Cli.needs_sub: def of cli@0.2.0.0
Import: import cli@0.2.0.0/cli.bend as Cli
Lines 2235-2239 of cli@0.2.0.0/cli.bend: https://jend.leeeet.dev/read.txt?path=cli@0.2.0.0/cli.bend&start_line=2235&end_line=2239

import Base

# A command that cannot complete without a subcommand (§8.4).
def needs_sub(+items: List<&2, Item>) -> Bool:
  Bool.and(has_sub_item(items),
    Bool.and(Bool.not(has_sub_optional(items)),
      Bool.not(has_external(items))))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=Item
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=has_external
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=has_sub_item
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=has_sub_optional