Address different cases with apply.

            print(f"Can't find {TF_CLI}.", file=sys.stderr)

            sys.exit(1)

    # We can't add -var-file to an apply command with a plan. So we check all

    # of the args after the apply arg and if all of them are switches we assume

    # that a plan isn't specified (technically the plan file can also start

    # with a "-" and look like a switch, but let's not go there).

    if command == "apply":

        apply_index = sys.argv.index("apply")

        if not all(

            map(lambda x: x.startswith("-"), sys.argv[apply_index + 1 :])

        ):

            # No all args are switches, so a plan is specified and we don't add

            # the -var-file switch.

            try:

                os.execvp(TF_CLI, args)  # nosec

            except FileNotFoundError:

                print(f"Can't find {TF_CLI}.", file=sys.stderr)

                sys.exit(1)

    # We need to add the var files after the Terraform command (if we add it

    # before Terraform doesn't accept them) but not at the end (not to modify

    # other argument that accept optional values). So we add them right after