Add PHPStan configuration at level 5

Author: yguedidi

phpstan.neon

@@ -0,0 +1,12 @@
+parameters:
+    level: 5
+    paths:
+        - src/
+        - tests/
+
+includes:
+    - vendor/phpstan/phpstan-deprecation-rules/rules.neon
+    - vendor/phpstan/phpstan-phpunit/extension.neon
+    - vendor/phpstan/phpstan-phpunit/rules.neon
+    - vendor/phpstan/phpstan-symfony/extension.neon
+    - vendor/phpstan/phpstan-symfony/rules.neon

src/DependencyInjection/Compiler/ValidateExtensionConfigurationPass.php

@@ -2,6 +2,7 @@
 
 namespace Stof\DoctrineExtensionsBundle\DependencyInjection\Compiler;
 
+use Stof\DoctrineExtensionsBundle\DependencyInjection\StofDoctrineExtensionsExtension;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
 
@@ -23,6 +24,9 @@ class ValidateExtensionConfigurationPass implements CompilerPassInterface
      */
     public function process(ContainerBuilder $container)
     {
-        $container->getExtension('stof_doctrine_extensions')->configValidate($container);
+        $extension = $container->getExtension('stof_doctrine_extensions');
+        \assert($extension instanceof StofDoctrineExtensionsExtension);
+
+        $extension->configValidate($container);
     }
 }