[Cache] Add return hint

mohamedGasmii · xabbuh · commit 9e04da2d2ceb · 2022-08-22T10:10:57.000+02:00
diff --git a/http_cache/esi.rst b/http_cache/esi.rst
@@ -103,7 +103,7 @@ independently of the rest of the page::
     // ...
     class DefaultController extends AbstractController
     {
-        public function about()
+        public function about(): Response
         {
             $response = $this->render('static/about.html.twig');
             $response->setPublic();
@@ -169,7 +169,7 @@ of the master page::
     // ...
     class NewsController extends AbstractController
     {
-        public function latest($maxPerPage)
+        public function latest(int $maxPerPage): Response
         {
             // ...
             $response->setPublic();
