%YAML 1.2
---
version: 1.1

var1:
  description: a second variable
  test:
    - 0
  validators:
    - jinja: |-
        {% if _.var1 != index %}
          value != than index
        {% endif %}
      description: value must be equal to index
      params:
        index:
          type: index
  default:
    - 0
    - 1
    - 2
...