def lookup.hit

mylsm-lsm-store@0.6.0.1 · src/ByteMemTable.bend:194

import Base
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes

194# Restores a found entry and preserves its value for the caller.
195def lookup.hit(
196  prefix: List<&1, Entry>,
197  key: Bytes.Bytes,
198  tail: List<&1, Entry>,
199  copies: Maybe<&1, Bytes.Bytes> & Maybe<&1, Bytes.Bytes>
200) -> Lookup:
201  match copies:
202    case (original, visible):
203      lookup.result(prefix, Con{Entry{key, original}, tail}, visible, True{})