export declare class CustomError {
    code: number;
    status: number;
    message: string;
    constructor(message: string, code: number);
}
export declare function createError(message: string, code: number): CustomError;
export declare const CANVAS_ERROR_MESSAGE: CustomError;
export declare const FetchCancelError: CustomError;
export declare const FetchTimeoutError: CustomError;
export declare const TaskCancelError: CustomError;
export declare function isFetchDefaultError(error: CustomError | Error): boolean;
export declare function createNetWorkError(url: string | string[]): CustomError;
export declare function createParamsValidateError(message: any): CustomError;
export declare function createDataError(message: any): CustomError;
export declare function createInnerError(message: any): CustomError;
export declare function parseError(error: Error | CustomError): CustomError;