1 files changed, 25 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/src/components/messages/parsers/signalr/Utils.js b/devtools/client/netmonitor/src/components/messages/parsers/signalr/Utils.js
new file mode 100644
index 0000000000..77b00daf45
--- /dev/null
+++ b/devtools/client/netmonitor/src/components/messages/parsers/signalr/Utils.js
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) .NET Foundation. All rights reserved.
+ *
+ * This source code is licensed under the Apache License, Version 2.0,
+ * found in the LICENSE.txt file in the root directory of the library
+ * source tree.
+ *
+ * https://github.com/aspnet/AspNetCore
+ */
+
+"use strict";
+
+Object.defineProperty(exports, "__esModule", { value: true });
+// Also in signalr-protocol-msgpack/Utils.ts
+/** @private */
+function isArrayBuffer(val) {
+  return (
+    val &&
+    typeof ArrayBuffer !== "undefined" &&
+    (val instanceof ArrayBuffer ||
+      // Sometimes we get an ArrayBuffer that doesn't satisfy instanceof
+      (val.constructor && val.constructor.name === "ArrayBuffer"))
+  );
+}
+exports.isArrayBuffer = isArrayBuffer;