create-pubsub/immer/index.d.ts

A tiny Event Emitter and Observable Store.

import { Draft } from 'immer';

type SubscriptionHandler<T = void> = (data: T, previousData: T) => void;
type UnsubscribeFunction = () => void;
type GetFunction<T> = () => T;
type SubscribeFunction<T> = (handler: SubscriptionHandler<T>) => UnsubscribeFunction;

type DraftFunction<T> = (draft: Draft<T>) => void;
type PublishImmerFunction<T> = (draftFunction: DraftFunction<T>) => void;
declare function createImmerPubSub<T>(storedData: T): [
    publish: PublishImmerFunction<T>,
    subscribe: SubscribeFunction<T>,
    getStoredData: GetFunction<T>
];

export { DraftFunction, PublishImmerFunction, createImmerPubSub };