Remove direct use of ORM and ODM for composer-require-checker

Author: mcfedr

composer.json

@@ -12,7 +12,8 @@
 	"require": {
 		"php": "~7.1",
 		"phpstan/phpstan": "^0.11",
-		"nikic/php-parser": "^4.0"
+		"nikic/php-parser": "^4.0",
+		"doctrine/persistence": "^1.1"
 	},
 	"require-dev": {
 		"consistence/coding-standard": "^3.0.1",

src/Type/Doctrine/ObjectMetadataResolver.php

@@ -3,8 +3,6 @@
 namespace PHPStan\Type\Doctrine;
 
 use Doctrine\Common\Persistence\ObjectManager;
-use Doctrine\ODM\MongoDB\Mapping\ClassMetadata as ODMMetadata;
-use Doctrine\ORM\Mapping\ClassMetadata as ORMMetadata;
 use RuntimeException;
 use function file_exists;
 use function is_readable;
@@ -49,12 +47,18 @@ public function getRepositoryClass(string $className): string
 
 		$metadata = $this->objectManager->getClassMetadata($className);
 
-		if ($metadata instanceof ORMMetadata) {
-			return $metadata->customRepositoryClassName ?? $this->repositoryClass;
+		$ormMetadataClass = 'Doctrine\ORM\Mapping\ClassMetadata';
+		if ($metadata instanceof $ormMetadataClass) {
+			/** @var \Doctrine\ORM\Mapping\ClassMetadata $ormMetadata */
+			$ormMetadata = $metadata;
+			return $ormMetadata->customRepositoryClassName ?? $this->repositoryClass;
 		}
 
-		if ($metadata instanceof ODMMetadata) {
-			return $metadata->customRepositoryClassName ?? $this->repositoryClass;
+		$odmMetadataClass = 'Doctrine\ODM\MongoDB\Mapping\ClassMetadata';
+		if ($metadata instanceof $odmMetadataClass) {
+			/** @var \Doctrine\ODM\MongoDB\Mapping\ClassMetadata $odmMetadata */
+			$odmMetadata = $metadata;
+			return $odmMetadata->customRepositoryClassName ?? $this->repositoryClass;
 		}
 
 		return $this->repositoryClass;