Add missing return type hints to the methods of the SentryExtension class (#563)

* maintenance/add-type-hin-in-sentry-extension

* Update CHANGELOG.md

Co-authored-by: Alessandro Lai <alessandro.lai85@gmail.com>

* Update CHANGELOG.md

Co-authored-by: Stefano Arlandini <sarlandini@alice.it>

Co-authored-by: Alessandro Lai <alessandro.lai85@gmail.com>
Co-authored-by: Stefano Arlandini <sarlandini@alice.it>

Author: 3 people

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Add return typehints to the methods of the `SentryExtension` class to prepare for Symfony 6 (#563)
+
 ## 4.2.3 (2021-09-21)
 
 - Fix: Test if `TracingStatement` exists before attempting to create the class alias, otherwise it breaks when opcache is enabled. (#552)

src/DependencyInjection/SentryExtension.php

@@ -43,15 +43,15 @@ final class SentryExtension extends ConfigurableExtension
     /**
      * {@inheritdoc}
      */
-    public function getXsdValidationBasePath()
+    public function getXsdValidationBasePath(): string
     {
         return __DIR__ . '/../Resources/config/schema';
     }
 
     /**
      * {@inheritdoc}
      */
-    public function getNamespace()
+    public function getNamespace(): string
     {
         return 'https://sentry.io/schema/dic/sentry-symfony';
     }