vendor/doctrine/orm/lib/Doctrine/ORM/Internal/Hydration/AbstractHydrator.php line 238

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  1. <?php
  2. declare(strict_types=1);
  3. namespace Doctrine\ORM\Internal\Hydration;
  4. use BackedEnum;
  5. use Doctrine\DBAL\Driver\ResultStatement;
  6. use Doctrine\DBAL\ForwardCompatibility\Result as ForwardCompatibilityResult;
  7. use Doctrine\DBAL\Platforms\AbstractPlatform;
  8. use Doctrine\DBAL\Result;
  9. use Doctrine\DBAL\Types\Type;
  10. use Doctrine\Deprecations\Deprecation;
  11. use Doctrine\ORM\EntityManagerInterface;
  12. use Doctrine\ORM\Events;
  13. use Doctrine\ORM\Mapping\ClassMetadata;
  14. use Doctrine\ORM\Query\ResultSetMapping;
  15. use Doctrine\ORM\Tools\Pagination\LimitSubqueryWalker;
  16. use Doctrine\ORM\UnitOfWork;
  17. use Generator;
  18. use LogicException;
  19. use ReflectionClass;
  20. use TypeError;
  21. use function array_map;
  22. use function array_merge;
  23. use function count;
  24. use function end;
  25. use function get_debug_type;
  26. use function in_array;
  27. use function is_array;
  28. use function sprintf;
  29. /**
  30.  * Base class for all hydrators. A hydrator is a class that provides some form
  31.  * of transformation of an SQL result set into another structure.
  32.  */
  33. abstract class AbstractHydrator
  34. {
  35.     /**
  36.      * The ResultSetMapping.
  37.      *
  38.      * @var ResultSetMapping|null
  39.      */
  40.     protected $_rsm;
  41.     /**
  42.      * The EntityManager instance.
  43.      *
  44.      * @var EntityManagerInterface
  45.      */
  46.     protected $_em;
  47.     /**
  48.      * The dbms Platform instance.
  49.      *
  50.      * @var AbstractPlatform
  51.      */
  52.     protected $_platform;
  53.     /**
  54.      * The UnitOfWork of the associated EntityManager.
  55.      *
  56.      * @var UnitOfWork
  57.      */
  58.     protected $_uow;
  59.     /**
  60.      * Local ClassMetadata cache to avoid going to the EntityManager all the time.
  61.      *
  62.      * @var array<string, ClassMetadata<object>>
  63.      */
  64.     protected $_metadataCache = [];
  65.     /**
  66.      * The cache used during row-by-row hydration.
  67.      *
  68.      * @var array<string, mixed[]|null>
  69.      */
  70.     protected $_cache = [];
  71.     /**
  72.      * The statement that provides the data to hydrate.
  73.      *
  74.      * @var Result|null
  75.      */
  76.     protected $_stmt;
  77.     /**
  78.      * The query hints.
  79.      *
  80.      * @var array<string, mixed>
  81.      */
  82.     protected $_hints = [];
  83.     /**
  84.      * Initializes a new instance of a class derived from <tt>AbstractHydrator</tt>.
  85.      *
  86.      * @param EntityManagerInterface $em The EntityManager to use.
  87.      */
  88.     public function __construct(EntityManagerInterface $em)
  89.     {
  90.         $this->_em       $em;
  91.         $this->_platform $em->getConnection()->getDatabasePlatform();
  92.         $this->_uow      $em->getUnitOfWork();
  93.     }
  94.     /**
  95.      * Initiates a row-by-row hydration.
  96.      *
  97.      * @deprecated
  98.      *
  99.      * @param Result|ResultStatement $stmt
  100.      * @param ResultSetMapping       $resultSetMapping
  101.      * @psalm-param array<string, mixed> $hints
  102.      *
  103.      * @return IterableResult
  104.      */
  105.     public function iterate($stmt$resultSetMapping, array $hints = [])
  106.     {
  107.         Deprecation::trigger(
  108.             'doctrine/orm',
  109.             'https://github.com/doctrine/orm/issues/8463',
  110.             'Method %s() is deprecated and will be removed in Doctrine ORM 3.0. Use toIterable() instead.',
  111.             __METHOD__
  112.         );
  113.         $this->_stmt  $stmt instanceof ResultStatement ForwardCompatibilityResult::ensure($stmt) : $stmt;
  114.         $this->_rsm   $resultSetMapping;
  115.         $this->_hints $hints;
  116.         $evm $this->_em->getEventManager();
  117.         $evm->addEventListener([Events::onClear], $this);
  118.         $this->prepare();
  119.         return new IterableResult($this);
  120.     }
  121.     /**
  122.      * Initiates a row-by-row hydration.
  123.      *
  124.      * @param Result|ResultStatement $stmt
  125.      * @psalm-param array<string, mixed> $hints
  126.      *
  127.      * @return Generator<array-key, mixed>
  128.      *
  129.      * @final
  130.      */
  131.     public function toIterable($stmtResultSetMapping $resultSetMapping, array $hints = []): iterable
  132.     {
  133.         if (! $stmt instanceof Result) {
  134.             if (! $stmt instanceof ResultStatement) {
  135.                 throw new TypeError(sprintf(
  136.                     '%s: Expected parameter $stmt to be an instance of %s or %s, got %s',
  137.                     __METHOD__,
  138.                     Result::class,
  139.                     ResultStatement::class,
  140.                     get_debug_type($stmt)
  141.                 ));
  142.             }
  143.             Deprecation::trigger(
  144.                 'doctrine/orm',
  145.                 'https://github.com/doctrine/orm/pull/8796',
  146.                 '%s: Passing a result as $stmt that does not implement %s is deprecated and will cause a TypeError on 3.0',
  147.                 __METHOD__,
  148.                 Result::class
  149.             );
  150.             $stmt ForwardCompatibilityResult::ensure($stmt);
  151.         }
  152.         $this->_stmt  $stmt;
  153.         $this->_rsm   $resultSetMapping;
  154.         $this->_hints $hints;
  155.         $evm $this->_em->getEventManager();
  156.         $evm->addEventListener([Events::onClear], $this);
  157.         $this->prepare();
  158.         while (true) {
  159.             $row $this->statement()->fetchAssociative();
  160.             if ($row === false) {
  161.                 $this->cleanup();
  162.                 break;
  163.             }
  164.             $result = [];
  165.             $this->hydrateRowData($row$result);
  166.             $this->cleanupAfterRowIteration();
  167.             if (count($result) === 1) {
  168.                 if (count($resultSetMapping->indexByMap) === 0) {
  169.                     yield end($result);
  170.                 } else {
  171.                     yield from $result;
  172.                 }
  173.             } else {
  174.                 yield $result;
  175.             }
  176.         }
  177.     }
  178.     final protected function statement(): Result
  179.     {
  180.         if ($this->_stmt === null) {
  181.             throw new LogicException('Uninitialized _stmt property');
  182.         }
  183.         return $this->_stmt;
  184.     }
  185.     final protected function resultSetMapping(): ResultSetMapping
  186.     {
  187.         if ($this->_rsm === null) {
  188.             throw new LogicException('Uninitialized _rsm property');
  189.         }
  190.         return $this->_rsm;
  191.     }
  192.     /**
  193.      * Hydrates all rows returned by the passed statement instance at once.
  194.      *
  195.      * @param Result|ResultStatement $stmt
  196.      * @param ResultSetMapping       $resultSetMapping
  197.      * @psalm-param array<string, string> $hints
  198.      *
  199.      * @return mixed[]
  200.      */
  201.     public function hydrateAll($stmt$resultSetMapping, array $hints = [])
  202.     {
  203.         if (! $stmt instanceof Result) {
  204.             if (! $stmt instanceof ResultStatement) {
  205.                 throw new TypeError(sprintf(
  206.                     '%s: Expected parameter $stmt to be an instance of %s or %s, got %s',
  207.                     __METHOD__,
  208.                     Result::class,
  209.                     ResultStatement::class,
  210.                     get_debug_type($stmt)
  211.                 ));
  212.             }
  213.             Deprecation::trigger(
  214.                 'doctrine/orm',
  215.                 'https://github.com/doctrine/orm/pull/8796',
  216.                 '%s: Passing a result as $stmt that does not implement %s is deprecated and will cause a TypeError on 3.0',
  217.                 __METHOD__,
  218.                 Result::class
  219.             );
  220.             $stmt ForwardCompatibilityResult::ensure($stmt);
  221.         }
  222.         $this->_stmt  $stmt;
  223.         $this->_rsm   $resultSetMapping;
  224.         $this->_hints $hints;
  225.         $this->_em->getEventManager()->addEventListener([Events::onClear], $this);
  226.         $this->prepare();
  227.         try {
  228.             $result $this->hydrateAllData();
  229.         } finally {
  230.             $this->cleanup();
  231.         }
  232.         return $result;
  233.     }
  234.     /**
  235.      * Hydrates a single row returned by the current statement instance during
  236.      * row-by-row hydration with {@link iterate()} or {@link toIterable()}.
  237.      *
  238.      * @deprecated
  239.      *
  240.      * @return mixed[]|false
  241.      */
  242.     public function hydrateRow()
  243.     {
  244.         Deprecation::triggerIfCalledFromOutside(
  245.             'doctrine/orm',
  246.             'https://github.com/doctrine/orm/pull/9072',
  247.             '%s is deprecated.',
  248.             __METHOD__
  249.         );
  250.         $row $this->statement()->fetchAssociative();
  251.         if ($row === false) {
  252.             $this->cleanup();
  253.             return false;
  254.         }
  255.         $result = [];
  256.         $this->hydrateRowData($row$result);
  257.         return $result;
  258.     }
  259.     /**
  260.      * When executed in a hydrate() loop we have to clear internal state to
  261.      * decrease memory consumption.
  262.      *
  263.      * @param mixed $eventArgs
  264.      *
  265.      * @return void
  266.      */
  267.     public function onClear($eventArgs)
  268.     {
  269.     }
  270.     /**
  271.      * Executes one-time preparation tasks, once each time hydration is started
  272.      * through {@link hydrateAll} or {@link iterate()}.
  273.      *
  274.      * @return void
  275.      */
  276.     protected function prepare()
  277.     {
  278.     }
  279.     /**
  280.      * Executes one-time cleanup tasks at the end of a hydration that was initiated
  281.      * through {@link hydrateAll} or {@link iterate()}.
  282.      *
  283.      * @return void
  284.      */
  285.     protected function cleanup()
  286.     {
  287.         $this->statement()->free();
  288.         $this->_stmt          null;
  289.         $this->_rsm           null;
  290.         $this->_cache         = [];
  291.         $this->_metadataCache = [];
  292.         $this
  293.             ->_em
  294.             ->getEventManager()
  295.             ->removeEventListener([Events::onClear], $this);
  296.     }
  297.     protected function cleanupAfterRowIteration(): void
  298.     {
  299.     }
  300.     /**
  301.      * Hydrates a single row from the current statement instance.
  302.      *
  303.      * Template method.
  304.      *
  305.      * @param mixed[] $row    The row data.
  306.      * @param mixed[] $result The result to fill.
  307.      *
  308.      * @return void
  309.      *
  310.      * @throws HydrationException
  311.      */
  312.     protected function hydrateRowData(array $row, array &$result)
  313.     {
  314.         throw new HydrationException('hydrateRowData() not implemented by this hydrator.');
  315.     }
  316.     /**
  317.      * Hydrates all rows from the current statement instance at once.
  318.      *
  319.      * @return mixed[]
  320.      */
  321.     abstract protected function hydrateAllData();
  322.     /**
  323.      * Processes a row of the result set.
  324.      *
  325.      * Used for identity-based hydration (HYDRATE_OBJECT and HYDRATE_ARRAY).
  326.      * Puts the elements of a result row into a new array, grouped by the dql alias
  327.      * they belong to. The column names in the result set are mapped to their
  328.      * field names during this procedure as well as any necessary conversions on
  329.      * the values applied. Scalar values are kept in a specific key 'scalars'.
  330.      *
  331.      * @param mixed[] $data SQL Result Row.
  332.      * @psalm-param array<string, string> $id                 Dql-Alias => ID-Hash.
  333.      * @psalm-param array<string, bool>   $nonemptyComponents Does this DQL-Alias has at least one non NULL value?
  334.      *
  335.      * @return array<string, array<string, mixed>> An array with all the fields
  336.      *                                             (name => value) of the data
  337.      *                                             row, grouped by their
  338.      *                                             component alias.
  339.      * @psalm-return array{
  340.      *                   data: array<array-key, array>,
  341.      *                   newObjects?: array<array-key, array{
  342.      *                       class: mixed,
  343.      *                       args?: array
  344.      *                   }>,
  345.      *                   scalars?: array
  346.      *               }
  347.      */
  348.     protected function gatherRowData(array $data, array &$id, array &$nonemptyComponents)
  349.     {
  350.         $rowData = ['data' => []];
  351.         foreach ($data as $key => $value) {
  352.             $cacheKeyInfo $this->hydrateColumnInfo($key);
  353.             if ($cacheKeyInfo === null) {
  354.                 continue;
  355.             }
  356.             $fieldName $cacheKeyInfo['fieldName'];
  357.             switch (true) {
  358.                 case isset($cacheKeyInfo['isNewObjectParameter']):
  359.                     $argIndex $cacheKeyInfo['argIndex'];
  360.                     $objIndex $cacheKeyInfo['objIndex'];
  361.                     $type     $cacheKeyInfo['type'];
  362.                     $value    $type->convertToPHPValue($value$this->_platform);
  363.                     if ($value !== null && isset($cacheKeyInfo['enumType'])) {
  364.                         $value $this->buildEnum($value$cacheKeyInfo['enumType']);
  365.                     }
  366.                     $rowData['newObjects'][$objIndex]['class']           = $cacheKeyInfo['class'];
  367.                     $rowData['newObjects'][$objIndex]['args'][$argIndex] = $value;
  368.                     break;
  369.                 case isset($cacheKeyInfo['isScalar']):
  370.                     $type  $cacheKeyInfo['type'];
  371.                     $value $type->convertToPHPValue($value$this->_platform);
  372.                     if ($value !== null && isset($cacheKeyInfo['enumType'])) {
  373.                         $value $this->buildEnum($value$cacheKeyInfo['enumType']);
  374.                     }
  375.                     $rowData['scalars'][$fieldName] = $value;
  376.                     break;
  377.                 //case (isset($cacheKeyInfo['isMetaColumn'])):
  378.                 default:
  379.                     $dqlAlias $cacheKeyInfo['dqlAlias'];
  380.                     $type     $cacheKeyInfo['type'];
  381.                     // If there are field name collisions in the child class, then we need
  382.                     // to only hydrate if we are looking at the correct discriminator value
  383.                     if (
  384.                         isset($cacheKeyInfo['discriminatorColumn'], $data[$cacheKeyInfo['discriminatorColumn']])
  385.                         && ! in_array((string) $data[$cacheKeyInfo['discriminatorColumn']], $cacheKeyInfo['discriminatorValues'], true)
  386.                     ) {
  387.                         break;
  388.                     }
  389.                     // in an inheritance hierarchy the same field could be defined several times.
  390.                     // We overwrite this value so long we don't have a non-null value, that value we keep.
  391.                     // Per definition it cannot be that a field is defined several times and has several values.
  392.                     if (isset($rowData['data'][$dqlAlias][$fieldName])) {
  393.                         break;
  394.                     }
  395.                     $rowData['data'][$dqlAlias][$fieldName] = $type
  396.                         $type->convertToPHPValue($value$this->_platform)
  397.                         : $value;
  398.                     if ($rowData['data'][$dqlAlias][$fieldName] !== null && isset($cacheKeyInfo['enumType'])) {
  399.                         $rowData['data'][$dqlAlias][$fieldName] = $this->buildEnum($rowData['data'][$dqlAlias][$fieldName], $cacheKeyInfo['enumType']);
  400.                     }
  401.                     if ($cacheKeyInfo['isIdentifier'] && $value !== null) {
  402.                         $id[$dqlAlias]                .= '|' $value;
  403.                         $nonemptyComponents[$dqlAlias] = true;
  404.                     }
  405.                     break;
  406.             }
  407.         }
  408.         return $rowData;
  409.     }
  410.     /**
  411.      * Processes a row of the result set.
  412.      *
  413.      * Used for HYDRATE_SCALAR. This is a variant of _gatherRowData() that
  414.      * simply converts column names to field names and properly converts the
  415.      * values according to their types. The resulting row has the same number
  416.      * of elements as before.
  417.      *
  418.      * @param mixed[] $data
  419.      * @psalm-param array<string, mixed> $data
  420.      *
  421.      * @return mixed[] The processed row.
  422.      * @psalm-return array<string, mixed>
  423.      */
  424.     protected function gatherScalarRowData(&$data)
  425.     {
  426.         $rowData = [];
  427.         foreach ($data as $key => $value) {
  428.             $cacheKeyInfo $this->hydrateColumnInfo($key);
  429.             if ($cacheKeyInfo === null) {
  430.                 continue;
  431.             }
  432.             $fieldName $cacheKeyInfo['fieldName'];
  433.             // WARNING: BC break! We know this is the desired behavior to type convert values, but this
  434.             // erroneous behavior exists since 2.0 and we're forced to keep compatibility.
  435.             if (! isset($cacheKeyInfo['isScalar'])) {
  436.                 $type  $cacheKeyInfo['type'];
  437.                 $value $type $type->convertToPHPValue($value$this->_platform) : $value;
  438.                 $fieldName $cacheKeyInfo['dqlAlias'] . '_' $fieldName;
  439.             }
  440.             $rowData[$fieldName] = $value;
  441.         }
  442.         return $rowData;
  443.     }
  444.     /**
  445.      * Retrieve column information from ResultSetMapping.
  446.      *
  447.      * @param string $key Column name
  448.      *
  449.      * @return mixed[]|null
  450.      * @psalm-return array<string, mixed>|null
  451.      */
  452.     protected function hydrateColumnInfo($key)
  453.     {
  454.         if (isset($this->_cache[$key])) {
  455.             return $this->_cache[$key];
  456.         }
  457.         switch (true) {
  458.             // NOTE: Most of the times it's a field mapping, so keep it first!!!
  459.             case isset($this->_rsm->fieldMappings[$key]):
  460.                 $classMetadata $this->getClassMetadata($this->_rsm->declaringClasses[$key]);
  461.                 $fieldName     $this->_rsm->fieldMappings[$key];
  462.                 $fieldMapping  $classMetadata->fieldMappings[$fieldName];
  463.                 $ownerMap      $this->_rsm->columnOwnerMap[$key];
  464.                 $columnInfo    = [
  465.                     'isIdentifier' => in_array($fieldName$classMetadata->identifiertrue),
  466.                     'fieldName'    => $fieldName,
  467.                     'type'         => Type::getType($fieldMapping['type']),
  468.                     'dqlAlias'     => $ownerMap,
  469.                     'enumType'     => $this->_rsm->enumMappings[$key] ?? null,
  470.                 ];
  471.                 // the current discriminator value must be saved in order to disambiguate fields hydration,
  472.                 // should there be field name collisions
  473.                 if ($classMetadata->parentClasses && isset($this->_rsm->discriminatorColumns[$ownerMap])) {
  474.                     return $this->_cache[$key] = array_merge(
  475.                         $columnInfo,
  476.                         [
  477.                             'discriminatorColumn' => $this->_rsm->discriminatorColumns[$ownerMap],
  478.                             'discriminatorValue'  => $classMetadata->discriminatorValue,
  479.                             'discriminatorValues' => $this->getDiscriminatorValues($classMetadata),
  480.                         ]
  481.                     );
  482.                 }
  483.                 return $this->_cache[$key] = $columnInfo;
  484.             case isset($this->_rsm->newObjectMappings[$key]):
  485.                 // WARNING: A NEW object is also a scalar, so it must be declared before!
  486.                 $mapping $this->_rsm->newObjectMappings[$key];
  487.                 return $this->_cache[$key] = [
  488.                     'isScalar'             => true,
  489.                     'isNewObjectParameter' => true,
  490.                     'fieldName'            => $this->_rsm->scalarMappings[$key],
  491.                     'type'                 => Type::getType($this->_rsm->typeMappings[$key]),
  492.                     'argIndex'             => $mapping['argIndex'],
  493.                     'objIndex'             => $mapping['objIndex'],
  494.                     'class'                => new ReflectionClass($mapping['className']),
  495.                     'enumType'             => $this->_rsm->enumMappings[$key] ?? null,
  496.                 ];
  497.             case isset($this->_rsm->scalarMappings[$key], $this->_hints[LimitSubqueryWalker::FORCE_DBAL_TYPE_CONVERSION]):
  498.                 return $this->_cache[$key] = [
  499.                     'fieldName' => $this->_rsm->scalarMappings[$key],
  500.                     'type'      => Type::getType($this->_rsm->typeMappings[$key]),
  501.                     'dqlAlias'  => '',
  502.                     'enumType'  => $this->_rsm->enumMappings[$key] ?? null,
  503.                 ];
  504.             case isset($this->_rsm->scalarMappings[$key]):
  505.                 return $this->_cache[$key] = [
  506.                     'isScalar'  => true,
  507.                     'fieldName' => $this->_rsm->scalarMappings[$key],
  508.                     'type'      => Type::getType($this->_rsm->typeMappings[$key]),
  509.                     'enumType'  => $this->_rsm->enumMappings[$key] ?? null,
  510.                 ];
  511.             case isset($this->_rsm->metaMappings[$key]):
  512.                 // Meta column (has meaning in relational schema only, i.e. foreign keys or discriminator columns).
  513.                 $fieldName $this->_rsm->metaMappings[$key];
  514.                 $dqlAlias  $this->_rsm->columnOwnerMap[$key];
  515.                 $type      = isset($this->_rsm->typeMappings[$key])
  516.                     ? Type::getType($this->_rsm->typeMappings[$key])
  517.                     : null;
  518.                 // Cache metadata fetch
  519.                 $this->getClassMetadata($this->_rsm->aliasMap[$dqlAlias]);
  520.                 return $this->_cache[$key] = [
  521.                     'isIdentifier' => isset($this->_rsm->isIdentifierColumn[$dqlAlias][$key]),
  522.                     'isMetaColumn' => true,
  523.                     'fieldName'    => $fieldName,
  524.                     'type'         => $type,
  525.                     'dqlAlias'     => $dqlAlias,
  526.                     'enumType'     => $this->_rsm->enumMappings[$key] ?? null,
  527.                 ];
  528.         }
  529.         // this column is a left over, maybe from a LIMIT query hack for example in Oracle or DB2
  530.         // maybe from an additional column that has not been defined in a NativeQuery ResultSetMapping.
  531.         return null;
  532.     }
  533.     /**
  534.      * @return string[]
  535.      * @psalm-return non-empty-list<string>
  536.      */
  537.     private function getDiscriminatorValues(ClassMetadata $classMetadata): array
  538.     {
  539.         $values array_map(
  540.             function (string $subClass): string {
  541.                 return (string) $this->getClassMetadata($subClass)->discriminatorValue;
  542.             },
  543.             $classMetadata->subClasses
  544.         );
  545.         $values[] = (string) $classMetadata->discriminatorValue;
  546.         return $values;
  547.     }
  548.     /**
  549.      * Retrieve ClassMetadata associated to entity class name.
  550.      *
  551.      * @param string $className
  552.      *
  553.      * @return ClassMetadata
  554.      */
  555.     protected function getClassMetadata($className)
  556.     {
  557.         if (! isset($this->_metadataCache[$className])) {
  558.             $this->_metadataCache[$className] = $this->_em->getClassMetadata($className);
  559.         }
  560.         return $this->_metadataCache[$className];
  561.     }
  562.     /**
  563.      * Register entity as managed in UnitOfWork.
  564.      *
  565.      * @param object  $entity
  566.      * @param mixed[] $data
  567.      *
  568.      * @return void
  569.      *
  570.      * @todo The "$id" generation is the same of UnitOfWork#createEntity. Remove this duplication somehow
  571.      */
  572.     protected function registerManaged(ClassMetadata $class$entity, array $data)
  573.     {
  574.         if ($class->isIdentifierComposite) {
  575.             $id = [];
  576.             foreach ($class->identifier as $fieldName) {
  577.                 $id[$fieldName] = isset($class->associationMappings[$fieldName])
  578.                     ? $data[$class->associationMappings[$fieldName]['joinColumns'][0]['name']]
  579.                     : $data[$fieldName];
  580.             }
  581.         } else {
  582.             $fieldName $class->identifier[0];
  583.             $id        = [
  584.                 $fieldName => isset($class->associationMappings[$fieldName])
  585.                     ? $data[$class->associationMappings[$fieldName]['joinColumns'][0]['name']]
  586.                     : $data[$fieldName],
  587.             ];
  588.         }
  589.         $this->_em->getUnitOfWork()->registerManaged($entity$id$data);
  590.     }
  591.     /**
  592.      * @param mixed                    $value
  593.      * @param class-string<BackedEnum> $enumType
  594.      *
  595.      * @return BackedEnum|array<BackedEnum>
  596.      */
  597.     final protected function buildEnum($valuestring $enumType)
  598.     {
  599.         if (is_array($value)) {
  600.             return array_map(static function ($value) use ($enumType): BackedEnum {
  601.                 return $enumType::from($value);
  602.             }, $value);
  603.         }
  604.         return $enumType::from($value);
  605.     }
  606. }