Function cumulus_client_consensus_aura::collator::seal

pub fn seal<B: BlockT, P>(
    pre_sealed: B,
    storage_changes: StorageChanges<HashingFor<B>>,
    author_pub: &P::Public,
    keystore: &KeystorePtr,
) -> Result<BlockImportParams<B>, Box<dyn Error + Send + Sync + 'static>>
where
    P: Pair,
    P::Signature: Codec + TryFrom<Vec<u8>>,
    P::Public: AppPublic,

Seal a block with a signature in the header.