pub fn is_new_block_root(&self, beacon_block_root: &Hash256) -> Result<bool, Error> {
        Ok(!self
            .store
            .item_exists::<SignedBeaconBlock<T::EthSpec>>(beacon_block_root)?)
    }
/// Returns `true` if the given block root has not been processed.
Returns `true` if the given block root has not been processed.
Returns ` true ` if the given block root has not been processed .
pub fn is_new_block_root(&self, beacon_block_root: &Hash256) -> Result<bool, Error> {
        Ok(!self
            .store
            .item_exists::<SignedBeaconBlock<T::EthSpec>>(beacon_block_root)?)
    }
pub fn is_new_block_root ( & self , beacon_block_root : & Hash256 ) -> Result < bool , Error > { Ok ( ! self . store . item_exists :: < SignedBeaconBlock < T :: EthSpec > > ( beacon_block_root ) ? ) }
Returns `true` if the given block root has not been processed.
Returns ` true ` if the given block root has not been processed .
&self
beacon_block_root
&Hash256