Trait evelyn::Subscription[−][src]

pub trait Subscription where
    Self: PartialEq, {
    type Event: Message;
    fn subscribed_to(&self, message: &Self::Event) -> bool;

    fn discriminant_set(&self) -> &[<Self::Event as Message>::Discriminant];

    fn send_event(
        &self, 
        message: Self::Event
    ) -> Result<(), SendError<Self::Event>>;
}

A trait describin a bus subscription

Associated Types

type Event: Message[src]

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Required methods

fn subscribed_to(&self, message: &Self::Event) -> bool[src]

Test whether this subscriiption is subscribed to a message

fn discriminant_set(&self) -> &[<Self::Event as Message>::Discriminant][src]

Returns a slice of discriminants corresponding to messages this subsccription is subscribed to

fn send_event(&self, message: Self::Event) -> Result<(), SendError<Self::Event>>[src]

Delivers a message to this subscription’s reciever

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Implementors

impl<M> Subscription for Subscriber<M> where
    M: Message + Debug, [src]

type Event = M

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