of static method
Looks up the nearest OutletScope from context.
Throws a FlutterError when Outlet is used outside a routed view.
Implementation
static OutletScope of(BuildContext context) {
final scope = context.dependOnInheritedWidgetOfExactType<OutletScope>();
if (scope != null) return scope;
throw FlutterError('Outlet must be used inside a routed view.');
}