import {inject, InjectionToken} from '@angular/core'; import {WINDOW} from './window'; export const SPEECH_RECOGNITION = new InjectionToken< // @ts-ignore typeof window['speechRecognition'] | null >('An abstraction over SpeechRecognition class', { factory: () => { const windowRef: any = inject(WINDOW); return windowRef.speechRecognition || windowRef.webkitSpeechRecognition || null; }, });