{% set SIDEBAR_WIDGET_DEFAULTS = {
  title: ''
} %}

{% macro SidebarWidget(settings = {}) %}
  {% set settings = merge(SIDEBAR_WIDGET_DEFAULTS, settings) %}

  <div class="sidebar-widget">
    {% if settings.title %}
      <h3 class="sidebar-widget__title">{{ settings.title }}</h3>
    {% endif %}
    <div class="sidebar-widget__content">
      {{ caller() }}
    </div>
  </div>
{% endmacro %}