type CleanPathname<T extends string> = T extends `${string}${'#' | '?'}${string}` ? never : T;
export type ExtensionUrlOptions = {
    hash?: string;
    searchParams?: Record<string, string>;
};
export default function getExtensionUrl<T extends string>(pathname: CleanPathname<T>, options?: ExtensionUrlOptions): URL;
export {};