{% macro node(node, class_info, category, attrs) %}
{% if category == 'stmt' %} {% for line_num in node.line_nums|sort %} {% endfor %} {% endif %}
{{node.class_}} ({{attrs}})
{{line_num}}: {{node.lines[line_num - 1]}}
{% for field_name in class_info['order'] %} {% endfor %}
{{field_name}} {{node.fields[field_name].to_html()}}
{% endmacro %}