Chacha8rand.words64: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/spec/math/random/chacha8rand.bend as Chacha8rand
Lines 172-178 of bend-collections-laws-math@1.0.0.0/spec/math/random/chacha8rand.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/spec/math/random/chacha8rand.bend&start_line=172&end_line=178

import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as W

# consecutive little-endian word pairs as 64-bit words
def words64(xs: List<&2, U32>) -> List<&2, W.U64>:
  match xs:
    case Con{lo, Con{hi, rest}}:
      Con{W.U64{lo, hi}, words64(rest)}
    case _:
      []

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/u64.bend&name=U64