Errno.err.when: def of ezsys@0.1.0.0
Import: import ezsys@0.1.0.0/src/errno.bend as Errno
Lines 66-72 of ezsys@0.1.0.0/src/errno.bend: https://jend.leeeet.dev/read.txt?path=ezsys@0.1.0.0/src/errno.bend&start_line=66&end_line=72

import Base

# what is written when hit holds, else what the rest writes
def err.when(hit: Bool, yes: Unit -> String, no: Unit -> String) -> String:
  match hit:
    case True{}:
      yes(Unit{})
    case False{}:
      no(Unit{})

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit