Srvargs.err: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/srvargs.bend as Srvargs
Lines 15-18 of cswap-bend-cli@0.1.0.0/srvargs.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/srvargs.bend&start_line=15&end_line=18

import Base

def err(+a: A, msg: String) -> A:
  match a:
    case A{fmt, socket, e, w}:
      A{fmt, socket, Bool.pick(String, String.is_empty(e), msg, e), ""}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  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/srvargs.bend&name=A