edlp_d8/core/lib/Drupal/Component/Diff/Engine/DiffOpDelete.php

<?php

namespace Drupal\Component\Diff\Engine;

/**
 * @todo document
 * @private
 * @subpackage DifferenceEngine
 */
class DiffOpDelete extends DiffOp {
  public $type = 'delete';

  public function __construct($lines) {
    $this->orig = $lines;
    $this->closing = FALSE;
  }

  public function reverse() {
    return new DiffOpAdd($this->orig);
  }

}