{% assign date = include.need_transition_date %} {% if date == "true" %} {% unless site.transition_date_prebeta %}
you need to specify the variable transition_date_prebeta in _config.yml.
{% endunless %} {% unless site.transition_date_beta %}
you need to specify the variable transition_date_beta in _config.yml.
{% endunless %} {% unless site.transition_date_prerelease %}
you need to specify the variable transition_date_prerelease in _config.yml.
{% endunless %} {% endif %}