/**
 * Http client, used to get and send http requests.
 */
export interface HttpClient {
    post<ResponseBody>(url: string, body?: Object, options?: {
        headers?: {
            [header: string]: string;
        };
        withCredentials?: boolean;
    }): Promise<ResponseBody>;
    get<ResponseBody>(url: string, options?: {
        headers?: {
            [header: string]: string;
        };
        params?: {
            [param: string]: string | number | boolean | ReadonlyArray<string | number | boolean>;
        };
        withCredentials?: boolean;
    }): Promise<ResponseBody>;
}