export type LegacyEdgePropertyProjectionTarget = {
    readonly from: string;
    readonly to: string;
    readonly label: string;
};
/** Returns true when a public node-property projection target can be a graph node id. */
export declare function isLegacyNodePropertyProjectionTarget(nodeId: string): boolean;
/** Returns true when a public edge-property projection target can be a graph edge identity. */
export declare function isLegacyEdgePropertyProjectionTarget(edge: LegacyEdgePropertyProjectionTarget): boolean;
