Blake3.cv_of: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/spec/crypto/blake/blake3.bend as Blake3
Lines 60-68 of bend-collections-laws-crypto@1.0.0.0/spec/crypto/blake/blake3.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/crypto/blake/blake3.bend&start_line=60&end_line=68

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake3/types.bend as T

# (Each list consumer below starts by matching its list, so that it stays an
# unevaluated call on a symbolic list; the Nil cases agree with the general
# formula, since at(Nil, i) = 0 and put(Nil, i, x) = Nil.)
def cv_of(+ws: List<&2,U32>) -> T.CV:
  match ws:
    case Nil{}: T.CV{0,0,0,0,0,0,0,0}
    case Con{+x,+r}:
      +l = {Con{x,r} : List<&2,U32>}
      T.CV{at(l,0n),at(l,1n),at(l,2n),at(l,3n),at(l,4n),at(l,5n),at(l,6n),at(l,7n)}

Uses (4):
  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-crypto@1.0.0.0/spec/crypto/blake/blake3.bend&name=at
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake3/types.bend&name=CV