angular/aio/tools/transforms/templates/api/includes/annotations.html

{%- if doc.decorators.length %}
<section class="annotations">
  <h2>Annotations</h2>

  {%- for decorator in doc.decorators %}
  <code-example language="ts" hideCopy="true" class="no-box api-heading{% if decorator.deprecated %} deprecated-api-item{% endif %}">@{$ decorator.name $}({$ decorator.arguments $})</code-example>

  {%- if not decorator.notYetDocumented %}
  {$ decorator.description | marked $}
  {%- endif %}
  {%- endfor %}
</section>
{%- endif -%}