lighthouse/beacon_chain/chain/src/stores.rs

use db::stores::{BeaconBlockStore, PoWChainStore, ValidatorStore};
use db::ClientDB;
use std::sync::Arc;

pub struct BeaconChainStore<T: ClientDB + Sized> {
    pub block: Arc<BeaconBlockStore<T>>,
    pub pow_chain: Arc<PoWChainStore<T>>,
    pub validator: Arc<ValidatorStore<T>>,
}