jammit.headjs.html.erb

<%= javascript_include_tag "vendor/head.min" %>
<% jammit_packages = [:support, :application] %>
<% head_js = if Rails.env.production? %>
  <% jammit_packages.map { |package| "head.js('#{Jammit.asset_url(package, :js)}'" }.join("\n") %>
<% else %>
  <% jammit_packages.map { |package| Jammit.packager.individual_urls(package, :js).map { |url| "head.js('#{url}');" }.join("\n") }.join("\n") %>
<% end %>
<script>
  <%= head_js %>
</script>