Secp256k1.keypair_of: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1.bend as Secp256k1
Lines 42-45 of bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1.bend&start_line=42&end_line=45

import Base

def keypair_of(+seed: List<&2, U32>, m: Maybe<&2, List<&2, U32>>) -> Maybe<&2, Keypair>:
  match m:
    case None{}: None{}
    case Some{pk}: Some{Keypair{seed, pk}}

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=Maybe
  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/src/crypto/secp256k1.bend&name=Keypair