/**
 * Text similarity utilities for finding similar rule names
 */
/**
 * Calculate Levenshtein distance between two strings
 * @param a First string
 * @param b Second string
 * @returns Distance score (lower means more similar)
 */
export declare function levenshteinDistance(a: string, b: string): number;
/**
 * Calculate similarity score between two strings (0-1, higher means more similar)
 * @param a First string
 * @param b Second string
 * @returns Similarity score between 0 and 1
 */
export declare function calculateSimilarity(a: string, b: string): number;
/**
 * Find similar rule names to the given name
 * @param notFoundName The rule name that wasn't found
 * @param availableRules List of available rule names
 * @param limit Maximum number of similar rules to return
 * @returns Array of similar rule names sorted by similarity (most similar first)
 */
export declare function findSimilarRules(notFoundName: string, availableRules: string[], limit?: number): string[];