import React from 'react'; export type GoogleMapsContextState = { google: typeof google; instance: google.maps.Map; }; const GoogleMapsContext = React.createContext({ // We mount the context only once the map is created. Thus, we can assume // that the value provided through the context is never `undefined`. We can't // create an instance at that point, hence the cast. google: {} as typeof google, instance: {} as google.maps.Map, }); export default GoogleMapsContext;