Check the response from examineFolder to check if any data was returned

Author: Webklex

src/Folder.php

@@ -433,7 +433,8 @@ public function getStatus(): array {
  * @throws Exceptions\RuntimeException
  */
  public function examine(): array {
- return $this->client->getConnection()->examineFolder($this->path);
+ $result = $this->client->getConnection()->examineFolder($this->path);
+ return is_array($result) ? $result : [];
  }
 
  /**