contrib/clickhouse/src/Parsers/ASTConstraintDeclaration.h


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#pragma once

#include <Parsers/IAST.h>

namespace DB
{

/** name CHECK logical_expr
 */
class ASTConstraintDeclaration : public IAST
{
public:
    enum class Type : UInt8
    {
        CHECK,
        ASSUME,
    };

    String name;
    Type type;
    IAST * expr;

    String getID(char) const override { return "Constraint"; }

    ASTPtr clone() const override;

    void formatImpl(const FormatSettings & s, FormatState & state, FormatStateStacked frame) const override;

    void forEachPointerToChild(std::function<void(void**)> f) override
    {
        f(reinterpret_cast<void **>(&expr));
    }
};

}