pub(crate) fn lines_with_novel(
lhs_mps: &[MatchedPos],
rhs_mps: &[MatchedPos],
) -> (FxHashSet<LineNumber>, FxHashSet<LineNumber>)pub(crate) fn lines_with_novel(
lhs_mps: &[MatchedPos],
rhs_mps: &[MatchedPos],
) -> (FxHashSet<LineNumber>, FxHashSet<LineNumber>)