public virtual void PerformOnSelect(PredicateExpression node) { }
public virtual void PerformAfter(PredicateExpression node) { }
public virtual void PerformOnQuantifier(PredicateExpression node) { }
public virtual void PerformOnOperator(PredicateExpression node) { }
public virtual void PerformBefore(PredicateExpression node) { }
public override void PerformAfter(PredicateExpression node) { PopKnownParent(node); }
public override void PerformBefore(PredicateExpression node) { PushParent(node); }