tasks-main.yml

---

- name: Fail if OS is not Ubuntu
  fail:
    msg: "This role only supports Ubuntu Linux currently."
  when: (ansible_distribution != "Ubuntu")

- name: Run Ubuntu 16.04 tasks
  include_tasks: Ubuntu-16.04.yml
  when: (ansible_distribution == "Ubuntu" and ansible_distribution_version == "16.04")
  register: run_1604

- name: Run Ubuntu 18.04 tasks
  include_tasks: Ubuntu-18.04.yml
  when: (ansible_distribution == "Ubuntu" and ansible_distribution_version == "18.04")
  register: run_1804

- debug:
    msg: "{{ [run_1604, run_1804] | reject('skipped') | list }}"

- name: Fail if distro version does not match supported versions
  fail:
    msg: "This role does not yet support this version of Ubuntu."
  when: not ([run_1604, run_1804] | reject('skipped') | list)