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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | /**
* @typeparam T - data that will be passed to the function when notified
*/
export interface SubscriptionManager<T = unknown> {
/**
*
* @param callback - function to call when notified. It can be passed some data
* @returns unsubscribe callback.
*/
subscribe(callback: (data: T) => void): () => void;
/**
* Notify subscribers.
* @param data - optionally pass data to the subscribers.
*/
notify(data?: T): void;
/**
* a hook that subscribes from the current subscription.
* @param callback - callback
*/
useSubscribeEffect(callback: (data: T) => void): void;
}
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