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// -*- 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_OSTREAM_ITERATOR_H
#define _LIBCPP___ITERATOR_OSTREAM_ITERATOR_H
#include <__config>
#include <__iterator/iterator.h>
#include <__iterator/iterator_traits.h>
#include <__memory/addressof.h>
#include <cstddef>
#include <iosfwd> // for forward declarations of char_traits and basic_ostream
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
_LIBCPP_SUPPRESS_DEPRECATED_PUSH
template <class _Tp, class _CharT = char, class _Traits = char_traits<_CharT> >
class _LIBCPP_TEMPLATE_VIS ostream_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
public:
typedef output_iterator_tag iterator_category;
typedef void value_type;
#if _LIBCPP_STD_VER >= 20
typedef ptrdiff_t difference_type;
#else
typedef void difference_type;
#endif
typedef void pointer;
typedef void reference;
typedef _CharT char_type;
typedef _Traits traits_type;
typedef basic_ostream<_CharT, _Traits> ostream_type;
private:
ostream_type* __out_stream_;
const char_type* __delim_;
public:
_LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s) _NOEXCEPT
: __out_stream_(_VSTD::addressof(__s)), __delim_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s, const _CharT* __delimiter) _NOEXCEPT
: __out_stream_(_VSTD::addressof(__s)), __delim_(__delimiter) {}
_LIBCPP_INLINE_VISIBILITY ostream_iterator& operator=(const _Tp& __value)
{
*__out_stream_ << __value;
if (__delim_)
*__out_stream_ << __delim_;
return *this;
}
_LIBCPP_INLINE_VISIBILITY ostream_iterator& operator*() {return *this;}
_LIBCPP_INLINE_VISIBILITY ostream_iterator& operator++() {return *this;}
_LIBCPP_INLINE_VISIBILITY ostream_iterator& operator++(int) {return *this;}
};
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___ITERATOR_OSTREAM_ITERATOR_H
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