IsExpression.cs

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// -------------------------------------------------------------------------- //
// Project rROTOR                                                             //
// -------------------------------------------------------------------------- //
// File: IsExpression.cs                                                      //
// Author: Cristina Gonzalez Muñoz  -  cristi.gm@gmail.com                    //
// Description:                                                               //
//    Encapsulates a Is expression.                                           //
//    Inheritance: Expression.                                                //
//    Implements Composite pattern [Composite].                               //
//    Implements Visitor pattern [Concrete Element].                          //
// -------------------------------------------------------------------------- //
// Create date: 07-12-2006                                                    //
// Modification date: 25-04-2007                                              //

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

using Tools;
using TypeSystem;
using ErrorManagement;

namespace AST
{
   public class IsExpression : Expression
   {
      #region Fields

      private Expression expr;

      private TypeExpression type;

      private string typeId;

      #endregion

      #region Properties

      public Expression Expression
      {
         get { return this.expr; }
         set { this.expr = value; }
      }

      public TypeExpression TypeExpr
      {
         get { return this.type; }
         set { this.type = value; }
      }

      public string TypeId
      {
         get { return this.typeId; }
      }

      #endregion

      #region Constructor

      public IsExpression(Expression expression, string type, Location loc)
         : base(loc)
      {
         this.expr = expression;
         this.typeId = type;
      }

      #endregion

      #region Accept()

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

      #endregion
   }
}