Cli.miss.levels: def of shake@0.8.0.0
Import: import shake@0.8.0.0/src/cli.bend as Cli
Lines 1431-1438 of shake@0.8.0.0/src/cli.bend: https://jend.leeeet.dev/read.txt?path=shake@0.8.0.0/src/cli.bend&start_line=1431&end_line=1438

import Base

# the first required argument a command left unbound, in list order
def miss.levels(lvs: List<&2, Level>) -> Maybe<&2, String>:
  match lvs:
    case Nil{}:
      None{}
    case Con{hh, tt}:
      Level{+args, +binds} = hh
      parse.first_req.at(miss.args(args, binds), miss.levels(tt))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=shake@0.8.0.0/src/cli.bend&name=Level
  https://jend.leeeet.dev/definition.txt?path=shake@0.8.0.0/src/cli.bend&name=miss.args
  https://jend.leeeet.dev/definition.txt?path=shake@0.8.0.0/src/cli.bend&name=parse.first_req.at