/**
 * Allows to break down a url into multiple params
 * from http://blog.stevenlevithan.com/archives/parseuri
 */
export declare function parseUri(str: string): {
    [key: string]: any;
};
export declare namespace parseUri {
    var options: {
        strictMode: boolean;
        key: string[];
        q: {
            name: string;
            parser: RegExp;
        };
        parser: {
            strict: RegExp;
            loose: RegExp;
        };
    };
}
/**
 * Validates an url
 * @param str
 */
export declare function validateUrl(str: any): boolean;
/**
 * Checks whether a given URL points to a PMTiles file.
 * @param url The URL to check.
 * @returns True if the URL includes '.pmtiles', otherwise false.
 */
export declare const isPMTilesUrl: (url?: string | null) => boolean | undefined;