Plan.first: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/lock/plan.bend as Plan
Lines 73-75 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=73&end_line=75

import Base

# the first refusal wins
def first(+bad: String, why: String) -> String:
  Bool.pick(String, String.is_empty(bad), why, bad)

Uses (3):
  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