---
- name: Assert supported OS family
  ansible.builtin.assert:
    that:
      - ansible_os_family == "Debian"
    fail_msg: "nvidia_runtime_setup currently supports Debian-family distributions only."

- name: Assert explicit driver package on non-Ubuntu systems
  ansible.builtin.assert:
    that:
      - ansible_distribution == "Ubuntu" or nvidia_runtime_driver_package | length > 0
    fail_msg: >-
      On non-Ubuntu systems set nvidia_runtime_driver_package explicitly to a valid package name.

- name: Assert optional package names are not empty when enabled
  ansible.builtin.assert:
    that:
      - not nvidia_runtime_install_cuda_toolkit or nvidia_runtime_cuda_package | length > 0
      - not nvidia_runtime_install_container_toolkit or nvidia_runtime_container_toolkit_package | length > 0
    fail_msg: "Optional package toggles are enabled but package names are missing."