import { Headers, Request, RequestInitObject, DatagramInitObject, Datagram, Response, ResponseInit, Message, MessageInit, MessageInitObject, ResponseInitObject } from "./datagram-types.js";
export declare function isResponse(d: DatagramInitObject): d is Response;
export declare function isRequest(d: DatagramInitObject): d is Request;
export declare abstract class CDatagram implements Datagram {
    from: string;
    to: string;
    port: string;
    headers: Headers;
    body: any;
    trail: string[];
    static fromInit(init: DatagramInitObject): CResponse | CMessage;
    constructor(init: DatagramInitObject);
    text(): Promise<string>;
    arrayBuffer(): Promise<ArrayBuffer>;
    json(): Promise<any>;
    blob(): Promise<Blob>;
    formData(): Promise<FormData>;
}
export declare function isAsyncIterable(obj: any): obj is AsyncIterable<any>;
export declare class CResponse extends CDatagram implements Response {
    status: number;
    reqno: number;
    final: boolean;
    bias: string | null;
    static initToInitObj(init: ResponseInit): ResponseInitObject;
    static initObjToResponse(init: ResponseInitObject): Response;
    constructor(init: ResponseInitObject, req?: Request);
}
export declare class CMessage extends CDatagram implements Message {
    path: string;
    method: string;
    constructor(message: MessageInitObject);
    asInit(): MessageInit;
}
export declare class CRequest extends CMessage implements Request {
    request: true;
    reqno: number;
    url: string | undefined;
    constructor(init: RequestInitObject);
}
export declare function DatagramShort(datagram: Datagram, big?: boolean): string;