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<?php
declare(strict_types=1);
namespace Budgegeria\IntlSort\Collator;
use Budgegeria\IntlSort\Exception\IntlSortException;
use Collator as IntlCollator;
use IntlException;
use function assert;
use function is_int;
final class ConfigurableCollator implements Collator
{
public function __construct(private IntlCollator $collator, private Configuration $config)
}
/** @throws IntlSortException */
public function compare(mixed $value, mixed $comparativeValue): int
if (($comparativeValue === null || $value === null) && $this->config->getNullableSort() === Configuration::NULL_VALUES_LAST) {
return $comparativeValue <=> $value;
if (($comparativeValue === null || $value === null) && $this->config->getNullableSort() === Configuration::NULL_VALUES_FIRST) {
return Configuration::NULL_VALUES_FIRST;
try {
$compared = $this->collator->compare((string) $value, (string) $comparativeValue);
assert(is_int($compared));
if ($this->collator->getErrorCode() !== 0) {
throw IntlSortException::errorOnSort($this->collator->getErrorMessage());
} catch (IntlException $e) {
throw IntlSortException::errorOnSort($e->getMessage());
return $compared;
SenseException /
intl-sort
