/**
 * Airport data structure
 */
type Airport = {
    /** IATA 3-letter code (may be empty for smaller airports) */
    iata: string;
    /** ICAO 4-letter code */
    icao: string;
    /** Airport name */
    name: string;
    /** City name */
    city: string;
    /** ISO 3166-1 alpha-2 country code (e.g., "US", "GB", "JP") */
    country: string;
    /** Latitude in decimal degrees (-90 to 90) */
    latitude: number;
    /** Longitude in decimal degrees (-180 to 180) */
    longitude: number;
    /** Elevation in feet above sea level */
    elevation: number;
    /** IANA timezone identifier (e.g., "America/Los_Angeles") */
    timezone: string;
};
/**
 * Airline data structure
 */
type Airline = {
    /** IATA 2-letter code (may be empty) */
    iata: string;
    /** ICAO 3-letter code (may be empty) */
    icao: string;
    /** Airline name */
    name: string;
    /** Airline callsign */
    callsign: string;
    /** ISO 3166-1 alpha-2 country code (e.g., "US", "GB", "JP") */
    country: string;
    /** Whether the airline is currently active */
    active: boolean;
};
/**
 * Result of parsing a code (Zod-style discriminated union)
 */
type ParseResult<T> = {
    ok: true;
    data: T;
} | {
    ok: false;
};

export type { Airline as A, ParseResult as P, Airport as a };