Reducing some code sample line lengths to stop horizontal scrolling

components/event_dispatcher/container_aware_dispatcher.rst

@@ -62,7 +62,10 @@ method where the first argument is the service ID of the subscriber service,
 and the second argument is the the service's class name (which must implement
 :class:`Symfony\\Component\\EventDispatcher\\EventSubscriberInterface`) as follows::
 
-    $dispatcher->addSubscriberService('kernel.store_subscriber', 'StoreSubscriber');
+    $dispatcher->addSubscriberService(
+        'kernel.store_subscriber',
+        'StoreSubscriber'
+    );
 
 The ``EventSubscriberInterface`` will be exactly as you would expect::
 

components/event_dispatcher/generic_event.rst

@@ -72,7 +72,10 @@ the event arguments::
 
     use Symfony\Component\EventDispatcher\GenericEvent;
 
-    $event = new GenericEvent($subject, array('type' => 'foo', 'counter' => 0)));
+    $event = new GenericEvent(
+        $subject,
+        array('type' => 'foo', 'counter' => 0))
+    );
     $dispatcher->dispatch('foo', $event);
 
     echo $event['counter'];

components/filesystem.rst

@@ -189,7 +189,8 @@ does not support symbolic links, a third boolean argument is available::
 
     // create a symbolic link
     $fs->symlink('/path/to/source', '/path/to/destination');
-    // duplicate the source directory if the filesystem does not support symbolic links
+    // duplicate the source directory if the filesystem
+    // does not support symbolic links
     $fs->symlink('/path/to/source', '/path/to/destination', true);
 
 makePathRelative
@@ -198,7 +199,10 @@ makePathRelative
 Return the relative path of a directory given another one::
 
     // returns '../'
-    $fs->makePathRelative('/var/lib/symfony/src/Symfony/', '/var/lib/symfony/src/Symfony/Component');
+    $fs->makePathRelative(
+        '/var/lib/symfony/src/Symfony/',
+        '/var/lib/symfony/src/Symfony/Component'
+    );
     // returns 'videos'
     $fs->makePathRelative('/tmp', '/tmp/videos');
 

components/http_foundation/sessions.rst

@@ -305,7 +305,10 @@ Examples of setting multiple flashes::
     $session->start();
 
     // add flash messages
-    $session->getFlashBag()->add('warning', 'Your config file is writable, it should be set read-only');
+    $session->getFlashBag()->add(
+        'warning',
+        'Your config file is writable, it should be set read-only'
+    );
     $session->getFlashBag()->add('error', 'Failed to update name');
     $session->getFlashBag()->add('error', 'Another error');