protected virtual ExponentiationLetter VisitExponentiationLetter(ExponentiationLetter node) { return(VisitSyntaxNode(node) as ExponentiationLetter); }
protected override ExponentiationLetter VisitExponentiationLetter(ExponentiationLetter node) { visitedExponentiationLetter = true; Assert.IsTrue(node.Value == "e"); return(base.VisitExponentiationLetter(node)); }