def lift_if

bend-collections-laws-crypto@1.0.0.0 · src/crypto/secp256k1/schnorr.bend:71

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/secp256k1/point.bend as P

71def lift_if(+x: List<&2, Nat>, ok: Bool) -> Maybe<&2, P.Point>:
72  match ok:
73    case True{}: P.decompress(x, 0n)
74    case False{}: None{}