Refactor for clarity based on CR feedback

jamhall · Nov 30, 2018 · 23b752a · 23b752a
1 parent f1fbe9c
commit 23b752a
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lib/cors.js b/lib/cors.js
@@ -86,9 +86,9 @@ module.exports = function cors(config) {
         return res.status(403).send(template);
       }
 
-      const requestHeaders = (req.get("access-control-request-headers") || "")
-        .split(",")
-        .filter(h => h);
+      const requestHeaders = req.get("access-control-request-headers")
+        ? req.get("access-control-request-headers").split(",")
+        : [];
 
       const allowedHeaders = matchedRule
         ? requestHeaders