Twig usort extension

MyExtensions.php

<?php

declare(strict_types=1);

namespace App\MyBundle\Twig;

use Twig\Extension\AbstractExtension;
use Twig\TwigFilter;

final class MyExtensions extends AbstractExtension
{
    public function getFilters(): array
    {
        return [
            new TwigFilter('usort', [$this, 'usortFilter']),
        ];
    }

    public function usortFilter($array, string $prop, string $mode = 'ASC')
    {
        $asc = 'ASC' == strtoupper($mode) ? 1 : -1;
        usort($array, function ($a, $b) use ($prop, $asc) {
            $value1 = is_object($a) ? call_user_func([$a, 'get'.ucfirst($prop)]) : $a['code'];
            $value2 = is_object($b) ? call_user_func([$b, 'get'.ucfirst($prop)]) : $b['code'];

            return ($value1 == $value2) ? 0 : ($value1 < $value2 ? -1 : 1) * $asc;
        });

        return $array;
    }
}