Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Component\Diff\Engine;
Chris@0: 
Chris@0: /**
Chris@0:  * @todo document
Chris@0:  * @private
Chris@0:  * @subpackage DifferenceEngine
Chris@0:  */
Chris@0: class DiffOp {
Chris@0:   public $type;
Chris@0:   public $orig;
Chris@0:   public $closing;
Chris@0: 
Chris@0:   public function reverse() {
Chris@0:     trigger_error('pure virtual', E_USER_ERROR);
Chris@0:   }
Chris@0: 
Chris@0:   public function norig() {
Chris@0:     return $this->orig ? sizeof($this->orig) : 0;
Chris@0:   }
Chris@0: 
Chris@0:   public function nclosing() {
Chris@0:     return $this->closing ? sizeof($this->closing) : 0;
Chris@0:   }
Chris@0: 
Chris@0: }