 _LIBCPP_SUPPRESS_DEPRECATED_POP
31
32public:
33 typedef output_iterator_tag iterator_category;
34 typedef void value_type;
35 typedef void difference_type;
36 typedef void pointer;
37 typedef void reference;
38 typedef _CharT char_type;
39 typedef _Traits traits_type;
40 typedef basic_ostream<_CharT, _Traits> ostream_type;
41
42private:
43 ostream_type* __out_stream_;
44 const char_type* __delim_;
45
46public:
47 _LIBCPP_HIDE_FROM_ABI ostream_iterator(ostream_type& __s) _NOEXCEPT
48 : __out_stream_(std::addressof(__s)),
49 __delim_(nullptr) {}
50 _LIBCPP_HIDE_FROM_ABI ostream_iterator(ostream_type& __s, const _CharT* __delimiter) _NOEXCEPT
51 : __out_stream_(std::addressof(__s)),
52 __delim_(__delimiter) {}
53 _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator=(const _Tp& __value) {
54 *__out_stream_ << __value;
55 if (__delim_)
56 *__out_stream_ << __delim_;
57 return *this;
58 }
59
60 _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator*() { return *this; }
61 _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator++() { return *this; }
62 _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator++(int) { return *this; }
63};
64
65_LIBCPP_END_NAMESPACE_STD
66
67#endif // _LIBCPP___CXX03___ITERATOR_OSTREAM_ITERATOR_H
68

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source code of libcxx/include/__cxx03/__iterator/ostream_iterator.h