type Probe
import mylsm-lsm-store@0.6.0.1/src/ByteMemTable.bend as ByteMemTableimport Base
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes
17# Distinguishes no delta mutation, a tombstone, and a live delta value.
18type Probe is Type:
19 Absent{}
20 Deleted{}
21 Present{value: Bytes.Bytes}