pkgs/sse/test/web/worker.html

<!DOCTYPE html>
<html>

<head>
    <title>SSE Web Worker Test</title>
</head>

<body>
    <script type="application/javascript">
        // Keep a reference so the worker stays alive for the whole test.
        window.sseWorker = new Worker('worker.dart.js');
    </script>
</body>

</html>