import type { TextInputLanguage } from '../domains/text/types.js';
export declare const normalizeWhitespace: (text: string) => string;
export declare const removeDiacritics: (text: string) => string;
export declare const normalizeTextToken: (text: string) => string;
export declare const getSlugWords: (text: string) => string[];
export declare const joinSlugWords: (words: string[]) => string;
export declare const countNonWhitespaceCharacters: (text: string) => number;
export declare const tokenizeWords: (text: string) => string[];
export declare const countWords: (text: string) => number;
export declare const countSentences: (text: string) => number;
export declare const countParagraphs: (text: string) => number;
export declare const estimateReadingTimeMinutes: (wordCount: number, wordsPerMinute?: number) => number;
export declare const getStopwordsForLanguage: (inputLanguage: TextInputLanguage) => Set<string>;