import type { Subscribable } from '../types/inputs/Subscribable.js';
import type { Unsubscribable } from '../types/inputs/Unsubscribable.js';
import type { StrictObserver } from '../types/outputs/StrictObserver.js';
import type { Subscription } from '../types/outputs/Subscription.js';
export interface SubscriptionProps {
    /**
     * Called to close subscription (unsubscribe call or dispose).
     */
    readonly onUnsubscribe: () => void;
    /**
     * Getter to know if subscription is closed.
     */
    readonly isClosed: () => boolean;
}
/**
 * Builds a subscription object.
 */
export declare function buildSubscription({ onUnsubscribe, isClosed }: SubscriptionProps): Subscription;
/**
 * Subscribes to given observer, bounded to a signal.
 */
export declare function boundedSubscription<T>(observable: Subscribable<T>, signal: AbortSignal, observer: StrictObserver<T>): Subscription;
/**
 * Wraps an Unsubscribable object into a Subscription
 * @param unsub
 */
export declare function wrapUnsubscribable(unsub: Unsubscribable): Subscription;