40 lines
797 B
C++
40 lines
797 B
C++
#pragma once
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#include <iostream>
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namespace hack::iterators
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{
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template<typename T>
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class sequence_ostream_iterator
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{
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using iterator_category = std::output_iterator_tag;
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using traits = std::char_traits<char>;
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using ostream_type = std::basic_ostream<char, traits>;
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private:
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std::basic_ostream<char, traits>* os_;
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std::string devider_ = ", ";
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std::size_t size_;
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public:
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sequence_ostream_iterator(std::size_t size, ostream_type& os) : os_ { &os }, size_ { size } { }
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auto& operator=(T const& item)
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{
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--size_;
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*os_ << item << (size_ != 0 ? devider_ : "");
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return *this;
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}
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auto& operator*()
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{
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return *this;
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}
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auto& operator++()
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{
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return *this;
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}
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};
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}
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