{% import _self as renderer %}

{% macro render_rolegroup_view(rolechoices, all_forms) %}
<ul>
  {%- for choice in rolechoices %}
    <li>
    {% if attribute(choice, 'choices') is defined %}
      {% import _self as renderer %}
      <span>{{ choice.label }}</span>
      {{ renderer.render_rolegroup_view(choice.choices, all_forms) }}
    {% else %}
      {% set roleform = pick_checkbox_form(all_forms, choice.value) %}
      {{ roleform ? form_widget(roleform) : '' }}
    {% endif %}
    </li>
  {% endfor -%}
</ul>
{% endmacro render_rolegroup_view %}

{{ renderer.render_rolegroup_view(checkboxGroup.vars.choices, checkboxGroup.children) }}