VisibleCursor.lower.triple.copy: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/scan/VisibleCursor.bend as VisibleCursor
Lines 83-91 of mylsm-lsm-store@0.6.0.1/src/scan/VisibleCursor.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/VisibleCursor.bend&start_line=83&end_line=91

import Base
import mylsm-lsm-store@0.6.0.1/src/ByteMemTable.bend as ByteMemTable
import bend-kit-bytes@0.3.2.0/bytes.bend as Bytes

def lower.triple.copy(
  values: Maybe<&1, Bytes.Bytes> & Maybe<&1, Bytes.Bytes>
) -> Maybe<&1, Bytes.Bytes> & Maybe<&1, Bytes.Bytes> & Maybe<&1, Bytes.Bytes>:
  match values:
    case (None{}, None{}): (None{}, None{}, None{})
    case (None{}, Some{_}): (None{}, None{}, None{})
    case (Some{_}, None{}): (None{}, None{}, None{})
    case (Some{first}, Some{second}):
      lower.triple.second(first, ByteMemTable.bytes.clone(second))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/ByteMemTable.bend&name=bytes.clone
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/scan/VisibleCursor.bend&name=lower.triple.second