dart-sdk/tests/language/constructor/duplicate_final_test.dart
Robert Nystrom ed571882d2 Migrate language_2/constructor to NNBD.
Change-Id: I2f638cbf6b0fc6e91b3666143a34eb12a66c6fea
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141780
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
2020-04-04 00:14:32 +00:00

24 lines
689 B
Dart

// Copyright (c) 2014, 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.
// Check that duplicate initialization of a final field is a runtime error.
class Class {
final f = 10;
Class(v) : f = v; //# 01: compile-time error
Class(this.f); //# 02: compile-time error
// If a field is initialized multiple times in the initializer
// list, it's a compile time error.
Class(this.f) : f = 0; //# 03: compile-time error
}
main() {
new Class(5); //# 01: continued
new Class(5); //# 02: continued
new Class(5); //# 03: continued
}