{% set href =  %}
{% if .type is equalto "EMAIL_ADDRESS" %}
	{% set href = "mailto:" + href %}
{% endif %}
<a href=""
	{% if module.button_1.button_link.open_in_new_tab %}target="_blank"{% endif %}
	{% if module.button_1.button_link.rel %}rel=""{% endif %}
	>
	Link text
</a>