import { Feed, FeedFormat, FeedOptions, FeedOutput } from "./types.js";
/**
 * Generate a feed in a single format.
 *
 * @param feed - Feed data. Must include `title`, `link`, and `items`. RSS also requires `description`.
 * @param format - Output format: `"rss"`, `"atom"`, or `"json"`.
 * @param options - Optional settings: `sanitize` strips dangerous HTML; `pretty` (default `true`) toggles indentation.
 * @returns XML string (RSS/Atom) or JSON string.
 * @throws {FeedValidationError} If the feed data is invalid for the given format.
 */
export declare const generateFeed: (feed: Feed, format: FeedFormat, options?: FeedOptions) => string;
/**
 * Generate RSS, Atom, and JSON Feed output in a single call.
 *
 * @param feed - Feed data. Must include `title`, `link`, `description`, and `items`.
 * @param options - Optional settings: `sanitize` strips dangerous HTML; `pretty` (default `true`) toggles indentation.
 * @returns An object with `rss`, `atom`, and `json` string properties.
 * @throws {FeedValidationError} If the feed data is invalid.
 */
export declare const generateFeeds: (feed: Feed, options?: FeedOptions) => FeedOutput;
export { FeedValidationError } from "./validate.js";
export { FeedBuilder } from "./builder.js";
export type { XmlNode } from "./xml.js";
export * from "./types.js";