dart-sdk/tests/language/optimize/inferrer_constructor_test.dart
Robert Nystrom c959c9aba7 Migrate language_2/optimize to NNBD.
Change-Id: I3f67dd79ff2ee745cc2ea161ce7150630e805c97
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150186
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
2020-06-06 01:42:35 +00:00

25 lines
525 B
Dart

// Copyright (c) 2013, 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 that dart2js type inferrer detects dead code.
import "package:expect/expect.dart";
class A {
var field;
A(test) {
if (test) {
return;
field = 42;
} else {
field = 54;
}
}
}
main() {
var a = new A(true);
Expect.throwsNoSuchMethodError(() => a.field + 42);
}