[DI] Register default env var provided types

Author: ro0NL

src/Symfony/Component/DependencyInjection/Compiler/RegisterEnvVarProcessorsPass.php

@@ -13,6 +13,7 @@
 
 use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\EnvVarProcessor;
 use Symfony\Component\DependencyInjection\EnvVarProcessorInterface;
 use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
 use Symfony\Component\DependencyInjection\ParameterBag\EnvPlaceholderParameterBag;
@@ -45,10 +46,16 @@ public function process(ContainerBuilder $container)
             }
         }
 
-        if ($processors) {
-            if ($bag instanceof EnvPlaceholderParameterBag) {
-                $bag->setProvidedTypes($types);
+        if ($bag instanceof EnvPlaceholderParameterBag) {
+            foreach (EnvVarProcessor::getProvidedTypes() as $prefix => $type) {
+                if (!isset($types[$prefix])) {
+                    $types[$prefix] = self::validateProvidedTypes($type, EnvVarProcessor::class);
+                }
             }
+            $bag->setProvidedTypes($types);
+        }
+
+        if ($processors) {
             $container->register('container.env_var_processors_locator', ServiceLocator::class)
                 ->setPublic(true)
                 ->setArguments(array($processors))

src/Symfony/Component/DependencyInjection/Tests/Compiler/RegisterEnvVarProcessorsPassTest.php

@@ -28,7 +28,20 @@ public function testSimpleProcessor()
         $this->assertTrue($container->has('container.env_var_processors_locator'));
         $this->assertInstanceof(SimpleProcessor::class, $container->get('container.env_var_processors_locator')->get('foo'));
 
-        $this->assertSame(array('foo' => array('string')), $container->getParameterBag()->getProvidedTypes());
+        $expected = array(
+            'foo' => array('string'),
+            'base64' => array('string'),
+            'bool' => array('bool'),
+            'const' => array('bool', 'int', 'float', 'string', 'array'),
+            'file' => array('string'),
+            'float' => array('float'),
+            'int' => array('int'),
+            'json' => array('array'),
+            'resolve' => array('string'),
+            'string' => array('string'),
+        );
+
+        $this->assertSame($expected, $container->getParameterBag()->getProvidedTypes());
     }
 
     public function testNoProcessor()