{%if errors %}
<div id="errors">
  <h3>Errors</h3>
  <ul>
    {% for (slot . message) in errors %}
    <li>{{slot|capfirst|lisp: (lambda (s) (substitute #\space #\- s))|i18n}} {{message|i18n}}</li>
    {% endfor %}
  </ul>
{% endif %}