import type { DestinationFetchOptions, AllDestinationOptions, DestinationWithoutToken } from './destination-accessor-types';
import type { DestinationFromServiceBindingOptions } from './destination-from-vcap';
import type { Destination } from './destination-service-types';
import type { DestinationOrFetchOptions } from './destination';
/**
 * Returns the parameter if it is a destination, calls {@link getDestination} otherwise (which will try to fetch the destination
 * from the Cloud Foundry destination service).
 *
 * Fetching a destination requires:
 * - A binding to exactly one XSUAA service instance with service plan "application".
 * - A binding to a destination service instance.
 *
 * If either of the prerequisites is not met or one of the services returns an error, this function will either throw an error or return a promise that rejects.
 * @param destination - A destination or the necessary parameters to fetch one.
 * @returns A promise resolving to the requested destination on success.
 */
export declare function useOrFetchDestination(destination: DestinationOrFetchOptions): Promise<Destination | null>;
/**
 * Resolve a destination by the following steps:
 * 1. Call [[useOrFetchDestination]]
 * 2. Throw an error, when the resulting destination from the previous step is falsy
 * 3. Return the checked destination.
 * @param destination - A destination or the necessary parameters to fetch one.
 * @returns A promise resolving to the requested destination on success.
 * @internal
 */
export declare function resolveDestination(destination: DestinationOrFetchOptions): Promise<Destination>;
/**
 * Builds a destination from one of three sources (in the given order):
 * - from the environment variable "destinations".
 * - from service bindings.
 * - from the destination service.
 *
 * If you want to get a destination only from a specific source, use the corresponding function directly
 * (`getDestinationFromEnvByName`, `getDestinationFromServiceBinding`, `getDestinationFromDestinationService`).
 * @param options - The options to retrieve the destination.
 * @returns A promise returning the requested destination on success.
 */
export declare function getDestination(options: DestinationFetchOptions & DestinationFromServiceBindingOptions): Promise<Destination | null>;
/**
 * Fetches all destinations from the destination service which match the token.
 * With a subscriber token it fetches all subscriber destinations, otherwise all provider destinations.
 * @param options - The {@link AllDestinationOptions | options} to fetch all destinations.
 * @returns A promise of an array of all destinations without authTokens from the destination service, on success.
 */
export declare function getAllDestinationsFromDestinationService(options?: AllDestinationOptions): Promise<DestinationWithoutToken[]>;