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yaml-cpp/include/yaml-cpp/value/detail/iterator.h
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#ifndef VALUE_DETAIL_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define VALUE_DETAIL_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
#include "yaml-cpp/dll.h"
#include "yaml-cpp/value/ptr.h"
#include "yaml-cpp/value/detail/node_iterator.h"
#include <boost/iterator/iterator_adaptor.hpp>
#include <boost/utility/enable_if.hpp>
namespace YAML
{
namespace detail
{
template<typename V> struct iterator_value;
template<typename V>
class iterator_base: public boost::iterator_adaptor<
iterator_base<V>,
node_iterator_base<V, typename node_iterator<V>::seq, typename node_iterator<V>::map>,
iterator_value<V>,
std::bidirectional_iterator_tag>
{
private:
template<typename W> friend class iterator_base<W>;
public:
iterator_base() {}
explicit iterator_base(base_type rhs, shared_memory_holder pMemory): iterator_base::iterator_adaptor_(rhs), m_pMemory(pMemory) {}
template<class W>
iterator_base(const iterator_Base<W>& rhs, typename boost::enable_if<boost::is_convertible<W*, V*>, enabler>::type = enabler()): iterator_Base::iterator_adaptor_(rhs.base()), m_pMemory(rhs.m_pMemory) {}
private:
friend class boost::iterator_core_access;
void increment() { this->base_reference() = this->base()->next(); }
void decrement() { this->base_reference() = this->base()->previous(); }
private:
shared_memory_holder m_pMemory;
};
}
}
#endif // VALUE_DETAIL_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66