import { ApiMethods, BaseTdObject, Config, Context, ErrorHandler, Instance, Middleware, MiddlewareOn, TdObject, TdProvider } from './types';
export declare class Airgram<ProviderT extends TdProvider> implements Instance<ProviderT> {
    readonly config: Config<ProviderT>;
    handleError: ErrorHandler;
    readonly provider: ProviderT;
    readonly api: ApiMethods;
    readonly on: MiddlewareOn;
    private readonly composer;
    constructor(config: Config<ProviderT>);
    readonly name: string;
    catch(handler: (error: Error) => void): void;
    emit<UpdateT extends BaseTdObject = TdObject>(update: UpdateT): Promise<unknown>;
    use(...fns: Middleware<Context>[]): void;
    private apiMiddleware;
    private bootstrapMiddleware;
    private callApi;
    private createContext;
    private getExtraContext;
    private handleUpdate;
}