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sdk/tests/language/string/substring_test.dart
T
Robert Nystrom 1b2454b85e Migrate language_2/string to null safety.
Change-Id: Ib09f268c8a8edffba007cdd4962550a5e78ff808
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/151090
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2020-06-17 21:14:43 +00:00

24 lines
882 B
Dart

// Copyright (c) 2011, 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.
// Dart version of two-argument Ackermann-Peter function.
import "package:expect/expect.dart";
main() {
try {
print("abcdef".substring(1.5, 3.5));
// ^^^
// [analyzer] STATIC_WARNING.ARGUMENT_TYPE_NOT_ASSIGNABLE
// [cfe] The argument type 'double' can't be assigned to the parameter type 'int'.
// ^^^
// [analyzer] STATIC_WARNING.ARGUMENT_TYPE_NOT_ASSIGNABLE
// [cfe] The argument type 'double' can't be assigned to the parameter type 'int'.
Expect.fail("Should have thrown an exception");
} on TypeError catch (e) {
// OK.
} on ArgumentError catch (e) {
// OK.
}
}