Function GetCastFunction

cpp/src/arrow/compute/cast.cc:207–214

}

Result<std::shared_ptr<CastFunction>> GetCastFunction(const DataType& to_type) {
  internal::EnsureInitCastTable();
  auto it = internal::g_cast_table.find(static_cast<int>(to_type.id()));
  if (it == internal::g_cast_table.end()) {
    return Status::NotImplemented("Unsupported cast to ", to_type);
  }
  return it->second;
}

}  // namespace internal