// Copyright (c) 2016, 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. | |
List<E> freezeInDevMode<E>(List<E> list) { | |
if (list == null) return const []; | |
assert(() { | |
list = new List<E>.unmodifiable(list); | |
return true; | |
}()); | |
return list; | |
} |