testmycode/tmc-server

<% if target.errors.any? %>
  <% if target.errors.any? %>
    <div div class="alert alert-danger" role="alert">
      <h2><%= pluralize(target.errors.count, "error") %>:</h2>

      <ul>
      <% target.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>
<% end %>