import type { AgencyMultiLineComment } from "../types.js";
/**
 * Module doc-comment text extraction, shared by `agency doc` (index cards
 * and page headers) and `std::agency`'s `describe` (the `ModuleInfo.
 * description` field) so "the module's summary" means the same thing
 * everywhere it appears.
 */
/** Split an `@summary` override line off a module doc comment's content. */
export declare function extractSummaryOverride(content: string): {
    override: string | null;
    body: string;
};
export declare function firstParagraph(body: string): string;
export declare function firstSentence(text: string): string;
export declare function sanitizeDescription(raw: string): string;
/** The module's one-line summary: the `@summary` override if present,
 *  else the first sentence of the first paragraph, sanitized. */
export declare function moduleDescription(comment: AgencyMultiLineComment | undefined): string | null;