Run.said.when: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/tool/run.bend as Run
Lines 81-87 of ezx@1.11.0.0/src/tool/run.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/tool/run.bend&start_line=81&end_line=87

import Base

# what a command that succeeded answered, read only then; "" when it failed
def said.when(ok: Bool, read: Unit -> String) -> String:
  match ok:
    case True{}:
      read(Unit{})
    case False{}:
      ""

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