pub trait MeshReadSource: Send + Sync {
// Required methods
fn id(&self) -> &str;
fn get<'life0, 'life1, 'async_trait>(
&'life0 self,
hash: &'life1 Hash,
) -> Pin<Box<dyn Future<Output = Option<Vec<u8>>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
// Provided method
fn is_available(&self) -> bool { ... }
}