import { DocGraph } from '../types/graph.js';
import { LintError } from '../types/errors.js';
import { MarkdownCache } from './markdown-cache.js';
export declare class LinkValidator {
    private basePath;
    private graph;
    private cache;
    private scopeRoot?;
    private externalLinkPolicy;
    constructor(basePath: string, graph: DocGraph, cache?: MarkdownCache, scopeRoot?: string | undefined, externalLinkPolicy?: 'validate' | 'warn' | 'error' | 'ignore');
    private isWithinScope;
    validate(maxConcurrency?: number): Promise<LintError[]>;
    private validateFile;
    private validateFileLink;
    private validateAnchor;
}
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