comparatorexpressionnode.h

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/****************************************************************************
**
** Author: Róbert Márki <gsmiko@gmail.com>
** Copyright (c) 2016 Róbert Márki
**
** This file is part of the jmespath.cpp project which is distributed under
** the MIT License (MIT).
**
** Permission is hereby granted, free of charge, to any person obtaining a copy
** of this software and associated documentation files (the "Software"), to
** deal in the Software without restriction, including without limitation the
** rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
** sell copies of the Software, and to permit persons to whom the Software is
** furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in
** all copies or substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#ifndef COMPARATOREXPRESSIONNODE_H
#define COMPARATOREXPRESSIONNODE_H
#include "src/ast/binaryexpressionnode.h"
#include <boost/fusion/include/adapt_struct.hpp>

namespace jmespath { namespace ast {

class ComparatorExpressionNode : public BinaryExpressionNode
{
public:
    enum class Comparator
    {
        Unknown,
        Less,
        LessOrEqual,
        Equal,
        GreaterOrEqual,
        Greater,
        NotEqual
    };
    ComparatorExpressionNode();
    ComparatorExpressionNode(const ExpressionNode& left,
                             Comparator valueComparator,
                             const ExpressionNode& right);
    bool operator ==(const ComparatorExpressionNode& other) const;
    bool isProjection() const override;
    bool stopsProjection() const override;
    void accept(interpreter::AbstractVisitor* visitor) const override;
    Comparator comparator;
};
}} // namespace jmespath::ast

BOOST_FUSION_ADAPT_STRUCT(
    jmespath::ast::ComparatorExpressionNode,
    (jmespath::ast::ExpressionNode, leftExpression)
    (jmespath::ast::ComparatorExpressionNode::Comparator, comparator)
    (jmespath::ast::ExpressionNode, rightExpression)
)
#endif // COMPARATOREXPRESSIONNODE_H