def scan_simple_option
import cli@0.2.0.0/cli.bend as Cliimport Base
3215def scan_simple_option(attached: Maybe<&2, String>, state: ScanState,
3216 info: ArgInfo, polarity: Bool) -> Mode:
3217 match attached:
3218 case Some{value}:
3219 scan_settle(scan_error(state, E05{arg_display(info), value}))
3220 case None{}: scan_settle(scan_simple_hit(state, info, polarity))