rector.php

<?php

use Rector\Config\RectorConfig;
use Rector\Doctrine\Set\DoctrineSetList;
use Rector\Set\ValueObject\LevelSetList;
use Rector\Set\ValueObject\SetList;
use Rector\Symfony\Set\SymfonyLevelSetList;
use Rector\Symfony\Set\SymfonySetList;

return static function (RectorConfig $rectorConfig): void {
    //  Path to fix
    $rectorConfig->paths([
        __DIR__.'/src',
        __DIR__.'/tests',
    ]);

    //  Giving Rector all Symfony info
    $rectorConfig->symfonyContainerXml(__DIR__.'/var/cache/dev/App_KernelDevDebugContainer.xml');

    //  To import a class with the use statement rather than indicating its namespace path each time, except short classes like "DateTime"
    $rectorConfig->importNames();
    $rectorConfig->importShortClasses(false);

    //  Rules
    $rectorConfig->sets([
        LevelSetList::UP_TO_PHP_81,
        SetList::CODE_QUALITY,
        SetList::CODING_STYLE,
        SetList::DEAD_CODE,
        SetList::PSR_4,
        SetList::TYPE_DECLARATION,

        SymfonyLevelSetList::UP_TO_SYMFONY_62,
        SymfonySetList::ANNOTATIONS_TO_ATTRIBUTES,

        DoctrineSetList::DOCTRINE_CODE_QUALITY,
        DoctrineSetList::ANNOTATIONS_TO_ATTRIBUTES,
    ]);
};