apply new coding standard - use strict types wherever possible

Author: vitek-rostislav

src/PluginCrudExtensionInterface.php

@@ -10,38 +10,26 @@ interface PluginCrudExtensionInterface
      * Returns a class name of a form type to be used
      *
      * Should return FQCN of a implementation of \Symfony\Component\Form\FormTypeInterface to be used as a sub-form
-     *
-     * @return string
      */
-    public function getFormTypeClass();
+    public function getFormTypeClass(): string;
 
     /**
      * Returns a human readable label of the sub-form
-     *
-     * @return string
      */
-    public function getFormLabel();
+    public function getFormLabel(): string;
 
     /**
      * Returns the data of an entity with provided id to be fed into the sub-form
-     *
-     * @param int $id
-     * @return mixed
      */
-    public function getData($id);
+    public function getData(int $id): mixed;
 
     /**
      * Saves the data of an entity with provided id after submitting of the sub-form
-     *
-     * @param int $id
-     * @param mixed $data
      */
-    public function saveData($id, $data): void;
+    public function saveData(int $id, mixed $data): void;
 
     /**
      * Removes all saved data of an entity with provided id after deleting the entity
-     *
-     * @param int $id
      */
-    public function removeData($id): void;
+    public function removeData(int $id): void;
 }