import { HttpRequest } from 'simple-http-request-builder';
import { FetchResponseHandler } from '../handler/FetchResponseHandlers';
import { HttpResponse } from './HttpResponse';
/**
 * A {@link FetchResponseHandler} that verify that the content type of a {@link Response} is JSON
 * using the `content-type` response HTTP header.
 *
 * See {@link validateContentType} for the content type validation.
 *
 * @param response The {@link Response} to validate
 */
export declare const jsonContentTypeValidator: FetchResponseHandler;
/**
 * A {@link HttpClient} that executes an {@link HttpRequest} that returns JSON responses.
 * It uses {@link fetchClient} to executes the {@link HttpRequest}, and then it uses the following handlers:
 * 1. {@link validateBasicStatusCodes}
 * 2. {@link jsonContentTypeValidator}
 * 3. {@link toJsonResponse}
 */
export declare const defaultJsonFetchClient: <T>(httpRequest: HttpRequest<unknown>) => Promise<HttpResponse<T>>;