fork from https://github.com/mozilla/pdf.js.git

src/pdf.worker.js

@@ -0,0 +1,22 @@
+/* Copyright 2012 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { WorkerMessageHandler } from "./core/worker.js";
+
+globalThis.pdfjsWorker = {
+  WorkerMessageHandler,
+};
+
+export { WorkerMessageHandler };