import type { CalendarEvent, VEvent, ValidationResult } from './types.js';
export declare class EventTransformer {
    private readonly prodId;
    private readonly version;
    toICalendar(event: CalendarEvent): VEvent;
    toVCalendar(events: CalendarEvent[]): string;
    fromICalendar(_ical: string): CalendarEvent[];
    parseVEvent(_vevent: VEvent): CalendarEvent;
    generateUID(): string;
    validateICalendar(_ical: string): ValidationResult;
    private serializeVEvent;
    private escapeText;
    private foldLine;
    private formatICalDateTime;
}
//# sourceMappingURL=EventTransformer.d.ts.map