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2cc2951796
Pick up the latest branch-head for V8 5.1. This branch brings in improved language support and performance improvements. For full details: http://v8project.blogspot.com/2016/04/v8-release-51.html * Picks up the latest branch head for 5.1 [1] * Edit v8 gitignore to allow trace_event copy * Update V8 DEP trace_event as per deps/v8/DEPS [2] [1] https://chromium.googlesource.com/v8/v8.git/+/dc81244 [2] https://chromium.googlesource.com/chromium/src/base/trace_event/common/+/c8c8665 PR-URL: https://github.com/nodejs/node/pull/7016 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
29 lines
1.0 KiB
JavaScript
29 lines
1.0 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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var handler = {};
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var target = { a: 1 };
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var proxy = new Proxy(target, handler);
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assertTrue(target.propertyIsEnumerable('a'));
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assertTrue(proxy.propertyIsEnumerable('a'));
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assertFalse(target.propertyIsEnumerable('b'));
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assertFalse(proxy.propertyIsEnumerable('b'));
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handler.getOwnPropertyDescriptor = function(target, prop) {
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return { configurable: true, enumerable: true, value: 10 };
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}
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assertTrue(target.propertyIsEnumerable('a'));
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assertTrue(proxy.propertyIsEnumerable('a'));
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assertFalse(target.propertyIsEnumerable('b'));
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assertTrue(proxy.propertyIsEnumerable('b'));
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handler.getOwnPropertyDescriptor = function(target, prop) {
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return { configurable: true, enumerable: false, value: 10 };
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}
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assertTrue(target.propertyIsEnumerable('a'));
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assertFalse(proxy.propertyIsEnumerable('a'));
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assertFalse(target.propertyIsEnumerable('b'));
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assertFalse(proxy.propertyIsEnumerable('b'));
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