Lock.known: def of ezx@1.13.0.0
Import: import ezx@1.13.0.0/src/lock/lock.bend as Lock
Lines 390-399 of ezx@1.13.0.0/src/lock/lock.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.13.0.0/src/lock/lock.bend&start_line=390&end_line=399

import Base

# whether the ledger names a package. One it does not name still resolves from
# the hub, since the hub serves bytes by the hash they digest to, but when the
# hub does not have it there is nothing else to ask: nothing a clone has says
# where it came from, so the lock says that and stops.
def known(ds: List<&2, Origin>, +wanted: String) -> Bool:
  match ds:
    case []:
      False{}
    case x <> t:
      any.step(String.eq(origin.hash(x), wanted), _u => known(t, wanted))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.eq
  https://jend.leeeet.dev/definition.txt?path=ezx@1.13.0.0/src/lock/lock.bend&name=Origin
  https://jend.leeeet.dev/definition.txt?path=ezx@1.13.0.0/src/lock/lock.bend&name=any.step
  https://jend.leeeet.dev/definition.txt?path=ezx@1.13.0.0/src/lock/lock.bend&name=origin.hash