public override Node VisitDispatch([NotNull] coolgrammarParser.DispatchContext context)
        {
            Expr      exp = (Expr)Visit(context.expr());
            Type_cool t   = null;

            if (context.TYPE() != null)
            {
                t = new Type_cool(context.TYPE().GetText());
            }
            Id  id   = new Id(context.ID().GetText());
            var list = new List <Expr>();

            foreach (var item in context.args_call().expr())
            {
                var v = Visit(item);
                list.Add((Expr)v);
            }

            return(new Dispatch(exp, t, new Call_Method(id, new Lista <Expr>(list))));
        }
 /// <summary>
 /// Visit a parse tree produced by the <c>dispatch</c>
 /// labeled alternative in <see cref="coolgrammarParser.expr"/>.
 /// <para>
 /// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
 /// on <paramref name="context"/>.
 /// </para>
 /// </summary>
 /// <param name="context">The parse tree.</param>
 /// <return>The visitor result.</return>
 public virtual Result VisitDispatch([NotNull] coolgrammarParser.DispatchContext context)
 {
     return(VisitChildren(context));
 }