2dd0db19ba
Reverted CL is in https://chromium-review.googlesource.com/c/v8/v8/+/1585269 This includes fix for ThrowTypeErrorIfStrict and add regression test. Spec: https://tc39.github.io/ecma262/#sec-proxy-object-internal-methods-and-internal-slots-set-p-v-receiver Bug: v8:6664, v8:9234 Change-Id: I785df3f12f619e2e0fe7b011b72043758e4083e3 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1604071 Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Maya Lekova <mslekova@chromium.org> Commit-Queue: Z Nguyen-Huu <duongn@microsoft.com> Cr-Commit-Position: refs/heads/master@{#61497}
36 lines
828 B
JavaScript
36 lines
828 B
JavaScript
// Copyright 2019 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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// Flags: --allow-natives-syntax
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(function returnFalsishStrict() {
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"use strict";
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function trySet(o) {
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o["bla"] = 0;
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}
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var proxy = new Proxy({}, {});
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var proxy2 = new Proxy({}, { set() { return ""; } });
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trySet(proxy);
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trySet(proxy);
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assertThrows(() => trySet(proxy2), TypeError);
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})();
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(function privateSymbolStrict() {
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"use strict";
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var proxy = new Proxy({}, {});
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var proxy2 = new Proxy({a: 1}, { set() { return true; } });
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function trySet(o) {
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var symbol = o == proxy2 ? %CreatePrivateSymbol("private"): 1;
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o[symbol] = 0;
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}
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trySet(proxy);
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trySet(proxy);
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assertThrows(() => trySet(proxy2), TypeError);
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})();
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