ansible_role_i3wm/tasks/variables.yml

---
- name: register os-specific variables
  include_vars: "{{ ansible_os_family }}.yml"

# i3 packages
- name: define i3_packages
  set_fact:
    i3_packages: "{{ __i3_packages | list }}"
  when: i3_packages is not defined

- name: define i3_packages_extra
  set_fact:
    i3_packages: "{{ i3_packages | list + i3_packages_extra | list }}"
  when: i3_packages_extra is defined

# i3 workspaces
- name: define i3_packages
  set_fact:
    i3_workspaces: "{{ __i3_workspaces | list }}"
  when: i3_workspaces is not defined

# i3 keybindings
- name: define i3_packages
  set_fact:
    i3_keybindings: "{{ __i3_keybindings | list }}"
  when: 
   - i3_keybindings is not defined
   - __i3_keybindings is defined

- name: define extra i3 keybindings
  set_fact:
    i3_keybindings: "{{ i3_keybindings_extra | list + i3_keybindings | list }}"
  when: 
   - i3_keybindings_extra is defined
   - i3_keybindings is defined

- name: define extra i3 keybindings
  set_fact:
    i3_keybindings: "{{ i3_keybindings_extra | list }}"
  when: 
   - i3_keybindings_extra is defined
   - i3_keybindings is not defined