Files
sdk/tests/language/final/variable_assignment_test.dart
T
Konstantin Shcheglov ba92b78acd Move errors from StaticWarningCode to CompileTimeErrorCode.
Bug: https://github.com/dart-lang/sdk/issues/42821
Change-Id: I153c48d7a2e4a02026928e6203aacf8f2dc029ba
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/155849
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
2020-07-26 04:19:25 +00:00

26 lines
800 B
Dart

// Copyright (c) 2012, 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.
// Test to make sure we catch assignments to final local variables.
main() {
final x = 30;
x = 0;
//^
// [analyzer] COMPILE_TIME_ERROR.ASSIGNMENT_TO_FINAL_LOCAL
// [cfe] Can't assign to the final variable 'x'.
x += 1;
//^
// [analyzer] COMPILE_TIME_ERROR.ASSIGNMENT_TO_FINAL_LOCAL
// [cfe] Can't assign to the final variable 'x'.
++x;
//^
// [analyzer] COMPILE_TIME_ERROR.ASSIGNMENT_TO_FINAL_LOCAL
// [cfe] Can't assign to the final variable 'x'.
x++;
//^
// [analyzer] COMPILE_TIME_ERROR.ASSIGNMENT_TO_FINAL_LOCAL
// [cfe] Can't assign to the final variable 'x'.
}