def snapshot.close

mylsm-lsm-store@0.6.0.1 · src/scan/Snapshot.bend:1166

import Base

1166# Leaves registry accounting untouched while a cursor still references the snapshot.
1167def snapshot.close(
1168  lifecycle: Lifecycle,
1169  registry: Registry,
1170  released_bytes: Nat
1171) -> SnapshotCloseDecision:
1172  match lifecycle:
1173    case Closed{}: InvalidSnapshotClose{registry}
1174    case Live{cursor_count}:
1175      match cursor_count:
1176        case 0n:
1177          snapshot.close.registry(registry.release(registry, released_bytes))
1178        case 1n+rest: SnapshotBusy{registry}