import type { SerializableTevmState } from '@tevm/state';
/**
 * Storage persister for client state
 */
export type SyncStoragePersister = {
    /**
     * Persist serializable tevm state
     * @param state - State to be persisted
     * @param onError - Called when state fails to persist
     * @returns Error if one occurs during persistence
     */
    persistTevmState: (state: SerializableTevmState | undefined, onError?: (error: Error | undefined) => void) => Error | undefined;
    /**
     * Restores persisted state
     * @returns The persisted state if it exists
     */
    restoreState: () => SerializableTevmState | undefined;
    /**
     * Removes persisted state
     * @returns Error if one occurs during removal
     */
    removePersistedState: () => Error | undefined;
};
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