{% for line in html_lines -%}
{%- set line_errors = errors[loop.index] -%}
{%- set line_sev = line_sevs[loop.index] -%}
{%- if line_errors %}
{% for e, sev in line_errors %}
-
{{ e.code }}
{{ e.text }}
{% endfor %}
{%- endif -%}
{{loop.index}} {{ line or ' '|safe }}
{% endfor %}