Robert Nystrom
6cc9efe290
Change-Id: I94dfcea40566190c6bf153c108b0d0d5dbf27a4d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/400148 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
40 lines
1.1 KiB
Dart
40 lines
1.1 KiB
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.
|
|
|
|
import "package:expect/expect.dart";
|
|
|
|
class A {
|
|
final a;
|
|
A(this.a); // Not const.
|
|
const A.five() : a = 5;
|
|
}
|
|
|
|
class B extends A {
|
|
final b;
|
|
B(x) : b = x + 1, super(x);
|
|
|
|
// Const constructor cannot call non-const super constructor.
|
|
const B.zerofive() : b = 0, super(5);
|
|
// ^^^^^^^^
|
|
// [analyzer] COMPILE_TIME_ERROR.CONST_CONSTRUCTOR_WITH_NON_CONST_SUPER
|
|
// [cfe] A constant constructor can't call a non-constant super constructor.
|
|
}
|
|
|
|
class C extends A {
|
|
C() : super(0);
|
|
// Implicit call to non-const constructor A(x).
|
|
const C.named(x);
|
|
// ^
|
|
// [analyzer] COMPILE_TIME_ERROR.CONST_CONSTRUCTOR_WITH_NON_CONST_SUPER
|
|
// ^^^^^^^
|
|
// [analyzer] COMPILE_TIME_ERROR.IMPLICIT_SUPER_INITIALIZER_MISSING_ARGUMENTS
|
|
// [cfe] The implicitly called unnamed constructor from 'A' has required parameters.
|
|
}
|
|
|
|
main() {
|
|
var b = new B.zerofive();
|
|
var b1 = new B(0);
|
|
var c = new C.named("");
|
|
}
|