import { Logger } from '../utils/logger';
export interface LineageData {
    [docPath: string]: string[];
}
export declare class LineageService {
    private logger;
    private lineagePath;
    private lineage;
    private lastGeneratedSha?;
    private projectRoot;
    constructor(logger: Logger, projectRoot?: string);
    /**
     * Loads the lineage data from disk.
     * Supports migration from legacy (raw map) to structured format.
     */
    private load;
    /**
     * Saves the current lineage data to disk.
     */
    save(): void;
    setLastGeneratedSha(sha: string): void;
    getLastGeneratedSha(): string | undefined;
    /**
     * Updates the lineage for a specific documentation file.
     * @param docPath Relative path to the documentation file (e.g. "docs/auth.md")
     * @param sourceFiles List of absolute or relative source file paths used to generate this doc
     */
    track(docPath: string, sourceFiles: string[]): void;
    /**
     * Returns the list of source files used to generate a specific doc.
     */
    getSources(docPath: string): string[];
    /**
     * Returns all documentation files that depend on a given source file.
     * Used for reverse-lookup during check.
     */
    getImpactedDocs(changedSourceFile: string): string[];
    /**
     * Clears lineage for a doc (e.g. if deleted)
     */
    remove(docPath: string): void;
}
//# sourceMappingURL=lineage-service.d.ts.map