import { type DfConnectionPoint, type DfDataConnector } from '../ng-draw-flow.interfaces';
export declare function isConnectorType(type: string): type is DfConnectionPoint;
/**
 * Creates a unique string identifier for a connector.
 *
 * The function generates a string that uniquely identifies a connector
 * based on its key properties: node identifier, connector type, and
 * connector identifier. The resulting identifier is used
 * as a key in various data structures (e.g., in connectionPointsMap)
 * for tracking and updating connector positions.
 *
 * @param connector - Connector object containing nodeId, connectorType, and connectorId
 * @returns Collision-free JSON encoding of the connector identity tuple.
 */
export declare function createConnectorHash(connector: DfDataConnector): string;