tera 2.0.0-alpha.3

$$ components
{% component card(name, age, priority: integer = 1, visible: bool = true) %}
  <div class="card priority-{{priority}}" {% if not visible %}style="display:none"{% endif %}>
    <h3>{{name}}</h3>
    <p>Age: {{age}}</p>
  </div>
{% endcomponent card %}
$$ tpl
{{<card name age priority={5} visible={some_bool}/>}}