/**
 * Normalizes email aliases for supported email providers.
 * For example: example@gmail.com and example+another@gmail.com point to the same email address.
 * This function normalizes aliases to their canonical form.
 *
 * Supported providers:
 * - Gmail: Removes dots and plus aliases (example+test@gmail.com → example@gmail.com)
 * - Yahoo, Outlook, Hotmail, Live, MSN, iCloud, ProtonMail, Zoho, FastMail, Mail.com, GMX: Removes plus aliases only
 * @param email The email address to normalize.
 * @returns The normalized email address, or the original email if not supported or invalid.
 * @example
 * ```ts
 * import { normalizeEmailAliases } from "@visulima/email/utils/normalize-email-aliases";
 *
 * normalizeEmailAliases("example+test@gmail.com"); // "example@gmail.com"
 * normalizeEmailAliases("ex.ample@gmail.com"); // "example@gmail.com"
 * normalizeEmailAliases("user+tag@yahoo.com"); // "user@yahoo.com"
 * normalizeEmailAliases("user@example.com"); // "user@example.com" (unchanged)
 * ```
 */
declare const normalizeEmailAliases: (email: string) => string;
export { normalizeEmailAliases as default };