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<?php
declare(strict_types=1);
namespace Budgegeria\IntlSort\Sorter;
use Budgegeria\IntlSort\Exception\IntlSortException;
use Collator;
use function uksort;
final class Key implements Sorter
{
/**
* @var Collator
*/
private $collator;
public function __construct(Collator $collator)
$this->collator = $collator;
}
* {@inheritDoc}
public function sort(array $values) : array
$collator = $this->collator;
uksort(
$values,
static function ($first, $second) use ($collator) : int {
/** @var int|false $result */
$result = $collator->compare((string) $first, (string) $second);
if (false === $result) {
throw IntlSortException::errorOnSort();
return $result;
);
return $values;
SenseException /
intl-sort
