sliding
Provide a sliding window over the incoming stream and pass the windows as groups of elements downstream.
Description
Provide a sliding window over the incoming stream and pass the windows as groups of elements downstream.
Note: the last window might be smaller than the requested size due to end of stream.
emits the specified number of elements has been accumulated or upstream completed
backpressures when a group has been assembled and downstream backpressures
completes when upstream completes