examples/docker-paths/app/index.html

<body>
  Page body
  <script src="main.js"></script>
  <script src="second.js"></script>
  <script>
    // use functions creates in "main.js"
    if (add(2, 3) !== 5) {
      throw new Error('wrong addition')
    }
    if (sub(2, 3) !== -1) {
      throw new Error('wrong subtraction')
    }
    if (reverse('foo') !== 'oof') {
      throw new Error('wrong string reverse')
    }
  </script>
</body>