{# add this to macro file #}

{# social media macro #}
  {% macro social(object, type) %}
      {% set value = attribute(object, type) %}

      {% if value | length %}
          <li><a href="{{ value }}" target="_blank"><i class="fa fa-{{ type }}" aria-hidden="true"></i></a></li>
      {% endif %}
  {% endmacro %}

{# template code #}
{% set
  socialArray = ['dribble', 'envelope', 'facebook', 'flickr', 'googlePlus', 'instagram', 'linkedin', 'tumblr',  'twitter', 'vimeo', 'youtube']
%}

<ul class="social list-inline">
  {% for socialType in socialArray %}
      {{ siteMacros.social(socialMedia, socialType) }}
  {% endfor %}
</ul>