Replicated chrome (canary: 99.0.4828.0) user cancellation behaviour o…

…n Firefox Cleanup unused reference
gwdp · Jan 14, 2022 · f9e375e · f9e375e
1 parent cd8e32a
commit f9e375e
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/StreamSaver.js b/StreamSaver.js
@@ -237,6 +237,13 @@
             // We never remove this iframes b/c it can interrupt saving
             makeIframe(evt.data.download)
           }
+        } else if (evt.data.abort) {
+          chunks = []
+          channel.port1.postMessage('abort') //send back so controller is aborted
+          channel.port1.onmessage = null
+          channel.port1.close()
+          channel.port2.close()
+          channel = null
         }
       }
 

diff --git a/sw.js b/sw.js
@@ -63,8 +63,9 @@ function createStream (port) {
         controller.enqueue(data)
       }
     },
-    cancel () {
-      console.log('user aborted')
+    cancel (reason) {
+      console.log('user aborted', reason)
+      port.postMessage({ abort: true })
     }
   })
 }