import { BigNumber } from '@pigi/core-utils' ; import { StateDB , VerifiedStateUpdate } from '../../types' ; /**
 * StateDB used to store the state for different ranges.
 *
 * See: http://spec.plasma.group/en/latest/src/05-client-architecture/state-db.html for more details.
 */ export class DefaultStateDB implements StateDB { public async getVerifiedStateUpdates ( start , end ) { throw Error ( 'DefaultStateDB.getVerifiedStateUpdates is not implemented.' ) ; } public async putVerifiedStateUpdate ( verifiedStateUpdate ) { throw Error ( 'DefaultStateDB.putVerifiedStateUpdate is not implemented.' ) ; } }