[DependencyInjection] fix linting callable classes

Author: nicolas-grekas

Compiler/AbstractRecursivePass.php

@@ -203,6 +203,10 @@ protected function getReflectionMethod(Definition $definition, $method)
         }
 
         if (!$r->hasMethod($method)) {
+            if ($r->hasMethod('__call') && ($r = $r->getMethod('__call')) && $r->isPublic()) {
+                return new \ReflectionMethod(static function (...$arguments) {}, '__invoke');
+            }
+
             throw new RuntimeException(sprintf('Invalid service "%s": method "%s()" does not exist.', $this->currentId, $class !== $this->currentId ? $class.'::'.$method : $method));
         }
 

Tests/Compiler/CheckTypeDeclarationsPassTest.php

@@ -988,4 +988,22 @@ public function testIntersectionTypeFailsWithReference()
 
         (new CheckTypeDeclarationsPass(true))->process($container);
     }
+
+    public function testCallableClass()
+    {
+        $container = new ContainerBuilder();
+        $definition = $container->register('foo', CallableClass::class);
+        $definition->addMethodCall('callMethod', [123]);
+
+        (new CheckTypeDeclarationsPass())->process($container);
+
+        $this->addToAssertionCount(1);
+    }
+}
+
+class CallableClass
+{
+    public function __call($name, $arguments)
+    {
+    }
 }