Pkg.walk.fuel: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/pkg/pkg.bend as Pkg
Lines 1270-1279 of ezx@1.11.0.0/src/pkg/pkg.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/pkg/pkg.bend&start_line=1270&end_line=1279

import Base

# fuel enough for a walk over these files: one step for the entry and one for
# every import it can queue, and every import is a line of some file. A
# function of the files rather than a number, so no checkout is too big for
# it and a proof about files it does not know leaves it unevaluated.
def walk.fuel(fs: List<&2, Source>) -> Nat:
  match fs:
    case []:
      1n
    case Source{_at, text} <> t:
      (List.length(&2, String, String.lines(text)) + walk.fuel(t) : Nat)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.lines
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/pkg/pkg.bend&name=Source