wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Repo\Interactors;

use Exception;
use Wikibase\Lib\MessageException;

/**
 * Exception representing a failure to execute the "merge items" use case.
 *
 * @license GPL-2.0-or-later
 * @author Daniel Kinzler
 */
class ItemMergeException extends MessageException {

    /**
     * @var string
     */
    private $errorCode;

    /**
     * @param string $message A free form message, for logging and debugging
     * @param string $errorCode An error code, for use in the API
     * @param Exception|null $previous The previous exception that caused this exception.
     */
    public function __construct( $message, $errorCode = '', Exception $previous = null ) {
        parent::__construct( 'wikibase-itemmerge-' . $errorCode, [], $message, $previous );
        $this->errorCode = $errorCode;
    }

    /**
     * @return string
     */
    public function getErrorCode() {
        return $this->errorCode;
    }

}