Method Equals

cpp/src/arrow/sparse_tensor.cc:423–438

std::string SparseCSFIndex::ToString() const { return std::string("SparseCSFIndex"); }

bool SparseCSFIndex::Equals(const SparseCSFIndex& other) const {
  auto eq = [](const auto& a, const auto& b) { return a->Equals(*b); };
// TODO: remove the use of std::equal when we no longer have partial C++20 support with
// CRAN.
#if defined(__cpp_lib_ranges) && __cpp_lib_ranges >= 201911L
  return axis_order() == other.axis_order() &&
         std::ranges::equal(indices(), other.indices(), eq) &&
         std::ranges::equal(indptr(), other.indptr(), eq);
#else
  return axis_order() == other.axis_order() &&
         std::equal(indices().begin(), indices().end(), other.indices().begin(),
                    other.indices().end(), eq) &&
         std::equal(indptr().begin(), indptr().end(), other.indptr().begin(),
                    other.indptr().end(), eq);
#endif
}

// ----------------------------------------------------------------------
// SparseTensor