import { TbxIFetchOptions } from "./options";
import { TbxFetchResponse } from "./response";
export declare class TbxFetch {
    private static singleInstance;
    static readonly instance: TbxFetch;
    get(url: string, options?: TbxIFetchOptions): Promise<TbxFetchResponse>;
    post(url: string, data: any, options?: TbxIFetchOptions): Promise<TbxFetchResponse>;
    put(url: string, data: any, options?: TbxIFetchOptions): Promise<TbxFetchResponse>;
    delete(url: string, options?: TbxIFetchOptions): Promise<TbxFetchResponse>;
    fetch(url: string, options?: TbxIFetchOptions): Promise<TbxFetchResponse>;
    private static getDefaultOptions;
    private static parseResponse;
    private static parseErrorResponse;
    private static toJSON;
    private static parseHeaders;
    private static prepareSendData;
}