LogicalExpression.cs

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// -------------------------------------------------------------------------- //
// Project rROTOR                                                             //
// -------------------------------------------------------------------------- //
// File: LogicalExpression.cs                                                 //
// Authors: Cristina Gonzalez Muñoz  -  cristi.gm@gmail.com                   //
//          Francisco Ortin - francisco.ortin@gmail.com                       //
// Description:                                                               //
//    Encapsulates a logical binary expression.                               //
//    Inheritance: BinaryExpression.                                          //
//    Implements Composite pattern [Composite].                               //
//    Implements Visitor pattern [Concrete Element].                          //
// -------------------------------------------------------------------------- //
// Create date: 05-12-2006                                                    //
// Modification date: 06-04-2007                                              //

using System;
using System.Collections.Generic;
using System.Text;

using Tools;
using ErrorManagement;

namespace AST
{
   #region LogicalOperator

   public enum LogicalOperator
   {
      Or,

      And,
   }

   #endregion

   public class LogicalExpression : BinaryExpression
   {
      #region Fields

      private LogicalOperator op;

      #endregion

      #region Properties

      public LogicalOperator Operator
      {
         get { return op; }
      }

      #endregion

      #region Constructor

      public LogicalExpression(Expression operand1, Expression operand2, LogicalOperator op, Location location)
         : base(operand1, operand2, location)
      {
         this.op = op;
      }

      #endregion

      #region Accept()

      public override Object Accept(Visitor v, Object o)
      {
         return v.Visit(this, o);
      }

      #endregion

       public override string ToString() {
           return this.op.ToString();
       }
   }
}