Skip creation of XHR if signal is already aborted

JakeChampion · Dec 7, 2017 · 89620fb · 89620fb
1 parent 9a7d232
commit 89620fb
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/fetch.js b/fetch.js
@@ -425,6 +425,10 @@
       var request = new Request(input, init)
       var xhr = new XMLHttpRequest()
 
+      if (request.signal && request.signal.aborted) {
+        return reject(abortError);
+      }
+
       xhr.onload = function() {
         var options = {
           status: xhr.status,