pub trait Watch: Send + Sync + 'static {
type BlockSubscriptionStream: Stream<Item = Result<Block, Error>> + Send + Sync;
type TipSubscriptionStream: Stream<Item = Result<Header, Error>> + Send + Sync;
type SyncMultiverseStream: Stream<Item = Result<Block, Error>> + Send + Sync;
// Required methods
fn block_subscription<'life0, 'async_trait>(
&'life0 self
) -> Pin<Box<dyn Future<Output = Result<Self::BlockSubscriptionStream, Error>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
fn tip_subscription<'life0, 'async_trait>(
&'life0 self
) -> Pin<Box<dyn Future<Output = Result<Self::TipSubscriptionStream, Error>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
fn sync_multiverse<'life0, 'async_trait>(
&'life0 self,
from: BlockIds
) -> Pin<Box<dyn Future<Output = Result<Self::SyncMultiverseStream, Error>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}