Method Tell

cpp/src/arrow/filesystem/gcsfs.cc:204–207

  }

  Result<int64_t> Tell() const override {
    if (closed()) return Status::Invalid("Cannot use Tell() on a closed stream");
    return tell_;
  }

  // gcs::ObjectWriteStream can be "closed" without an explicit Close() call. At this time
  // this class does not use any of the mechanisms [*] that trigger such behavior.