import type { RegexFlags, RegexSequence } from './types';
/**
 * Generate RegExp object from elements with optional flags.
 *
 * @param elements Single regex element or array of elements
 * @param flags RegExp flags object
 * @returns RegExp object
 */
export declare function buildRegExp(sequence: RegexSequence, flags?: RegexFlags): RegExp;
/**
 * Generate regex pattern from elements.
 * @param elements Single regex element or array of elements
 * @returns regex pattern string
 */
export declare function buildPattern(sequence: RegexSequence): string;