pub trait Task<E: TError>: Send + 'static {
// Provided methods
fn on_start<'life0, 'async_trait>(
&'life0 mut self,
ctx: Context<E>,
) -> Pin<Box<dyn Future<Output = Result<(), E>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait { ... }
fn on_stop<'life0, 'async_trait>(
&'life0 mut self,
ctx: Context<E>,
) -> Pin<Box<dyn Future<Output = Result<(), E>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait { ... }
}