list_node.h

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#pragma once
 
#include "di/container/intrusive/intrusive_tag_base.h"
#include "di/container/intrusive/list_forward_declaration.h"
#include "di/util/immovable.h"
 
namespace di::container {
template<typename Tag>
class IntrusiveListNode : util::Immovable {
public:
    constexpr IntrusiveListNode() : next(nullptr), prev(nullptr) {}
 
private:
    template<typename, typename, typename>
    friend class IntrusiveList;
 
    constexpr IntrusiveListNode(IntrusiveListNode* next_, IntrusiveListNode* prev_) : next(next_), prev(prev_) {}
 
    IntrusiveListNode* next { nullptr };
    IntrusiveListNode* prev { nullptr };
};
}
 
namespace di {
using container::IntrusiveListNode;
}