fix: Strict types interfaces: VoterHelperInterface, ProvideRoleHierarchyInterface and ProvideRoleInterface.

src/Bundle/ChillBudgetBundle/Security/Authorization/BudgetElementVoter.php

@@ -12,7 +12,7 @@ use Chill\MainBundle\Entity\User;
 use Symfony\Component\Security\Core\Role\Role;
 
 /**
- * 
+ *
  *
  * @author Julien Fastré <julien.fastre@champs-libres.coop>
  */
@@ -22,56 +22,56 @@ class BudgetElementVoter extends AbstractChillVoter implements ProvideRoleHierar
     const DELETE = 'CHILL_BUDGET_ELEMENT_DELETE';
     const UPDATE = 'CHILL_BUDGET_ELEMENT_UPDATE';
     const SHOW   = 'CHILL_BUDGET_ELEMENT_SHOW';
-    
+
     const ROLES = [
         self::CREATE,
         self::DELETE,
         self::SHOW,
         self::UPDATE
     ];
-    
+
     /**
      *
      * @var AuthorizationHelper
      */
     protected $authorizationHelper;
-    
+
     public function __construct(AuthorizationHelper $authorizationHelper)
     {
         $this->authorizationHelper = $authorizationHelper;
     }
 
-    
+
     protected function supports($attribute, $subject)
     {
         return (\in_array($attribute, self::ROLES) && $subject instanceof AbstractElement)
             or
                 ($subject instanceof Person && \in_array($attribute, [ self::SHOW, self::CREATE ]));
     }
-    
+
     protected function voteOnAttribute($attribute, $subject, \Symfony\Component\Security\Core\Authentication\Token\TokenInterface $token)
     {
         $user = $token->getUser();
-        
+
         if (FALSE === $user instanceof User) {
             return false;
         }
-        
+
         return $this->authorizationHelper
             ->userHasAccess($user, $subject, new Role($attribute));
     }
-    
-    public function getRoles()
+
+    public function getRoles(): array
     {
         return self::ROLES;
-    } 
-    
+    }
+
     public function getRolesWithHierarchy(): array
     {
-        return [ 'Budget elements' => self::ROLES ];
-    } 
-    
-    public function getRolesWithoutScope()
+        return ['Budget elements' => self::ROLES];
+    }
+
+    public function getRolesWithoutScope(): array
     {
         return self::ROLES;
     }