DlistStorage.obs_nat: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend as DlistStorage
Lines 454-456 of bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&start_line=454&end_line=456

import Base
import bend-collections@1.0.0.0/src/containers/types/internal_dlist.bend as E

def obs_nat(~T: Data, r: DList<T> & Nat) -> DList<T> & E.Obs<T>:
  (s, n) = r
  (s, E.ONat{n})

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&name=DList
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/internal_dlist.bend&name=Obs