Struct SyncState 

pub struct SyncState<'a> {
    pub store: &'a mut dyn BlockStore,
    pub app: &'a dyn Application,
    pub current_epoch: &'a mut Epoch,
    pub last_committed_height: &'a mut Height,
    pub last_app_hash: &'a mut BlockHash,
    pub chain_id_hash: &'a [u8; 32],
    pub pending_epoch: &'a mut Option<Epoch>,
}

Mutable state needed by block sync and replay.

Fields

store: &'a mut dyn BlockStore

app: &'a dyn Application

current_epoch: &'a mut Epoch

last_committed_height: &'a mut Height

last_app_hash: &'a mut BlockHash

chain_id_hash: &'a [u8; 32]

pending_epoch: &'a mut Option<Epoch>

A-1: Tracks pending epoch transitions across replay batches.