import type { Extractor, ExtractionResult } from '../../types.js';
/**
 * Injected raw fetcher for the fallback path. Takes a fully-formed
 * raw.githubusercontent.com URL and returns the file body as text. Injected so
 * tests mock it and no real network access happens inside the sync extractor.
 */
export type RawBlobFetcher = (url: string) => Promise<string>;
/**
 * Full blob extraction with the raw-content network fallback.
 *
 * Tries local (sync) extraction first — modern embedded payload, then legacy
 * selectors. Only when the payload is ABSENT or TRUNCATED (large files GitHub
 * refuses to inline) does it fetch the file body from raw.githubusercontent.com
 * via the injected `fetchRaw`. A complete payload NEVER triggers a second fetch.
 *
 * The fetcher is injected (not called directly) so the sync `Extractor.extract`
 * contract is preserved and tests mock the network. On fetch failure it returns
 * whatever local extraction produced (possibly null) rather than throwing.
 */
export declare function extractGithubBlobWithRawFallback(html: string, url: string, fetchRaw: RawBlobFetcher): Promise<ExtractionResult | null>;
export declare const githubExtractor: Extractor;
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