Method Make

cpp/src/arrow/filesystem/s3fs.cc:1183–1187

class RegionResolver {
 public:
  static Result<std::shared_ptr<RegionResolver>> Make(S3Options options) {
    std::shared_ptr<RegionResolver> resolver(new RegionResolver(std::move(options)));
    RETURN_NOT_OK(resolver->Init());
    return resolver;
  }

  static Result<std::shared_ptr<RegionResolver>> DefaultInstance() {
    std::unique_lock lock(instance_mutex_);