Schnorr.secret_if: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1/schnorr.bend as Schnorr
Lines 91-95 of bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1/schnorr.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1/schnorr.bend&start_line=91&end_line=95

import Base

# the secret key d', when 1 <= d' < n
def secret_if(+d: List<&2, Nat>, ok: Bool) -> Maybe<&2, List<&2, Nat>>:
  match ok:
    case True{}: Some{d}
    case False{}: None{}

Uses (4):
  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=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat