Fixed #441: force type to string when overriding adapter url, to comply with the definition of getUrl()-method. When $url is not set, magic getter resolves getUrl() and therefor consumers will be expecting a string, not an object (even if it implements __toString()).

Author: Jehannes Stellingwerf

src/Providers/OEmbed/Youtube.php

@@ -21,7 +21,7 @@ public static function create(Adapter $adapter)
             // The Adapter URL should be forced to starting URL as well
             // to prevent consumers of the packages having to deal
             // with a URL to a consent page (#441)
-            $adapter->url = $response->getStartingUrl();
+            $adapter->url = (string) $response->getStartingUrl();
             return new static($response, $response->getStartingUrl());
         }