import type { RpcMetadata } from "./rpc-metadata";
/**
 * An error that occurred while calling a RPC method.
 */
export declare class RpcError extends Error {
    /**
     * A status code as string. The value depends on the `RpcTransport` being
     * used.
     *
     * For gRPC, it will be the string value of a StatusCode enum value
     * https://github.com/grpc/grpc/blob/a19d8dcfb50caa81cddc25bc1a6afdd7a2f497b7/include/grpcpp/impl/codegen/status_code_enum.h#L24
     *
     * For Twirp, it will be one of the Twirp error codes as string:
     * https://twitchtv.github.io/twirp/docs/spec_v5.html#error-codes
     */
    code: string;
    /**
     * Metadata related to the failed call.
     */
    meta: RpcMetadata;
    /**
     * The name of the RPC method that was called as declared in .proto
     */
    methodName?: string;
    /**
     * The name of the RPC service that was called as declared in .proto
     *
     * It will be in the form of:
     * - package name
     * - dot "."
     * - service name
     *
     * If the service was declared without a package, the package name and dot
     * are omitted.
     */
    serviceName?: string;
    name: string;
    constructor(message: string, code?: string, meta?: RpcMetadata);
    toString(): string;
}