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3f46fe216d
BUG= R=floitsch@google.com Review URL: https://codereview.chromium.org//383413003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@38375 260f80e4-7a28-3924-810f-c04153c831b5
29 lines
764 B
Dart
29 lines
764 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "dart:_js_helper";
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import "package:expect/expect.dart";
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abstract class Window {
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final int document;
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}
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// Defining this global object makes Frog eager on optimizing
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// call sites where the receiver is typed 'Window'.
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@Native("@*DOMWindow")
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class _DOMWindowJs implements Window {
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final int document;
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}
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class Win implements Window {
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}
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main() {
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// By typing this variable to 'Window', Frog will optimize calls on
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// it.
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Window win = new Win();
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Expect.throws(() => win.document,
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(e) => e is NoSuchMethodError);
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}
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