def metadata_tail
import mylsm-lsm-store@0.3.2.0/src/Sstable.bend as Sstableimport Base
import mylsm-lsm-store@0.3.2.0/src/MemTable.bend as MemTable
364def metadata_tail(entries: List<&2, MemTable.Entry>, +first: String, last: String, +count: Nat) -> Metadata:
365 match entries:
366 case Nil{}:
367 Meta{Some{first}, Some{last}, count}
368 case Con{MemTable.Entry{key, val}, rest}:
369 metadata_tail(rest, first, key, Nat.add(count, 1n))