Settings.exp.of3: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/settings.bend as Settings
Lines 124-125 of cswap-bend-cli@0.1.0.0/settings.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/settings.bend&start_line=124&end_line=125

import Base

def exp.of3(neg: Bool, +d: String) -> Maybe<&2, Exp>:
  exp.pick(all_digits(d) && Bool.not(String.is_empty(d)), neg, d)

Uses (9):
  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=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.is_empty
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/settings.bend&name=Exp
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/settings.bend&name=all_digits
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/settings.bend&name=exp.pick