muser-8.x-1.x-dev/modules/custom/muser_project/templates/ajax-link-activate.html.twig

{% spaceless %}
    {{ attach_library('muser_project/activate_link') }}
    {# Depending on the flag action, set the appropriate action class. #}
    {% if action == 'activate' %}
        {% set action_class = 'action-project-activate' %}
    {% else %}
        {% set action_class = 'action-project-inactivate' %}
    {% endif %}

    {# Set the remaining Flag CSS classes. #}
    {%
    set classes = [
    'project-activate',
    'project-activate-' ~ project.id(),
    action_class
    ]
    %}

    {# Set nofollow to prevent search bots from crawling anonymous flag links #}
    {% set attributes = attributes.setAttribute('rel', 'nofollow') %}

    <div class="{{classes|join(' ')}}"><a{{ attributes }}>{{ title }}</a></div>
{% endspaceless %}