| // Copyright (c) 2021, 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. | 
 |  | 
 | // Tests that we can implement the Allocator interface. | 
 |  | 
 | import 'dart:ffi'; | 
 |  | 
 | class MyAllocator implements Allocator { | 
 |   const MyAllocator(); | 
 |  | 
 |   @override | 
 |   Pointer<T> allocate<T extends NativeType>(int numBytes, {int? alignment}) { | 
 |     throw "Not implemented"; | 
 |   } | 
 |  | 
 |   void free(Pointer pointer) {} | 
 | } | 
 |  | 
 | const myAllocator = MyAllocator(); | 
 |  | 
 | void main() { | 
 |   print(myAllocator); | 
 | } |