/**
 * Formats a date string to localized short date format (e.g., "Dec 12, 2025")
 * @param dateString - ISO date string or null
 * @param locale - Locale string (e.g., "en-US")
 * @returns Formatted date string or empty string if dateString is null
 */
export declare function toLocalizedShortDate(dateString: string | null, locale: string): string;
/**
 * Formats a date string to localized short date-time format (e.g., "Dec 12, 3:45 PM")
 * @param dateString - ISO date string or null
 * @param locale - Locale string (e.g., "en-US")
 * @returns Formatted date-time string or empty string if dateString is null
 */
export declare function toLocalizedShortDateTime(dateString: string | null, locale: string): string;