import { DisposableSymbols } from '@whatwg-node/disposablestack';

type TopicDataMap = Record<string, any>;
interface HivePubSub<Data extends TopicDataMap = TopicDataMap> {
    /** @deprecated Please use {@link subscribedTopics} if implemented instead. This method will be removed in next major release. */
    getEventNames(): Iterable<keyof Data>;
    /** @important This method will be required starting next major release. */
    subscribedTopics?(): Iterable<keyof Data>;
    publish<Topic extends keyof Data>(topic: Topic, data: Data[Topic]): void;
    subscribe<Topic extends keyof Data>(topic: Topic, listener: PubSubListener<Data, Topic>): number;
    unsubscribe(subId: number): void;
    asyncIterator<Topic extends keyof Data>(topic: Topic): AsyncIterable<Data[Topic]>;
    /** @important This method will be required starting next major release. */
    dispose?(): void;
    /** @important This method will be required starting next major release. */
    [DisposableSymbols.dispose]?(): void;
}
type PubSubListener<Data extends TopicDataMap, Topic extends keyof Data> = (data: Data[Topic]) => void;
declare class PubSub<Data extends TopicDataMap = TopicDataMap> implements HivePubSub<Data> {
    #private;
    /** @deprecated Please use {@link subscribedTopics} instead. */
    getEventNames(): MapIterator<keyof Data>;
    subscribedTopics(): MapIterator<keyof Data>;
    publish<Topic extends keyof Data>(topic: Topic, data: Data[Topic]): void;
    subscribe<Topic extends keyof Data>(topic: Topic, listener: PubSubListener<Data, Topic>): number;
    unsubscribe(subId: number): void;
    asyncIterator<Topic extends keyof Data>(topic: Topic): AsyncIterable<Data[Topic]>;
    dispose(): void;
    [DisposableSymbols.dispose](): void;
}

export { type HivePubSub, PubSub, type PubSubListener };