async_tungstenite::handshake

Function handshake

Source 
async fn handshake<Role, F, S>(
    stream: S,
    f: F,
) -> Result<Role::FinalResult, HandshakeError<Role>>
where
    Role: HandshakeRole + Unpin,
    Role::InternalStream: SetWaker + Unpin,
    F: FnOnce(AllowStd<S>) -> Result<Role::FinalResult, HandshakeError<Role>> + Unpin,
    S: AsyncRead + AsyncWrite + Unpin,