From b82e29d13bdc514c36cdbf56b61c77931bbe204c Mon Sep 17 00:00:00 2001
From: Demian Katz <demian.katz@villanova.edu>
Date: Mon, 9 Jul 2018 12:01:23 -0400
Subject: [PATCH] Validate options.

---
 module/VuFind/src/VuFind/Related/SimilarFactory.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/module/VuFind/src/VuFind/Related/SimilarFactory.php b/module/VuFind/src/VuFind/Related/SimilarFactory.php
index 02b53182520..51413401179 100644
--- a/module/VuFind/src/VuFind/Related/SimilarFactory.php
+++ b/module/VuFind/src/VuFind/Related/SimilarFactory.php
@@ -58,6 +58,9 @@ class SimilarFactory implements FactoryInterface
     public function __invoke(ContainerInterface $container, $requestedName,
         array $options = null
     ) {
+        if (!empty($options)) {
+            throw new \Exception('Unexpected options passed to factory.');
+        }
         return new $requestedName($container->get('VuFindSearch\Service'));
     }
 }
-- 
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