CommonMark\Interfaces\IVisitor
    
     
      final
      class CommonMark\Interfaces\IVisitor
     
     {
    
    
     const
     int
     CommonMark\Interfaces\IVisitor::Done;
    const
     int
     CommonMark\Interfaces\IVisitor::Enter;
    const
     int
     CommonMark\Interfaces\IVisitor::Leave;
    
    
   abstract public intIVisitablenull enter(IVisitable $visitable)
abstract public intIVisitablenull leave(IVisitable $visitable)
   }