feat(template): test the type of data against list to enable passing integers or strings or lists

molecule/default_vagrant/group_vars/all.yml

@@ -10,6 +10,9 @@ docker_systemd_service_flags:
   - volume:
       - /root:/mnt/volume
       - /var:/test:ro
+  - health-cmd: curl localhost:80
+  - health-retries: 10
+
 docker_systemd_service_container_cmd: []
 #! TO REPLACE
 docker_systemd_service_container_labels: []

templates/unit.j2

@@ -9,13 +9,13 @@
 {%- if item is mapping %}
 {% set key = item.keys() | first %}
 {% set value = item[key] %}
-{%- if value is string %}
+{%- if value.__class__.__name__ == 'list' %}
---{{ key }} {{ value }} \
-{%- elif value is iterable %}
 {% for val in value %}
---{{ key }} {{ val }} \{% if not loop.last +%}
+--{{ key }} "{{ val }}" \{% if not loop.last +%}
 {% endif %}{% endfor %}
-{% endif -%}
+{%- else %}
+--{{ key }} "{{ value }}" \
+{%- endif %}
 {%- elif  item is string %}
 --{{ item }} \
 {%- endif -%}