import { Middleware } from "@feathersjs/hooks";
import { SystemError, UserError } from "@microsoft/teamsfx-api";
/**
 * in case there're some uncatched exceptions, this middleware will act as a guard
 * to catch exceptions and return specific error.
 */
export declare const ErrorHandlerMW: Middleware;
export declare function convertError(err: Error): UserError | SystemError | Error;
//# sourceMappingURL=errorHandler.d.ts.map