With type module
Adds ‘type=module’ to the javascript_include_tag. By default, use_type_module is false.
How it looks (preview)
<!DOCTYPE html>
<html lang="en" class="govuk-template">
<head>
<meta charset="utf-8" />
<title>A page title - GOV.UK Publishing</title>
<meta name="robots" content="noindex,nofollow,noimageindex">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="csrf-param" content="authenticity_token" />
<meta name="csrf-token" content="aw5Uc3aN9p0ceHUq34mi9KJNH8h1PtxUMPNznRBw7zkuuNPCG7QMpnpQt02H2sFeb8J8-TD3yC2S0vYalRcb1w" />
<link rel="icon" type="image/x-icon" href="/assets/govuk_publishing_components/favicon-production-4a099aebc01225747f057d807a1d2a3c9bda85d3a5f7d8239902de140da9f451.png" />
<link rel="stylesheet" href="/assets/application-07dafb0f21d3d144b77cc9a850ce956dabacd640ef057b26b1f501a63d533377.css" media="all" />
</head>
<body class="gem-c-layout-for-admin govuk-template__body">
<script nonce="jc20KrHok9owR0tu6Z7IXQ==">
//<![CDATA[
document.body.className += ' js-enabled' + ('noModule' in HTMLScriptElement.prototype ? ' govuk-frontend-supported' : '');
//]]>
</script>
<!-- You probably want to use the header, main & footer components here -->
<script src="/assets/application-6622bdd28f244995c8eaf49b448a781d0edfba341d94aade54eada9c53928727.js" type="module"></script>
</body>
</html>
How to call this example
<%= render "govuk_publishing_components/components/layout_for_admin", {
environment: "production",
product_name: "Publishing",
browser_title: "A page title",
use_type_module: true
} do %>
<!-- You probably want to use the header, main & footer components here -->
<% end %>