import { DspGraph } from './types';
export declare const nodeDefaults: (id: DspGraph.NodeId, type?: string) => DspGraph.Node;
export declare const endpointsEqual: (a1: DspGraph.ConnectionEndpoint, a2: DspGraph.ConnectionEndpoint) => boolean;
export declare const testGraphIntegrity: (graph: DspGraph.Graph) => {
    inconsistentConnections: Array<DspGraph.Connection>;
};