@tanstack/query-core/build/modern/subscribable.cjs.map

The framework agnostic core that powers TanStack Query

{"version":3,"file":"subscribable.cjs","names":[],"sources":["../../src/subscribable.ts"],"sourcesContent":["export class Subscribable<TListener extends Function> {\n  protected listeners = new Set<TListener>()\n\n  constructor() {\n    this.subscribe = this.subscribe.bind(this)\n  }\n\n  subscribe(listener: TListener): () => void {\n    this.listeners.add(listener)\n\n    this.onSubscribe()\n\n    return () => {\n      this.listeners.delete(listener)\n      this.onUnsubscribe()\n    }\n  }\n\n  hasListeners(): boolean {\n    return this.listeners.size > 0\n  }\n\n  protected onSubscribe(): void {\n    // Do nothing\n  }\n\n  protected onUnsubscribe(): void {\n    // Do nothing\n  }\n}\n"],"mappings":";;AAAA,IAAa,eAAb,MAAsD;CAGpD,cAAc;EAFQ,KAAA,4BAAA,IAAI,IAAe;EAGvC,KAAK,YAAY,KAAK,UAAU,KAAK,IAAI;CAC3C;CAEA,UAAU,UAAiC;EACzC,KAAK,UAAU,IAAI,QAAQ;EAE3B,KAAK,YAAY;EAEjB,aAAa;GACX,KAAK,UAAU,OAAO,QAAQ;GAC9B,KAAK,cAAc;EACrB;CACF;CAEA,eAAwB;EACtB,OAAO,KAAK,UAAU,OAAO;CAC/B;CAEA,cAA8B,CAE9B;CAEA,gBAAgC,CAEhC;AACF"}