220             Err(Error::Closed)  in handle_closed()
318                 Err(quiche::Error::Done) => return Ok(()),  in flush_tx()
319                 Err(e) => return Err(e.into()),  in flush_tx()
343             if let Err(e) = self.drive_once().await {  in drive()
346                 return Err(e);  in drive()
415 …    Err(h3::Error::StreamBlocked) | Err(h3::Error::TransportError(quiche::Error::StreamLimit)) => {  in handle_request()
448                     Err(h3::Error::Done) => {  in recv_body()
452                     Err(e) => {  in recv_body()
455                         return Err(e.into());  in recv_body()
476                 Err(h3::Error::Done) => return Ok(()),  in discard_datagram()
477                 Err(e) => return Err(e.into()),  in discard_datagram()
486                 Err(h3::Error::Done) => return Ok(()),  in flush_h3()
487                 Err(e) => return Err(e.into()),  in flush_h3()