/**
 * JSON Path Extractor
 *
 * Extracts dot-notation key paths from JSON objects as literals.
 * Used for literal-based indexing of JSON files.
 *
 * @example
 * // user.json: { name: { first: "john" } }
 * extractJsonPaths({ name: { first: "john" } }, "user")
 * // Returns literals for: "user.name", "user.name.first"
 */
import type { ExtractedLiteral } from "../entities/literal";
/**
 * Extract all key paths from a JSON object as literals.
 * Prefixes all paths with the filename (without extension).
 *
 * @param obj - Parsed JSON object
 * @param fileBasename - Filename without extension (e.g., "user" from "user.json")
 * @returns Array of literals representing all dot-notation paths
 */
export declare function extractJsonPaths(obj: unknown, fileBasename: string): ExtractedLiteral[];
/**
 * Extract keywords from JSON for BM25 indexing.
 * Extracts both keys and string values.
 *
 * @param obj - Parsed JSON object
 * @returns Array of keywords for BM25 indexing
 */
export declare function extractJsonKeywords(obj: unknown): string[];