From 9e2a6ed238fb0457181f8a2bbb64c2be42113ddc Mon Sep 17 00:00:00 2001
From: Alex Bilbie <hello@alexbilbie.com>
Date: Wed, 10 Sep 2014 17:22:01 +0100
Subject: [PATCH] If there are no scopes to format then just return an empty
 array

---
 src/Entity/AbstractTokenEntity.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Entity/AbstractTokenEntity.php b/src/Entity/AbstractTokenEntity.php
index 4712f68d..d8d8af25 100644
--- a/src/Entity/AbstractTokenEntity.php
+++ b/src/Entity/AbstractTokenEntity.php
@@ -137,6 +137,10 @@ abstract class AbstractTokenEntity
      */
     protected function formatScopes($unformatted = [])
     {
+        if (is_null($unformatted)) {
+            return [];
+        }
+
         $scopes = [];
         foreach ($unformatted as $scope) {
             if ($scope instanceof ScopeEntity) {