Trait sc_light::blockchain::RemoteBlockchain

pub trait RemoteBlockchain<Block>: Send + Sync where
    Block: Block, {
    fn header(
        &self, 
        id: BlockId<Block>
    ) -> Result<LocalOrRemote<<Block as Block>::Header, RemoteHeaderRequest<<Block as Block>::Header>>, Error>;
}

Futures-based blockchain backend that either resolves blockchain data locally, or fetches required data from remote node.

Required methods

fn header(
    &self,
    id: BlockId<Block>
) -> Result<LocalOrRemote<<Block as Block>::Header, RemoteHeaderRequest<<Block as Block>::Header>>, Error>

Get block header.

Implementors

impl<S, Block: BlockT> RemoteBlockchain<Block> for Blockchain<S> where
    S: Storage<Block>,