wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Repo\ChangeOp;

use ValueValidators\Result;
use Wikibase\DataModel\Entity\EntityDocument;
use Wikibase\Lib\Summary;

/**
 * @license GPL-2.0-or-later
 */
class NullChangeOp implements ChangeOp {

    /**
     * @see ChangeOp::validate
     *
     * @param EntityDocument $entity Unused
     *
     * @return Result Always valid
     */
    public function validate( EntityDocument $entity ) {
        return Result::newSuccess();
    }

    /** @inheritDoc */
    public function apply( EntityDocument $entity, Summary $summary = null ) {
        // no op

        return new DummyChangeOpResult( $entity->getId() );
    }

    /**
     * @see ChangeOp::getActions
     *
     * @return string[]
     */
    public function getActions() {
        return [];
    }

}