async def _handle_timer(self, timer: float,
connection: QuicConnection) -> None:
wait = max(0, timer - self.context.time())
await self.context.sleep(wait)
if connection._close_at is not None:
connection.handle_timer(now=self.context.time())
await self._handle_events(connection, None)
async def _handle_timer(self, connection: QuicConnection) -> None:
if connection._close_at is not None:
connection.handle_timer(now=self.now())
await self._handle_events(connection, None)