import { HttpResponse } from '@angular/common/http';
interface TokenResponse {
    token: string;
}
/**
 * Determine if an item is an HTTP response
 *
 * @param x - The value to check
 * @returns The result
 *
 * @example
 * isHttpResponse({headers: {...}})             // Returns: true
 * isHttpResponse<MyResponseType>({foo: 'bar'}) // Returns: false
 */
export declare const isHttpResponse: <T>(x: Object | TokenResponse | HttpResponse<T>) => x is HttpResponse<T>;
export {};