import type { DocsPage, DocsSite, SearchDocument } from '../types.js';
/**
 * Strip markdown syntax markers to produce plain text for search indexing.
 */
export declare function stripMarkdown(markdown: string): string;
/**
 * Extract plain text from BlockTuple array for search indexing.
 * Strips HTML tags and ignores structural metadata (block types, URLs, etc.).
 */
export declare function stripBlockTuples(blocks: [string, Record<string, unknown>][]): string;
/**
 * Build a search document from a docs page for indexing.
 */
export declare function buildSearchDocument(page: DocsPage, site: DocsSite, versionId: string, pagePath: string): SearchDocument;
/**
 * Build a Postgres to_tsquery-compatible search query from user input.
 * Splits on whitespace and joins with & (AND).
 */
export declare function buildSearchQuery(query: string): string;
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