bypass SSE on Service Worker (#681)

vercel · Jan 6, 2017 · 0551dc9 · 0551dc9
1 parent 13feb88
commit 0551dc9
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/client/next-prefetcher.js b/client/next-prefetcher.js
@@ -16,6 +16,11 @@ self.addEventListener('activate', (e) => {
 })
 
 self.addEventListener('fetch', (e) => {
+  for (const a of e.request.headers.getAll('accept')) {
+    // bypass Server Sent Events
+    if (a === 'text/event-stream') return
+  }
+
   e.respondWith(getResponse(e.request))
 })