Answer a new instance of the receiver which streams on aCollection.
Every item of aCollection is discarded.
with: aCollection
Answer a new instance of the receiver which streams from the end
of aCollection.
with: aCollection from: firstIndex to: lastIndex
Answer a new instance of the receiver which streams from the
firstIndex-th item of aCollection to the lastIndex-th. The
pointer is moved to the last item in that range.