| // 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. |
|
|
| /**
|
| * @assertion A formal constructor parameter is either a formal parameter or
|
| * an initializing formal. An initializing formal has the form this.id, where
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| * id is the name of an instance variable of the immediately enclosing class.
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| * It is a compile-time error if id is not the name of an instance variable of
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| * the immediately enclosing class.
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| * @description Checks that it is a compile-time error if id is the name of an
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| * instance variable of the superclass.
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| * @compile-error
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| * @author msyabro
|
| */
|
|
|
| class S {
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| var x;
|
| }
|
|
|
| class C extends S {
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| C(this.x) {}
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| }
|
|
|
| main() {
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| new C(null);
|
| }
|