actionpack/lib/action_dispatch/middleware/templates/routes/_route.html.erb
<tr class='route_row' data-helper='path'>
<td data-route-name='<%= route[:name] %>'>
<% if route[:name].present? %>
<%= route[:name] %><span class='helper'>_path</span>
<% end %>
</td>
<td>
<%= route[:verb] %>
</td>
<td data-route-path='<%= route[:path] %>'>
<%= route[:path] %>
</td>
<td>
<%=simple_format route[:reqs] %>
</td>
<td>
<%=simple_format route[:source_location] %>
</td>
</tr>