@Override
		public void addAll(SpanSet<N, S> set) {
			// TODO: May not be the most efficient. A linear merge algorithm may do better....
			for (S s : set.spans()) {
				add(s);
			}
		}
Factory method for the span map backing this span set

@param domain the domain
@return the map
Ghidra/Framework/Emulation/src/main/java/generic/Span.java