#ifndef CSM_FILTER_UNARYNODE_H
#define CSM_FILTER_UNARYNODE_H

#include <memory>
#include <string>
#include <vector>

#include "node.hpp"

namespace CSMFilter
{
    class UnaryNode : public Node
    {
        std::shared_ptr<Node> mChild;
        std::string mName;

    public:
        UnaryNode(std::shared_ptr<Node> child, const std::string& name);

        const Node& getChild() const;

        Node& getChild();

        std::vector<int> getReferencedColumns() const override;
        ///< Return a list of the IDs of the columns referenced by this node. The column mapping
        /// passed into test as columns must contain all columns listed here.

        std::string toString(bool numericColumns) const override;
        ///< Return a string that represents this node.
        ///
        /// \param numericColumns Use numeric IDs instead of string to represent columns.
    };
}

#endif
