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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
/**
* @class document::select::InvalidConstant
* @ingroup select
*
* @brief Class describing an invalid constant in the select tree.
*
* @author H�kon Humberset
*/
#pragma once
#include "node.h"
namespace document::select {
class InvalidConstant : public Node
{
public:
explicit InvalidConstant(vespalib::stringref value);
ResultList contains(const Context&) const override { return ResultList(Result::Invalid); }
ResultList trace(const Context&, std::ostream& trace) const override;
void print(std::ostream& out, bool verbose, const std::string& indent) const override;
void visit(Visitor& v) const override;
Node::UP clone() const override { return wrapParens(new InvalidConstant(_name)); }
};
}
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