|  | // Copyright (c) 2024, the Dart project authors.  Please see the AUTHORS file | 
|  | // for details. All rights reserved. Use of this source code is governed by a | 
|  | // BSD-style license that can be found in the LICENSE file. | 
|  |  | 
|  | class State<U, T> { | 
|  | T? t; | 
|  | U? u; | 
|  | State(List l) { | 
|  | t = l[0] is T ? l[0] : null; | 
|  | u = l[1] is U ? l[1] : null; | 
|  | } | 
|  | } | 
|  |  | 
|  | /** DIFF **/ | 
|  | /* | 
|  | // for details. All rights reserved. Use of this source code is governed by a | 
|  | // BSD-style license that can be found in the LICENSE file. | 
|  |  | 
|  | -class State<T, U> { | 
|  | +class State<U, T> { | 
|  | T? t; | 
|  | U? u; | 
|  | State(List l) { | 
|  | */ |