blah.jinja

{% set ind_increment = 4 %}
{%- macro server_config(values, key='', ind=0, lb='\n', delim=';', operator=' ') -%}
    {%- for value in values -%}
        {%- if value is number or value is string -%}
{{ lb }}{{ key|indent(ind, True) }}{{ operator }}{{ value }}{{ delim }}
        {%- elif value is mapping -%}
            {%- for k, v in value.items() -%}
                {%- if v is number or v is string -%}
{{ server_config([v], k, ind) }}
                {%- elif v|length() > 0 and (v[0] is number or v[0] is string) -%}
{{ lb }}{{ k|indent(ind,True) }}{{ server_config(v,'', 0, '', '')}}{{ delim }}
                {%- else %}
{{ lb }}{{ k|indent(ind, True) }} {{ '{' }}
{{- server_config(v, '', ind + ind_increment) }}
{{ '}'|indent(ind, True) }}
                {%- endif -%}
            {%- endfor -%}
        {%- elif value is iterable -%}
{{ server_config(value, ind + ind_increment, delim, operator) }}
        {%- endif -%}
    {%- endfor -%}
{%- endmacro -%}

# Nginx server configuration
#
# **** DO NOT EDIT THIS FILE ****
#
# This file is managed by Salt.
{{ server_config(config) }}