import { AgoraEduSDKConfigParams, LaunchOption } from '../declare';
export declare class AgoraSDKError extends Error {
    message: string;
    code?: string;
    constructor(args: any | string);
    [Symbol.toPrimitive](hint: string): string | undefined;
}
export declare const checkLaunchOption: (dom: Element, option: LaunchOption) => void;
export declare const checkConfigParams: (params: AgoraEduSDKConfigParams) => void;