Plan.why: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/lock/plan.bend as Plan
Lines 755-762 of ezx@1.11.0.0/src/lock/plan.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/lock/plan.bend&start_line=755&end_line=762

import Base

# what a command that ends is said to have ended on: nothing when it
# succeeded, and the reason when it refused
def why(outcome: Outcome) -> String:
  match outcome:
    case Success{}:
      ""
    case Refused{why}:
      why

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/lock/plan.bend&name=Outcome