* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Serializer\Normalizer; use Symfony\Component\PropertyInfo\Type; use Symfony\Component\Serializer\Exception\InvalidArgumentException; use Symfony\Component\Serializer\Exception\NotNormalizableValueException; /** * Normalizes a {@see \BackedEnum} enumeration to a string or an integer. * * @author Alexandre Daubois */ final class BackedEnumNormalizer implements NormalizerInterface, DenormalizerInterface, CacheableSupportsMethodInterface { /** * {@inheritdoc} */ public function normalize(mixed $object, string $format = null, array $context = []): int|string { if (!$object instanceof \BackedEnum) { throw new InvalidArgumentException('The data must belong to a backed enumeration.'); } return $object->value; } /** * {@inheritdoc} */ public function supportsNormalization(mixed $data, string $format = null): bool { return $data instanceof \BackedEnum; } /** * {@inheritdoc} * * @throws NotNormalizableValueException */ public function denormalize(mixed $data, string $type, string $format = null, array $context = []): mixed { if (!is_subclass_of($type, \BackedEnum::class)) { throw new InvalidArgumentException('The data must belong to a backed enumeration.'); } if (!\is_int($data) && !\is_string($data)) { throw NotNormalizableValueException::createForUnexpectedDataType('The data is neither an integer nor a string, you should pass an integer or a string that can be parsed as an enumeration case of type '.$type.'.', $data, [Type::BUILTIN_TYPE_INT, Type::BUILTIN_TYPE_STRING], $context['deserialization_path'] ?? null, true); } try { return $type::from($data); } catch (\ValueError $e) { throw new InvalidArgumentException('The data must belong to a backed enumeration of type '.$type); } } /** * {@inheritdoc} */ public function supportsDenormalization(mixed $data, string $type, string $format = null): bool { return is_subclass_of($type, \BackedEnum::class); } /** * {@inheritdoc} */ public function hasCacheableSupportsMethod(): bool { return true; } }