RectorClassesSorter.php

<?php

declare(strict_types=1);

namespace Rector\Util;

use Rector\Contract\Rector\RectorInterface;
use Rector\PostRector\Contract\Rector\PostRectorInterface;

/**
 * This class ensure the PostRectorInterface class names listed after main RectorInterface class names
 */
final class RectorClassesSorter
{
    /**
     * @param array<class-string<RectorInterface|PostRectorInterface>> $rectorClasses
     * @return array<class-string<RectorInterface|PostRectorInterface>>
     */
    public static function sortAndFilterOutPostRectors(array $rectorClasses): array
    {
        $rectorClasses = array_unique($rectorClasses);

        $mainRectorClasses = array_filter(
            $rectorClasses,
            fn (string $rectorClass): bool => is_a($rectorClass, RectorInterface::class, true)
        );
        sort($mainRectorClasses);

        return $mainRectorClasses;
    }
}