| // 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. | |
| /// A library that we can import. | |
| library; | |
| int aVariable = 3; | |
| String concatenate(String a, String b) { | |
| return '$a$b'; // Breakpoint: Concatenate | |
| } |