- name: Defend against defined but null datadog_checks variable
  set_fact:
      datadog_checks: "{{ datadog_checks | default({}, true) }}"

- name: Resolve datadog_tracked_checks
  set_fact:
    datadog_tracked_checks: "{{ datadog_checks | list + datadog_additional_checks | default([], true) }}"

- name: Check that datadog_checks is a mapping
  assert:
    that:
      - datadog_checks is mapping