angular-rails-assets.js.erb

<% if (Rails.env.production?) %>
  <%
  template_content_types = ['text/html']

  assets = Rails.application.assets
  template_files = assets.each_logical_path.select { |file| assets.content_type_of(file).in? template_content_types }
  %>
  angular.module('angular-rails-assets', [])
    .constant('railsAssets', function (filename) {
      var files = {
        <%= template_files.map { |f| "'#{ f }': '#{ asset_path(f) }'" }.join(",\n        ") %>
      }

      return files[filename];
    });

<% else %>
angular.module('angular-rails-assets', [])
  .constant('railsAssets', function (filename) {
    return '/assets/' + filename;
  });

<% end %>