public InfixNode(CoolParser.InfixExpContext context, Node s) : base(s.Childs)
{
this.context = context;
this.s = s;
this.OP = context.op.Text;
this.LE = s.Childs[0];
this.RE = s.Childs[1];
}
public override bool VisitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
var s1 = context.le.getCoolType();
var s2 = context.re.getCoolType();
if (s1 == s2)
{
return(VisitChildren(context));
}
else
{
return(true);
}
return(VisitChildren(context));
}
public override object VisitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
Expression left = (Expression)Visit(context.expresion()[0]);
Expression right = (Expression)Visit(context.expresion()[1]);
if (context.PLUS() != null)
{
return(new BinArithExp(left, right, Op.plus, GetCoord(context)));
}
else if (context.MINUS() != null)
{
return(new BinArithExp(left, right, Op.minus, GetCoord(context)));
}
else if (context.STAR() != null)
{
return(new BinArithExp(left, right, Op.times, GetCoord(context)));
}
else if (context.SLASH() != null)
{
return(new BinArithExp(left, right, Op.div, GetCoord(context)));
}
return(new BinArithExp(left, right, Op.unknown, GetCoord(context)));
}
public override Node VisitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
var s = VisitChildren(context);
return(new InfixNode(context, s));
}
public override object VisitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
VisitExpr(context);
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by the <c>infixExp</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 ExitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>infixExp</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 VisitInfixExp([NotNull] CoolParser.InfixExpContext context)
{
return(VisitChildren(context));
}
public static string getCoolType(this CoolParser.InfixExpContext s)
{
return("INT");
}
