Update conversion

dart-lang · Dec 8, 2023 · a5011a2 · a5011a2
1 parent 08fdebf
commit a5011a2
Showing 1 changed file with 11 additions and 3 deletions.
diff --git a/lib/html.dart b/lib/html.dart
@@ -127,9 +127,17 @@ class HtmlWebSocketChannel extends StreamChannelMixin
   }
 
   void _innerListen(MessageEvent event) {
-    var data = event.data.dartify();
-    if (data is ByteBuffer) {
-      data = data.asUint8List();
+    // Event data will be ArrayBuffer, Blob, or String.
+    final eventData = event.data;
+    final Object? data;
+    if (eventData.typeofEquals('string')) {
+      data = (eventData as JSString).toDart;
+    } else if (eventData.typeofEquals('object') &&
+        (eventData as JSObject).instanceOfString('ArrayBuffer')) {
+      data = (eventData as JSArrayBuffer).toDart;
+    } else {
+      // Blobs are passed directly.
+      data = eventData;
     }
     _controller.local.sink.add(data);
   }