import confutils, chronicles, ../beacon_chain/spec/[beaconstate, crypto, datatypes, digest, helpers, validator], ../beacon_chain/[extras, state_transition, ssz] cli do(pre: string, blck: string, post: string, verifyStateRoot = false): let stateX = SSZ.loadFile(pre, BeaconState) blckX = SSZ.loadFile(blck, BeaconBlock) flags = if verifyStateRoot: {skipValidation} else: {} var stateY = HashedBeaconState(data: stateX, root: hash_tree_root(stateX)) if not state_transition(stateY, blckX, flags): error "State transition failed" SSZ.saveFile(post, stateY.data)