Fully typehint lib/Stats/*.php

lib/SimpleSAML/Stats/Output.php

@@ -31,5 +31,5 @@ abstract class Output
      * @param array $data The event.
      * @return void
      */
-    abstract public function emit(array $data);
+    abstract public function emit(array $data) : void;
 }

modules/core/lib/Stats/Output/File.php

@@ -85,7 +85,7 @@ class File extends \SimpleSAML\Stats\Output
      * @param array $data  The event.
      * @return void
      */
-    public function emit(array $data)
+    public function emit(array $data) : void
     {
         Assert::notNull($data['time']);
 

modules/core/lib/Stats/Output/Log.php

@@ -43,7 +43,7 @@ class Log extends \SimpleSAML\Stats\Output
      * @param array $data  The event
      * @return void
      */
-    public function emit(array $data)
+    public function emit(array $data) : void
     {
         $str_data = json_encode($data);
         call_user_func($this->logger, 'EVENT ' . $str_data);