| 212 | /// Return an error status for unknown errors |
| 213 | template <typename... Args> |
| 214 | static Status UnknownError(Args&&... args) { |
| 215 | return Status::FromArgs(StatusCode::UnknownError, std::forward<Args>(args)...); |
| 216 | } |
| 217 | |
| 218 | /// Return an error status when an operation or a combination of operation and |
| 219 | /// data types is unimplemented |