Trait EventSource 

pub trait EventSource: Send {
    type Event: Send;

    // Required method
    fn next(&mut self) -> impl Future<Output = Option<Self::Event>> + Send;
}

Trait for event sources (pull-based).

Required Associated Types

type Event: Send

Event type produced by this source.

Required Methods

fn next(&mut self) -> impl Future<Output = Option<Self::Event>> + Send

Get the next event (async, returns None when exhausted).

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl EventSource for LocalFileWatcherSource

type Event = WatchEvent