/**
 * Utility functions for string case conversions
 */
/**
 * Converts camelCase or PascalCase to snake_case
 * @param str - The string to convert
 * @returns The string in snake_case format
 */
export declare function toSnakeCase(str: string): string;
/**
 * Converts PascalCase class name to snake_case for use as path_id
 * @param className - The class name to convert
 * @returns The class name in snake_case format with _id suffix
 */
export declare function classNameToPathId(className: string): string;