Shake.help_path: def of shake@0.7.0.0
Import: import shake@0.7.0.0/main.bend as Shake
Lines 264-283 of shake@0.7.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=shake@0.7.0.0/main.bend&start_line=264&end_line=283

import Base
import shake@0.7.0.0/src/cli.bend as S

# the command path of a request for help (`help`, `help <path>`, `--help`,
# `-h`), or None when the parse failed for another reason
def help_path(err: S.ParseErr) -> Maybe<&2, List<&2, String>>:
  match err:
    case S.NeedHelp{path}:
      Some{path}
    case S.UnknownFlag{_at, _flag}:
      None{}
    case S.Missing{_at, _name}:
      None{}
    case S.NoValue{_at, _name}:
      None{}
    case S.BadValue{_at, _name, _value}:
      None{}
    case S.Unexpected{_at, _arg}:
      None{}
    case S.Repeated{_at, _name}:
      None{}
    case S.NeedVersion{}:
      None{}

Uses (4):
  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@0.7.0.0/src/cli.bend&name=ParseErr