//! No channels, used when no communication is needed
usecrate::sealed::Sealed;/// A sender that does nothing. This is used when no communication is needed.
#[derive(Debug)]pubstructNoSender;implSealed forNoSender{}implcrate::Sender forNoSender{}/// A receiver that does nothing. This is used when no communication is needed.
#[derive(Debug)]pubstructNoReceiver;implSealed forNoReceiver{}implcrate::Receiver forNoReceiver{}