hookified/dist/node/index.js

Event Emitting and Middleware Hooks

var i=class{_eventListeners;_maxListeners;_logger;_throwOnEmitError=!1;constructor(e){this._eventListeners=new Map,this._maxListeners=100,this._logger=e?.logger,e?.throwOnEmitError!==void 0&&(this._throwOnEmitError=e.throwOnEmitError)}get logger(){return this._logger}set logger(e){this._logger=e}get throwOnEmitError(){return this._throwOnEmitError}set throwOnEmitError(e){this._throwOnEmitError=e}once(e,t){let r=(...s)=>{this.off(e,r),t(...s)};return this.on(e,r),this}listenerCount(e){if(!e)return this.getAllListeners().length;let t=this._eventListeners.get(e);return t?t.length:0}eventNames(){return[...this._eventListeners.keys()]}rawListeners(e){return e?this._eventListeners.get(e)??[]:this.getAllListeners()}prependListener(e,t){let r=this._eventListeners.get(e)??[];return r.unshift(t),this._eventListeners.set(e,r),this}prependOnceListener(e,t){let r=(...s)=>{this.off(e,r),t(...s)};return this.prependListener(e,r),this}maxListeners(){return this._maxListeners}addListener(e,t){return this.on(e,t),this}on(e,t){this._eventListeners.has(e)||this._eventListeners.set(e,[]);let r=this._eventListeners.get(e);return r&&(r.length>=this._maxListeners&&console.warn(`MaxListenersExceededWarning: Possible event memory leak detected. ${r.length+1} ${e} listeners added. Use setMaxListeners() to increase limit.`),r.push(t)),this}removeListener(e,t){return this.off(e,t),this}off(e,t){let r=this._eventListeners.get(e)??[],s=r.indexOf(t);return s!==-1&&r.splice(s,1),r.length===0&&this._eventListeners.delete(e),this}emit(e,...t){let r=!1,s=this._eventListeners.get(e);if(s&&s.length>0)for(let n of s)n(...t),r=!0;if(e==="error"){let n=t[0]instanceof Error?t[0]:new Error(`Uncaught, "error" event. ${t[0]}`);if(this._throwOnEmitError&&!r)throw n}return r}listeners(e){return this._eventListeners.get(e)??[]}removeAllListeners(e){return e?this._eventListeners.delete(e):this._eventListeners.clear(),this}setMaxListeners(e){this._maxListeners=e;for(let t of this._eventListeners.values())t.length>e&&t.splice(e)}getAllListeners(){let e=new Array;for(let t of this._eventListeners.values())e=[...e,...t];return e}};var l=class extends i{_hooks;_throwHookErrors=!1;constructor(e){super({logger:e?.logger}),this._hooks=new Map,e?.throwHookErrors!==void 0&&(this._throwHookErrors=e.throwHookErrors)}get hooks(){return this._hooks}get throwHookErrors(){return this._throwHookErrors}set throwHookErrors(e){this._throwHookErrors=e}onHook(e,t){let r=this._hooks.get(e);r?r.push(t):this._hooks.set(e,[t])}onHookEntry(e){this.onHook(e.event,e.handler)}addHook(e,t){this.onHook(e,t)}onHooks(e){for(let t of e)this.onHook(t.event,t.handler)}prependHook(e,t){let r=this._hooks.get(e);r?r.unshift(t):this._hooks.set(e,[t])}prependOnceHook(e,t){let r=async(...s)=>(this.removeHook(e,r),t(...s));this.prependHook(e,r)}onceHook(e,t){let r=async(...s)=>(this.removeHook(e,r),t(...s));this.onHook(e,r)}removeHook(e,t){let r=this._hooks.get(e);if(r){let s=r.indexOf(t);s!==-1&&r.splice(s,1)}}removeHooks(e){for(let t of e)this.removeHook(t.event,t.handler)}async hook(e,...t){let r=this._hooks.get(e);if(r)for(let s of r)try{await s(...t)}catch(n){let o=`${e}: ${n.message}`;if(this.emit("error",new Error(o)),this.logger&&this.logger.error(o),this._throwHookErrors)throw new Error(o)}}async callHook(e,...t){await this.hook(e,...t)}getHooks(e){return this._hooks.get(e)}clearHooks(){this._hooks.clear()}};export{i as Eventified,l as Hookified};