ORM\Column with enumType but missing type causes internal error

[jspetrak]

``Consider having a BackendEnum class FooEnum. The entity class has following property declaration:

#[ORM\Column(name: 'type', nullable: false, enumType: FooEnum::class)]
private FooEnum type;

When running PHPStan analysis, it fails with following stacktrace.

Internal error: Internal error: Call to a member function getName() on null while analysing file

     Post the following stack trace to https://github.com/phpstan/phpstan/issues/new?template=Bug_report.yaml:

     ##

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\DefaultTypedFieldMapper.php(65)

     #0

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\ClassMetadataInfo.php(1594):

     Doctrine\ORM\Mapping\DefaultTypedFieldMapper->validateAndComplete()

     #1

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\ClassMetadataInfo.php(1644):

     Doctrine\ORM\Mapping\ClassMetadataInfo->validateAndCompleteTypedFieldMapping()

     #2

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\ClassMetadataInfo.php(2723):

     Doctrine\ORM\Mapping\ClassMetadataInfo->validateAndCompleteFieldMapping()

     #3

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\Driver\AttributeDriver.php(369):

     Doctrine\ORM\Mapping\ClassMetadataInfo->mapField()

     #4

     vendor\phpstan\phpstan-doctrine\src\Doctrine\Mapping\MappingDriverChain.php(31):

     Doctrine\ORM\Mapping\Driver\AttributeDriver->loadMetadataForClass()

     #5

     vendor\doctrine\orm\lib\Doctrine\ORM\Mapping\ClassMetadataFactory.php(149):

     PHPStan\Doctrine\Mapping\MappingDriverChain->loadMetadataForClass()

     #6

     vendor\doctrine\persistence\src\Persistence\Mapping\AbstractClassMetadataFactory.php(343):

     Doctrine\ORM\Mapping\ClassMetadataFactory->doLoadMetadata()

     #7

     vendor\doctrine\persistence\src\Persistence\Mapping\AbstractClassMetadataFactory.php(225):

     Doctrine\Persistence\Mapping\AbstractClassMetadataFactory->loadMetadata()

     #8

     vendor\phpstan\phpstan-doctrine\src\Type\Doctrine\ObjectMetadataResolver.php(129):

     Doctrine\Persistence\Mapping\AbstractClassMetadataFactory->getMetadataFor()

     #9

     vendor\phpstan\phpstan-doctrine\src\Rules\Doctrine\ORM\PropertiesExtension.php(27):

     PHPStan\Type\Doctrine\ObjectMetadataResolver->getClassMetadata()

     #10

     vendor/phpstan/phpstan/phpstan.phar/src/Rules/DeadCode/UnusedPrivatePropertyRule.php(100):

     PHPStan\Rules\Doctrine\ORM\PropertiesExtension->isAlwaysRead()

     #11

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/FileAnalyser.php(107):

     PHPStan\Rules\DeadCode\UnusedPrivatePropertyRule->processNode()

     #12

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(670):

     PHPStan\Analyser\FileAnalyser->PHPStan\Analyser\{closure}()

     #13

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(402):

     PHPStan\Analyser\NodeScopeResolver->processStmtNode()

     #14

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(641):

     PHPStan\Analyser\NodeScopeResolver->processStmtNodes()

     #15

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(371):

     PHPStan\Analyser\NodeScopeResolver->processStmtNode()

     #16

     vendor/phpstan/phpstan/phpstan.phar/src/Analyser/FileAnalyser.php(166):

     PHPStan\Analyser\NodeScopeResolver->processNodes()

     #17

     vendor/phpstan/phpstan/phpstan.phar/src/Command/WorkerCommand.php(132):

     PHPStan\Analyser\FileAnalyser->analyseFile()

     #18

     vendor/phpstan/phpstan/phpstan.phar/vendor/evenement/evenement/src/Evenement/EventEmitterTrait.php(97):
     PHPStan\Command\WorkerCommand->PHPStan\Command\{closure}()

     #19

     vendor/phpstan/phpstan/phpstan.phar/vendor/clue/ndjson-react/src/Decoder.php(117):

     _PHPStan_39fe102d2\Evenement\EventEmitter->emit()

     #20

     vendor/phpstan/phpstan/phpstan.phar/vendor/evenement/evenement/src/Evenement/EventEmitterTrait.php(97):
     _PHPStan_39fe102d2\Clue\React\NDJson\Decoder->handleData()

     #21

     vendor/phpstan/phpstan/phpstan.phar/vendor/react/stream/src/Util.php(62):

     _PHPStan_39fe102d2\Evenement\EventEmitter->emit()

     #22

     vendor/phpstan/phpstan/phpstan.phar/vendor/evenement/evenement/src/Evenement/EventEmitterTrait.php(97):
     _PHPStan_39fe102d2\React\Stream\Util::_PHPStan_39fe102d2\React\Stream\{closure}()

     #23

     vendor/phpstan/phpstan/phpstan.phar/vendor/react/stream/src/DuplexResourceStream.php(154):

     _PHPStan_39fe102d2\Evenement\EventEmitter->emit()

     #24

     vendor/phpstan/phpstan/phpstan.phar/vendor/react/event-loop/src/StreamSelectLoop.php(201):

     _PHPStan_39fe102d2\React\Stream\DuplexResourceStream->handleData()

     #25

     vendor/phpstan/phpstan/phpstan.phar/vendor/react/event-loop/src/StreamSelectLoop.php(173):

     _PHPStan_39fe102d2\React\EventLoop\StreamSelectLoop->waitForStreamActivity()

     #26

     vendor/phpstan/phpstan/phpstan.phar/src/Command/WorkerCommand.php(98):

     _PHPStan_39fe102d2\React\EventLoop\StreamSelectLoop->run()

     #27

     vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Command/Command.php(259):

     PHPStan\Command\WorkerCommand->execute()

     #28

     vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(870):

     _PHPStan_39fe102d2\Symfony\Component\Console\Command\Command->run()

     #29

     vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(261):

     _PHPStan_39fe102d2\Symfony\Component\Console\Application->doRunCommand()

     #30

     vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(157):

     _PHPStan_39fe102d2\Symfony\Component\Console\Application->doRun()

     #31

     vendor/phpstan/phpstan/phpstan.phar/bin/phpstan(124):

     _PHPStan_39fe102d2\Symfony\Component\Console\Application->run()

     #32

     vendor/phpstan/phpstan/phpstan.phar/bin/phpstan(125):

     _PHPStan_39fe102d2\{closure}()

     #33 vendor\phpstan\phpstan\phpstan(8): require('...')

     #34 vendor\bin\phpstan(119): include('...')

     #35 {main}

     Child process error (exit code 1):

When type is added to the annotation, PHPStan analysis completes successfully.

#[ORM\Column(name: 'type', 'type': string, nullable: false, enumType: FooEnum::class)]
private FooEnum type;