{% for line in template_info.source | split(pat="\n") %}
{% if template_info.line_number and loop.index == template_info.line_number %}
{{ loop.index }}{{ line }}
{% else %}
{{ loop.index }}{{ line }}
{% endif %}
{% endfor %}
{% endif %}
{% if template_info.available_templates %}
{{ debug_available_templates }}
{% for tmpl in template_info.available_templates %}
{{ tmpl }}
{% endfor %}