{# Row of editions to jump between programmes. Expects `active` (the edition
   shown on this page); reads current/past from the editions context. The
   current edition links to /events (its programme lives there), the others
   to their archive page. Renders nothing with a single edition. #}
{% set current = editions.current %}
{% set past = editions.past %}
{% if current and past %}
<nav class="edition-switcher" aria-label="{{ _('Editions') }}">
    <span class="edition-switcher__label">{{ _('Edition') }}</span>
    <a class="edition-switcher__item{{ ' is-current' if active is sameas current else '' }}" href="{{ url_for('events.index') }}">{{ current.name }}</a>
    {% for e in past %}
    <a class="edition-switcher__item{{ ' is-current' if active is sameas e else '' }}" href="{{ url_for('editions.detail', slug=e.slug) }}">{{ e.name }}</a>
    {% endfor %}
</nav>
{% endif %}