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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
29 lines
788 B
Dart
29 lines
788 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 "native_testing.dart";
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abstract class Window {
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int get document native;
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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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int get document native;
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}
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class Win implements Window {
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noSuchMethod(m) => super.noSuchMethod(m);
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}
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main() {
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nativeTesting();
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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, (e) => e is NoSuchMethodError);
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}
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