polyfills.83d25a0087d6a524.js

"use strict";(self.webpackChunkdemo_app=self.webpackChunkdemo_app||[]).push([[429],{583:()=>{!function(t){const n=t.performance;function i(L){n&&n.mark&&n.mark(L)}function o(L,T){n&&n.measure&&n.measure(L,T)}i("Zone");const c=t.__Zone_symbol_prefix||"__zone_symbol__";function a(L){return c+L}const p=!0===t[a("forceDuplicateZoneCheck")];if(t.Zone){if(p||"function"!=typeof t.Zone.__symbol__)throw new Error("Zone already loaded.");return t.Zone}let d=(()=>{class L{constructor(e,r){this._parent=e,this._name=r?r.name||"unnamed":"<root>",this._properties=r&&r.properties||{},this._zoneDelegate=new v(this,this._parent&&this._parent._zoneDelegate,r)}static assertZonePatched(){if(t.Promise!==oe.ZoneAwarePromise)throw new Error("Zone.js has detected that ZoneAwarePromise `(window|global).Promise` has been overwritten.\nMost likely cause is that a Promise polyfill has been loaded after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. 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