import { motdJsonType } from "./types";
/**
 * Base color code regex
 */
export declare const baseColorCodeRegex: RegExp;
export declare function isMotdJSONType(object: unknown): object is motdJsonType;
/**
 * Replace all HTML special characters with HTML entities
 * Prevents HTML injection by safely encoding special characters
 */
export declare function htmlStringFormatting(text: string): string;
/**
 * Clean HTML tags safely
 *
 * Safely removes HTML tags and prevents HTML injection vulnerabilities.
 *
 * @param text - Input text that may contain HTML tags
 * @example `<span>hello world</span>` → `hello world`
 *
 * @returns Clean text without HTML tags
 */
export declare function cleanHtmlTags(text: string): string;
/**
 * Clean MOTD color codes
 *
 * Clean all formatting codes from MOTD source string.
 *
 * @param {string} text - MOTD string with § formatting codes to be removed
 * @returns {string} Text without MOTD formatting codes
 */
export declare function cleanCodes(text: string): string;