import { QualifyTarget } from "./target";
export declare class QualifyPathNode {
    private qualifyTarget;
    private qualifyGroupNumber;
    private previous?;
    constructor(qualifyTarget: QualifyTarget | undefined, qualifyGroupNumber: number, previous?: QualifyPathNode);
    createNext(qualifyTarget: QualifyTarget, qualifyGroupNumber: number): QualifyPathNode;
    getPrevious(): QualifyPathNode | undefined;
    hasPrevious(): boolean;
    getQualifyTarget(): QualifyTarget | undefined;
    getQualifyGroupNumber(): number;
    pathToString(): string;
    protected nodeToString(): string;
    protected qualifyTargetToString(): string;
    getLevel(): number;
}