of static method
Looks up and returns the scoped controller
if watch is true dependent widget will watch changes of this scope otherwise it would just read it
throws an error if it does not find it
Implementation
static TabsRouter of(BuildContext context, {bool watch = false}) {
var scope = TabsRouterScope.of(context, watch: watch);
assert(() {
if (scope == null) {
throw FlutterError(
'AutoTabsRouter operation requested with a context that does not include an AutoTabsRouter.\n'
'The context used to retrieve the AutoTabsRouter must be that of a widget that '
'is a descendant of an AutoTabsRouter widget.');
}
return true;
}());
return scope!.controller;
}