minor #17614 Update confusing first class callable syntax (alamirault)

This PR was merged into the 5.4 branch.

Discussion
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Update confusing first class callable syntax

#16685

I replaced by `'...'` when arg is only one string, else `/* ... */`
I found these case with `->[a-zA-Z]+\(\.` regex

Commits
-------

608618e Update confusing first class callable syntax

Author: javiereguiluz

components/validator.rst

@@ -57,7 +57,7 @@ If you have lots of validation errors, you can filter them by error code::
 
     use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
-    $violations = $validator->validate(...);
+    $violations = $validator->validate(/* ... */);
     if (0 !== count($violations->findByCodes(UniqueEntity::NOT_UNIQUE_ERROR))) {
         // handle this specific error (display some message, send an email, etc.)
     }

controller.rst

@@ -340,7 +340,7 @@ special type of exception::
             // throw new NotFoundHttpException('The product does not exist');
         }
 
-        return $this->render(...);
+        return $this->render(/* ... */);
     }
 
 The :method:`Symfony\\Bundle\\FrameworkBundle\\Controller\\AbstractController::createNotFoundException`
@@ -461,10 +461,10 @@ For example, imagine you're processing a :doc:`form </forms>` submission::
             );
             // $this->addFlash() is equivalent to $request->getSession()->getFlashBag()->add()
 
-            return $this->redirectToRoute(...);
+            return $this->redirectToRoute(/* ... */);
         }
 
-        return $this->render(...);
+        return $this->render(/* ... */);
     }
 
 After processing the request, the controller sets a flash message in the session

form/data_transformers.rst

@@ -112,7 +112,7 @@ slightly::
     $builder->add(
         $builder
             ->create('tags', TextType::class)
-            ->addModelTransformer(...)
+            ->addModelTransformer(/* ... */)
     );
 
 Example #2: Transforming an Issue Number into an Issue Entity

form/validation_groups.rst

@@ -13,7 +13,7 @@ this as an option when :ref:`creating forms in controllers <creating-forms-in-co
 
     $form = $this->createFormBuilder($user, [
         'validation_groups' => ['registration'],
-    ])->add(...);
+    ])->add(/* ... */);
 
 When :ref:`creating forms in classes <creating-forms-in-classes>`, add the
 following to the ``configureOptions()`` method::

http_client.rst

@@ -1257,7 +1257,7 @@ that network errors can happen when calling e.g. ``getStatusCode()`` too::
     // ...
     try {
         // both lines can potentially throw
-        $response = $client->request(...);
+        $response = $client->request(/* ... */);
         $headers = $response->getHeaders();
         // ...
     } catch (TransportExceptionInterface $e) {

logging/monolog_exclude_http_codes.rst

@@ -55,7 +55,7 @@ logging these HTTP codes based on the MonologBundle configuration:
             $mainHandler = $monolog->handler('main')
                 // ...
                 ->type('fingers_crossed')
-                ->handler(...)
+                ->handler('...')
             ;
 
             $mainHandler->excludedHttpCode()->code(403);

messenger.rst

@@ -1917,7 +1917,7 @@ this globally (or for each transport) to a service that implements
                     ->context('foo', 'bar');
 
             $messenger->transport('async_priority_normal')
-                ->dsn(...)
+                ->dsn('...')
                 ->serializer('messenger.transport.symfony_serializer');
         };
 
@@ -2180,8 +2180,8 @@ Then, make sure to "route" your message to *both* transports:
         return static function (FrameworkConfig $framework) {
             $messenger = $framework->messenger();
 
-            $messenger->transport('async_priority_normal')->dsn(...);
-            $messenger->transport('image_transport')->dsn(...);
+            $messenger->transport('async_priority_normal')->dsn('...');
+            $messenger->transport('image_transport')->dsn('...');
 
             $messenger->routing('App\Message\UploadedImage')
                 ->senders(['image_transport', 'async_priority_normal']);

testing.rst

@@ -267,7 +267,7 @@ the container is returned by ``static::getContainer()``::
 
             // (3) run some service & test the result
             $newsletterGenerator = $container->get(NewsletterGenerator::class);
-            $newsletter = $newsletterGenerator->generateMonthlyNews(...);
+            $newsletter = $newsletterGenerator->generateMonthlyNews(/* ... */);
 
             $this->assertEquals('...', $newsletter->getContent());
         }