From d88a4e9f59bc8bcfb061bb1c0fea06d71015770f Mon Sep 17 00:00:00 2001
From: nguyenchr <Christopher.Nguyen13@gmail.com>
Date: Thu, 6 Oct 2016 00:09:39 +1100
Subject: [PATCH] Add missing var

---
 src/preflight.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/preflight.js b/src/preflight.js
index dce54f6..ce4dee6 100644
--- a/src/preflight.js
+++ b/src/preflight.js
@@ -21,19 +21,19 @@ exports.handler = function(options) {
     if (req.method !== 'OPTIONS') return next();
 
     // 6.2.1 and 6.2.2
-    originHeader = req.headers['origin'];
+    var originHeader = req.headers['origin'];
     if (origin.match(originHeader, options.origins) === false) return next();
 
     // 6.2.3
-    requestedMethod = req.headers['access-control-request-method'];
+    var requestedMethod = req.headers['access-control-request-method'];
     if (!requestedMethod) return next();
 
     // 6.2.4
-    requestedHeaders = req.headers['access-control-request-headers'];
+    var requestedHeaders = req.headers['access-control-request-headers'];
     requestedHeaders = requestedHeaders ? requestedHeaders.split(', ') : [];
 
-    allowedMethods = [requestedMethod, 'OPTIONS'];
-    allowedHeaders = DEFAULT_ALLOW_HEADERS.concat(['x-requested-with'])
+    var allowedMethods = [requestedMethod, 'OPTIONS'];
+    var allowedHeaders = DEFAULT_ALLOW_HEADERS.concat(['x-requested-with'])
                                           .concat(options.allowHeaders);
 
     res.once('header', function() {