import { Tuple } from '../../codec.js';
import { CountOptions, KVStore, KVStoreTransaction, ScanOptions, TxStatus } from '../../types.js';
export declare class MemoryTransaction implements KVStoreTransaction {
    storage: KVStore;
    private sets;
    private deletes;
    private _status;
    constructor(storage: KVStore, sets?: KVStore, deletes?: KVStore);
    get status(): TxStatus;
    scope(prefix: Tuple): KVStoreTransaction;
    clear(prefix?: Tuple): Promise<void>;
    get(key: Tuple, prefix?: Tuple): Promise<any>;
    set(key: Tuple, value: any, prefix?: Tuple): Promise<void>;
    delete(key: Tuple, prefix?: Tuple): Promise<void>;
    /**
     * Need to properly merge the scan results from the store and the edits.
     * This should remove any keys that have been deleted in the edits, aply updates, and add new keys.
     * For the addition of new keys, proper lexicographical ordering should occur to ensure the correct order.
     */
    scan(scanOptions: ScanOptions, prefix?: Tuple): AsyncIterable<[Tuple, any]>;
    scanValues(scanOptions: ScanOptions, prefix?: Tuple): AsyncIterable<any>;
    count(options: CountOptions, prefix?: Tuple): Promise<number>;
    commit(): Promise<void>;
    private checkTxStatusBeforeOperation;
    cancel(): void;
}