public void Visit(AstVisitor astVisitor)
{
Queue <Ast> queue = new Queue <Ast>();
queue.Enqueue(this);
while (queue.Any())
{
var nextAst = queue.Dequeue();
AstVisitAction astVisitAction = astVisitor.Visit(nextAst);
switch (astVisitAction)
{
case AstVisitAction.Continue:
queue.EnqueueAll(nextAst.Children);
break;
case AstVisitAction.SkipChildren:
break;
case AstVisitAction.StopVisit:
return;
default:
throw new InvalidOperationException(astVisitAction.ToString());
}
}
}
