public IfNode(CoolParser.IfExpContext context, Node s) : base(s.Childs)
{
this.s = s;
this.context = context;
IfExp = s.Childs[0];
ThenExp = s.Childs[1];
ElseExp = s.Childs[2];
}
public override object VisitIfExp([NotNull] CoolParser.IfExpContext context)
{
Expression ifExp = (Expression)Visit(context.expresion()[0]);
Expression thenExp = (Expression)Visit(context.expresion()[1]);
Expression elseExp = null;
if (context.expresion().Length > 2)
{
elseExp = (Expression)Visit(context.expresion()[2]);
}
return(new Conditional(ifExp, thenExp, elseExp, GetCoord(context)));
}
public override Node VisitIfExp([NotNull] CoolParser.IfExpContext context)
{
var s = VisitChildren(context);
return(new IfNode(context, s));
}
public override object VisitIfExp([NotNull] CoolParser.IfExpContext context)
{
VisitExpr(context);
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by the <c>ifExp</c>
/// labeled alternative in <see cref="CoolParser.expresion"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitIfExp([NotNull] CoolParser.IfExpContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>ifExp</c>
/// labeled alternative in <see cref="CoolParser.expresion"/>.
/// <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 VisitIfExp([NotNull] CoolParser.IfExpContext context)
{
return(VisitChildren(context));
}
public override bool VisitIfExp([NotNull] CoolParser.IfExpContext context)
{
return(VisitChildren(context));
}
