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Bus

devsper_core::traits

Trait Bus 

Source 
pub trait Bus: Send + Sync {
    // Required methods
    fn publish<'life0, 'async_trait>(
        &'life0 self,
        msg: BusMessage,
    ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
    fn subscribe<'life0, 'life1, 'async_trait>(
        &'life0 self,
        topic: &'life1 str,
        handler: Box<dyn Fn(BusMessage) -> Pin<Box<dyn Future<Output = ()> + Send>> + Send + Sync>,
    ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn start<'life0, 'async_trait>(
        &'life0 self,
    ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
    fn stop<'life0, 'async_trait>(
        &'life0 self,
    ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
}
Expand description

Trait for message bus backends

Required Methods§

Source

fn publish<'life0, 'async_trait>( &'life0 self, msg: BusMessage, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Publish a message to a topic

Source

fn subscribe<'life0, 'life1, 'async_trait>( &'life0 self, topic: &'life1 str, handler: Box<dyn Fn(BusMessage) -> Pin<Box<dyn Future<Output = ()> + Send>> + Send + Sync>, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Subscribe to a topic with a handler

Source

fn start<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Start the bus

Source

fn stop<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Stop the bus

Implementors§