code: public static function to($node, $target, $position) {
      $instance = new static($node, $target, $position);
  
      return $instance->perform();
    }
docs: Easy static accessor for performing a move operation.
  
  @param   \Baum\Node      $node
  @param   \Baum\Node|int  $target
  @param   string          $position
  @return \Baum\Node