/**
 * Make sure only 1 define call is made for an element.
 * @param name
 * @param def
 * @returns
 */
export declare const define: (name: string, def: any) => void;
export declare const status: (name: string) => "none" | "error" | "inProgress" | "inRegistry";
export declare const whenDefined: (name: string) => Promise<void>;
