fix: Support isomorphic-fetch

groupon · May 6, 2016 · 2234a20 · 2234a20
1 parent 66a42d5
commit 2234a20
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/fetch.browser.js b/lib/fetch.browser.js
@@ -152,7 +152,7 @@ function verifyAndExtendResponse(url, options, response) {
   var cachedHeaders;
   function getCachedHeaders() {
     if (!cachedHeaders) {
-      cachedHeaders = {};
+      cachedHeaders = Object.create(originalHeaders);
       originalHeaders.forEach(function addHeader(value, name) {
         if (name) {
           cachedHeaders[name] = value;