import { type REnvironmentInformation } from '../../dataflow/environments/environment';
import type { NodeId } from '../../r-bridge/lang-4.x/ast/model/processing/node-id';
export type Fingerprint = string;
/**
 * Calculate a fingerprint for the given R environment information
 * @see {@link fingerprint}
 */
export declare function envFingerprint(env: REnvironmentInformation): Fingerprint;
/**
 * Calculate a fingerprint for the given node id and environment fingerprint
 * @see {@link envFingerprint}
 */
export declare function fingerprint(id: NodeId, envFingerprint: Fingerprint, onlyForSideEffects: boolean): Fingerprint;