putAsync<S>  method 
      
Future<S> 
putAsync<S>( 
    
- AsyncInstanceBuilderCallback<S> builder, {
- String? tag,
- bool permanent = false,
async version of Get.put().
Awaits for the resolution of the Future from builder() parameter and
stores the Instance returned.
Implementation
Future<S> putAsync<S>(
  AsyncInstanceBuilderCallback<S> builder, {
  String? tag,
  bool permanent = false,
}) async {
  return put<S>(await builder(), tag: tag, permanent: permanent);
}