dev/index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Webpack Dev Server</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css"/>
</head>
<body>
<div id="app">
</div>
<script type="text/javascript" src="assets/bundle.js"></script>
</body>
<script type="text/javascript">
window.onload = () => {
if (typeof(SFV) !== 'undefined') {
document.querySelector('#app').innerHTML = 'string-format-validation has loaded! Open the console to use the module available globally window.SFV'
} else {
document.querySelector('#app').innerHTML = '<span style="color:red;">string-format-validation failed to load</span>'
}
}
</script>
</html>