import { CaseInsensitiveStringMap, MapStringTo, OptionalPropertyOf } from "../base-types";
import { RequestMessage } from "./request-message";
/**
 * A response message that will be returned by {@link IInternalClient} instances.
 */
export declare class ResponseMessage<T = any> {
    /**
     * Headers containing additional information sent by the server.
     */
    readonly responseHeaders: CaseInsensitiveStringMap<string>;
    /**
     * Status code indicating whether the request was successful or not.
     */
    readonly statusCode: number;
    /**
     * A textual representation of the current status.
     */
    readonly statusText?: string;
    /**
     * A reason explaining why the request failed.
     */
    readonly reasonPhrase?: string;
    /**
     * The request that led to this response.
     */
    readonly requestMessage?: RequestMessage;
    /**
     * The content (or body) that was returned.
     */
    readonly content?: T;
    /**
     * Indicates if the response is successful.
     */
    get isSuccessStatusCode(): boolean;
    private constructor();
    /**
     * Build a response message.
     * @param statusCode - HTTP status code
     * @param responseHeaders - Headers containing additional information sent by the server
     * @param optional - Object with more response properties (statusText, content, ...)
     */
    static build<T>(statusCode: number, responseHeaders?: MapStringTo<string>, optional?: {
        [key in OptionalPropertyOf<ResponseMessage>]?: any;
    }): ResponseMessage<T>;
}