Plan.missing.why: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/tool/plan.bend as Plan
Lines 897-902 of ezx@1.11.0.0/src/tool/plan.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/tool/plan.bend&start_line=897&end_line=902

import Base
import ezx@1.11.0.0/src/tool/world.bend as TW

# why a missing file is refused: a file a pin names is the project's to fix,
# and any other can be named with `--entry`
def missing.why(+world: TW.World) -> String:
  +why = "ez: " ++ label(world) ++ " has no " ++ choice(world)
  Bool.pick(String, String.is_empty(over(world)),
    why ++ "; name the file to build with --entry <path.bend>", why)

Uses (8):
  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.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.is_empty
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/tool/plan.bend&name=choice
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/tool/plan.bend&name=label
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/tool/plan.bend&name=over
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/tool/world.bend&name=World