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Issue 14907008: Remove support for interface in dart2js. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Rebased Created 7 years, 7 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 import "package:expect/expect.dart"; 5 import "package:expect/expect.dart";
6 import 'native_metadata.dart'; 6 import 'native_metadata.dart';
7 7
8 interface Window { 8 abstract class Window {
9 final int document; 9 final int document;
10 } 10 }
11 11
12 // Defining this global object makes Frog eager on optimizing 12 // Defining this global object makes Frog eager on optimizing
13 // call sites where the receiver is typed 'Window'. 13 // call sites where the receiver is typed 'Window'.
14 @Native("@*DOMWindow") 14 @Native("@*DOMWindow")
15 class _DOMWindowJs implements Window { 15 class _DOMWindowJs implements Window {
16 final int document; 16 final int document;
17 } 17 }
18 18
19 class Win implements Window { 19 class Win implements Window {
20 } 20 }
21 21
22 main() { 22 main() {
23 // By not typing the variable, Frog does not try to optimize calls 23 // By not typing the variable, Frog does not try to optimize calls
24 // on it. 24 // on it.
25 var win = new Win(); 25 var win = new Win();
26 Expect.throws(() => win.document, 26 Expect.throws(() => win.document,
27 (e) => e is NoSuchMethodError); 27 (e) => e is NoSuchMethodError);
28 } 28 }
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