import { HttpEvent, HttpRequest } from '@angular/common/http';
import { ActivatedRouteSnapshot, RouterStateSnapshot } from '@angular/router';
import { Observable } from 'rxjs';
/**
 * Functional AuthGuard to ensure routes can only be accessed when authenticated.
 *
 * Note: Should only be used as of Angular 15
 *
 * @param route Contains the information about a route associated with a component loaded in an outlet at a particular moment in time.
 * @param state Represents the state of the router at a moment in time.
 * @returns An Observable, indicating if the route can be accessed or not
 */
export declare const authGuardFn: (route: ActivatedRouteSnapshot, state: RouterStateSnapshot) => Observable<boolean>;
/**
 * Functional AuthHttpInterceptor to include the access token in matching requests.
 *
 * Note: Should only be used as of Angular 15
 *
 * @param req An outgoing HTTP request with an optional typed body.
 * @param handle Represents the next interceptor in an interceptor chain, or the real backend if there are no
 * further interceptors.
 * @returns An Observable representing the intercepted HttpRequest
 */
export declare const authHttpInterceptorFn: (req: HttpRequest<any>, handle: (req: HttpRequest<unknown>) => Observable<HttpEvent<unknown>>) => Observable<HttpEvent<any>>;