import { type HttpRequest, HttpResponse } from "../http/index.js";
import type { HttpLayer } from "../layer/index.js";
import type { HttpService } from "../service/index.js";
/**
 * A {@link Layer} that produces {@link CatchError} services.
 */
export declare class CatchErrorLayer implements HttpLayer {
    layer(inner: HttpService): HttpService;
}
/**
 * A service that wraps another service and maps any errors occurring
 * during its invocation to an appropriate HTTP response.
 */
export declare class CatchError implements HttpService {
    private readonly inner;
    constructor(inner: HttpService);
    invoke(req: HttpRequest): Promise<HttpResponse>;
}