class PubSubimport { PubSub } from "https://deno.land/x/pubsub@0.0.6/mod.ts"; Propertiesprivatesubscribers: Map<unknown, Subscriber<any>[]>Methodspublish<T>(subscriptable: T)subscribe<T extends Constructable<unknown>>(subscriptable: T, cb: Subscriber<InstanceType<T>>)