Method peek

arrow-flight/src/sql/server.rs:1090–1092

Peek at the head of this stream without advancing it.

(&mut self)

    /// Peek at the head of this stream without advancing it.
    pub async fn peek(&mut self) -> Option<&Result<FlightData, Status>> {
        Pin::new(&mut self.inner).peek().await
    }
}

impl Stream for PeekableFlightDataStream {