def next.state
import mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend as ByteBlockReaderimport Base
1708def next.state(reader: Reader) -> IO(Result<&1, &1, U32 & String, Step>):
1709 match reader:
1710 case Reader{file, state}:
1711 next.state.block(file, state)