def parse_head

bend-collections-laws-crypto@1.0.0.0 · src/crypto/argon2/phc.bend:378

import Base

378def parse_head(r: Maybe<&2, String>) -> Maybe<&2, Phc>:
379  match r:
380    case None{}:
381      None{}
382    case Some{rest}:
383      parse_m(read(rest))