Function session_types::connect

pub fn connect<F1, F2, P>(srv: F1, cli: F2) where
    F1: Fn(Chan<(), P>) + Send + 'static,
    F2: Fn(Chan<(), P::Dual>) + Send,
    P: HasDual + Send + 'static,
    P::Dual: HasDual + Send + 'static, 

Connect two functions using a session typed channel.