code: func (s *MatcherSession) DeliverSections(bit uint, sections []uint64, bitsets [][]byte) {
  	select {
  	case <-s.kill:
  		return
  	case s.matcher.deliveries <- &Retrieval{Bit: bit, Sections: sections, Bitsets: bitsets}:
  	}
  }
docs: // DeliverSections delivers a batch of section bit-vectors for a specific bloom
  // bit index to be injected into the processing pipeline.