--- /dev/null
+{#
+/**
+ * @file
+ * Theme override to display a formatted responsive image field.
+ *
+ * Available variables:
+ * - responsive_image: A collection of responsive image data.
+ * - url: An optional URL the image can be linked to.
+ *
+ * @see template_preprocess_responsive_image_formatter()
+ */
+#}
+{% if url %}
+ <a href="{{ url }}">{{ responsive_image }}</a>
+{% else %}
+ {{ responsive_image }}
+{% endif %}