import { TreeType } from './types';
/**
 * Returns JSON structure of processed ICS tree
 *
 * @example output:
 *
 * ```json
  *  {
 *    "VCALENDAR": [
 *      {
 *        "PRODID": "-//Google Inc//Google Calendar 70.9054//EN",
 *        "VERSION": "2.0",
 *        "CALSCALE": "GREGORIAN",
 *        "X-WR-CALNAME": "calmozilla1@gmail.com",
 *        "X-WR-TIMEZONE": "America/Los_Angeles",
 *        "VTIMEZONE": [
 *          {
 *            "TZID": "America/Los_Angeles",
 *            "X-LIC-LOCATION": "America/Los_Angeles",
 *            "DAYLIGHT": [
 *              {
 *                "TZOFFSETFROM": "-0800",
 *                "TZOFFSETTO": "-0700",
 *                "TZNAME": "PDT",
 *                "DTSTART": "19700308T020000",
 *                "RRULE": "FREQ=YEARLY;BYMONTH=3;BYDAY=2SU"
 *              }
 *            ],
 *            "STANDARD": [
 *              {
 *                "TZOFFSETFROM": "-0700",
 *                "TZOFFSETTO": "-0800",
 *                "TZNAME": "PST",
 *                "DTSTART": "19701101T020000",
 *                "RRULE": "FREQ=YEARLY;BYMONTH=11;BYDAY=1SU"
 *              }
 *            ]
 *          }
 *        ],
 *        "VEVENT": [
 *          {
 *            "DTSTART;TZID=America/Los_Angeles": "20120630T060000",
 *            "DTEND;TZID=America/Los_Angeles": "20120630T070000",
 *            "DTSTAMP": "20120724T212411Z",
 *            "UID": "dn4vrfmfn5p05roahsopg57h48@google.com",
 *            "CREATED": "20120724T212411Z",
 *            "DESCRIPTION": "",
 *            "LAST-MODIFIED": "20120724T212411Z",
 *            "LOCATION": "",
 *            "SEQUENCE": "0",
 *            "STATUS": "CONFIRMED",
 *            "SUMMARY": "Really long event name thing",
 *            "TRANSP": "OPAQUE",
 *            "VALARM": [
 *              {
 *                "ACTION": "EMAIL",
 *                "DESCRIPTION": "This is an event reminder",
 *                "SUMMARY": "Alarm notification",
 *                "ATTENDEE": "mailto:calmozilla1@gmail.com",
 *                "TRIGGER": "-P0DT0H30M0S"
 *              },
 *              {
 *                "ACTION": "DISPLAY",
 *                "DESCRIPTION": "This is an event reminder",
 *                "TRIGGER": "-P0DT0H30M0S"
 *              }
 *            ]
 *          }
 *        ]
 *      }
 *    ]
 *  }
 * ```
 *
 * @param rawLines input array of string from the ICS file
 */
export declare const lines2tree: (rawLines: string[]) => TreeType;