interface URLProps {
    host: string;
    port: number;
    protocol?: string;
    pathPrefix?: string;
    params?: string;
}
/**
 * Builds a query string from a record.
 * @param record - The record to build the query string from. If the record is null,
 * an empty string is returned.
 * @returns the query string.
 */
export declare const buildQueryString: (request: Record<string, string>, prefix?: string) => string;
/**
 * URL is a simple class for building and extending URLs.
 */
export declare class URL {
    protocol: string;
    host: string;
    port: number;
    path: string;
    /**
     * @param host - The hostname or IP address of the server.
     * @param port - The port number of the server.
     * @param protocol - The protocol to use for all requests. Defaults to "".
     * @param pathPrefix - A path prefix to use for all requests. Defaults to "".
     */
    constructor({ host, port, protocol, pathPrefix }: URLProps);
    /**
     * Replaces creates a new URL with the specified properties replaced.
     * @param props - The properties to replace.
     * @returns a new URL.
     */
    replace(props: Partial<URLProps>): URL;
    /**
     * Creates a new url with the given path appended to the current path.
     * @param path - the path to append to the URL.
     * @returns a new URL.
     */
    child(path: string): URL;
    /** @returns a string representation of the url */
    toString(): string;
    static readonly UNKNOWN: URL;
}
export {};
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