/** A global regular expression matching Ithkuilic consonants. */
export declare const CONSONANT: RegExp;
/**
 * Extracts the vowels from a given text.
 *
 * @param text The text to extract vowels from.
 * @returns The vowels of the given text.
 */
export declare function extractAllVowels(text: string): string;
/** A global regular expression matching Ithkuilic vowels. */
export declare const VOWEL: RegExp;
/**
 * Extracts the consonants from a given text.
 *
 * @param text The text to extract consonants from.
 * @returns The consonants of the given text.
 */
export declare function extractAllConsonants(text: string): string;
/** A regular expression matching an initial consonant cluster. */
export declare const INITIAL_CONSONANT_CLUSTER: RegExp;
/**
 * Extracts the initial consonant cluster of a word.
 *
 * @param text The text to extract a cluster from.
 * @returns The matched cluster, or `undefined` is no such cluster exists.
 */
export declare function extractInitialConsonantCluster(text: string): string | undefined;
/** A regular expression matching a final consonant cluster. */
export declare const FINAL_CONSONANT_CLUSTER: RegExp;
/**
 * Extracts the final consonant cluster of a word.
 *
 * @param text The text to extract a cluster from.
 * @returns The matched cluster, or `undefined` is no such cluster exists.
 */
export declare function extractFinalConsonantCluster(text: string): string | undefined;
/** A regular expression matching an initial vowel cluster. */
export declare const INITIAL_VOWEL_CLUSTER: RegExp;
/**
 * Extracts the initial vowel cluster of a word.
 *
 * @param text The text to extract a cluster from.
 * @returns The matched cluster, or `undefined` is no such cluster exists.
 */
export declare function extractInitialVowelCluster(text: string): string | undefined;
/** A regular expression matching a final vowel cluster. */
export declare const FINAL_VOWEL_CLUSTER: RegExp;
/**
 * Extracts the final vowel cluster of a word.
 *
 * @param text The text to extract a cluster from.
 * @returns The matched cluster, or `undefined` is no such cluster exists.
 */
export declare function extractFinalVowelCluster(text: string): string | undefined;