pub fn enumerate_index_union_indices(
a_domains: &[Moo<GroundDomain>],
b_domains: &[Moo<GroundDomain>],
) -> Result<impl Iterator<Item = Vec<Literal>>, DomainOpError>Expand description
See enumerate_indices. This function zips the two given lists of index domains, performs a
union on each pair, and returns an enumerating iterator over the new list of domains.