fn process_blockwise(
buf: &mut AvroCursor<'_>,
on_item: impl FnMut(&mut AvroCursor<'_>) -> Result<(), ArrowError>,
negative_behavior: NegativeBlockBehavior,
) -> Result<usize, ArrowError>
fn process_blockwise(
buf: &mut AvroCursor<'_>,
on_item: impl FnMut(&mut AvroCursor<'_>) -> Result<(), ArrowError>,
negative_behavior: NegativeBlockBehavior,
) -> Result<usize, ArrowError>