import { BaseExtractor, ExtractorOptions } from './_base';
import { ExtractorResult } from '../types/extractors';
export declare class RedditExtractor extends BaseExtractor {
    private shredditPost;
    private isOldReddit;
    constructor(document: Document, url: string, schemaOrgData?: any, options?: ExtractorOptions);
    canExtract(): boolean;
    canExtractAsync(): boolean;
    prefersAsync(): boolean;
    private isCommentsPage;
    extractAsync(): Promise<ExtractorResult>;
    private tryOldReddit;
    /**
     * Reddit's Atom feed is the only unauthenticated source still serving post
     * content. It is flat and score-less, so the output is thinner than the
     * old.reddit DOM, but it is the difference between a post and an error.
     */
    private extractFromFeed;
    /**
     * Fetch through a short-lived cache.
     *
     * A single user-facing parse reaches this extractor several times: the CLI
     * and the Worker both reparse the page when the first pass yields nothing,
     * and parseAsync() tries a preferred and a general finder. Reddit throttles
     * the feed to roughly one request per half-minute, so without this the
     * retries guarantee the 429 they are retrying against.
     *
     * The cache is keyed by URL alone, so it is bypassed when the caller
     * supplies its own fetch — otherwise an authenticated response and an
     * anonymous one could be served to each other.
     */
    private request;
    private send;
    private parseDocument;
    private extractFeed;
    private parseFeedEntry;
    /**
     * Feed entry bodies are HTML escaped into the XML and wrap the real content
     * in the same `div.md` the old.reddit DOM uses, so unwrap to match.
     */
    private feedContentHtml;
    extract(): ExtractorResult;
    /**
     * Every source — the rendered DOM, old.reddit.com and the feed — differs
     * only in where the title, author and body come from, so they share one
     * result shape.
     */
    private buildResult;
    private extractOldReddit;
    private getPostContent;
    private createContentHtml;
    private extractComments;
    private getPostId;
    private getSubreddit;
    private getPostAuthor;
    private createDescription;
    private collectOldRedditComments;
    private processComments;
}