public override void PostWalk(OrExpression node) { }
// OrExpression public override bool Walk(OrExpression node) { return(false); }
// OrExpression public virtual bool Walk(OrExpression node) { return(true); }
public virtual void PostWalk(OrExpression node) { }
// OrExpression public override bool Walk(OrExpression node) { return(Location >= node.StartIndex && Location <= node.EndIndex); }