/**
 * Fetch and validate sitemap.xml, sitemap-unindexed.xml, and discovery endpoints.
 * When sitemap.xml or sitemap-unindexed.xml is a sitemap index, follows child
 * sitemaps and collects page URLs from their urlset content.
 */
import { type DiscoveryValidationResult } from './discovery/index.js';
import type { DiscoverySmokeConfig } from './discovery/types.js';
export interface ValidationResult {
    sitemapXml: {
        ok: boolean;
        status: number;
        body?: string;
    };
    sitemapUnindexedXml: {
        ok: boolean;
        status: number;
        body?: string;
        warned?: boolean;
    };
    /** @deprecated Use discovery.endpoints for llmsTxt — kept for CLI backward compatibility */
    llmsTxt: {
        ok: boolean;
        status: number;
        body?: string;
        warned?: boolean;
    };
    discovery: DiscoveryValidationResult;
    /** Page URLs from sitemap.xml (resolved from child sitemaps when root is an index). */
    sitemapPageUrls?: string[];
    /** Page URLs from sitemap-unindexed.xml (resolved from child sitemaps when root is an index). */
    sitemapUnindexedPageUrls?: string[];
    /** True when sitemap.xml was a sitemap index (child sitemaps were followed). */
    sitemapWasIndex?: boolean;
    /** Child sitemap URLs that returned 404 and were skipped (only when ignoreMissingChildSitemaps is used). */
    skippedMissingChildSitemaps?: string[];
}
export interface ValidateOptions {
    /** When resolving a sitemap index, treat 404 on a child `<loc>` as optional (skip that child). */
    ignoreMissingChildSitemaps?: boolean;
    /** Require all four discovery endpoints with content validation (llms.txt, markdown-index.txt, cms.txt, site-info.md). */
    strictDiscovery?: boolean;
    /** Per-endpoint enable flags; only used when strictDiscovery is true. Omitted keys default to required. */
    discovery?: DiscoverySmokeConfig;
    fetch?: typeof fetch;
}
export declare function validate(baseUrl: string, fetchInit: RequestInit, options?: ValidateOptions): Promise<ValidationResult>;
export declare function validationFailed(result: ValidationResult, strictDiscovery?: boolean): boolean;
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