[PropertyInfo] Add an extractor to guess if a property is initializable

Author: dunglas

DependencyInjection/FrameworkExtension.php

@@ -76,6 +76,7 @@
 use Symfony\Component\PropertyAccess\PropertyAccessor;
 use Symfony\Component\PropertyInfo\PropertyAccessExtractorInterface;
 use Symfony\Component\PropertyInfo\PropertyDescriptionExtractorInterface;
+use Symfony\Component\PropertyInfo\PropertyInitializableExtractorInterface;
 use Symfony\Component\PropertyInfo\PropertyListExtractorInterface;
 use Symfony\Component\PropertyInfo\PropertyTypeExtractorInterface;
 use Symfony\Component\Routing\Loader\AnnotationDirectoryLoader;
@@ -347,6 +348,8 @@ public function load(array $configs, ContainerBuilder $container)
             ->addTag('property_info.description_extractor');
         $container->registerForAutoconfiguration(PropertyAccessExtractorInterface::class)
             ->addTag('property_info.access_extractor');
+        $container->registerForAutoconfiguration(PropertyInitializableExtractorInterface::class)
+            ->addTag('property_info.initializable_extractor');
         $container->registerForAutoconfiguration(EncoderInterface::class)
             ->addTag('serializer.encoder');
         $container->registerForAutoconfiguration(DecoderInterface::class)

Resources/config/property_info.xml

@@ -12,18 +12,21 @@
             <argument type="collection" />
             <argument type="collection" />
             <argument type="collection" />
+            <argument type="collection" />
         </service>
         <service id="Symfony\Component\PropertyInfo\PropertyAccessExtractorInterface" alias="property_info" />
         <service id="Symfony\Component\PropertyInfo\PropertyDescriptionExtractorInterface" alias="property_info" />
         <service id="Symfony\Component\PropertyInfo\PropertyInfoExtractorInterface" alias="property_info" />
         <service id="Symfony\Component\PropertyInfo\PropertyTypeExtractorInterface" alias="property_info" />
         <service id="Symfony\Component\PropertyInfo\PropertyListExtractorInterface" alias="property_info" />
+        <service id="Symfony\Component\PropertyInfo\PropertyInitializableExtractorInterface" alias="property_info" />
 
         <!-- Extractor -->
         <service id="property_info.reflection_extractor" class="Symfony\Component\PropertyInfo\Extractor\ReflectionExtractor">
             <tag name="property_info.list_extractor" priority="-1000" />
             <tag name="property_info.type_extractor" priority="-1002" />
             <tag name="property_info.access_extractor" priority="-1000" />
+            <tag name="property_info.initializable_extractor" priority="-1000" />
         </service>
     </services>
 </container>