| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #include "proxy/DeadObjectProxy.h" |
| |
| #include "jsapi.h" |
| #include "jsfun.h" // XXXefaust Bug 1064662 |
| |
| #include "vm/ProxyObject.h" |
| |
| using namespace js; |
| using namespace js::gc; |
| |
| static void |
| ReportDead(JSContext *cx) |
| { |
| JS_ReportErrorNumber(cx, GetErrorMessage, nullptr, JSMSG_DEAD_OBJECT); |
| } |
| |
| bool |
| DeadObjectProxy::getOwnPropertyDescriptor(JSContext* cx, HandleObject wrapper, HandleId id, |
| MutableHandle<PropertyDescriptor> desc) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::defineProperty(JSContext* cx, HandleObject wrapper, HandleId id, |
| Handle<PropertyDescriptor> desc, |
| ObjectOpResult& result) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::ownPropertyKeys(JSContext* cx, HandleObject wrapper, |
| AutoIdVector& props) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::delete_(JSContext* cx, HandleObject wrapper, HandleId id, |
| ObjectOpResult& result) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::enumerate(JSContext* cx, HandleObject wrapper, MutableHandleObject objp) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::getPrototype(JSContext* cx, HandleObject proxy, MutableHandleObject protop) const |
| { |
| protop.set(nullptr); |
| return true; |
| } |
| |
| bool |
| DeadObjectProxy::preventExtensions(JSContext* cx, HandleObject proxy, ObjectOpResult& result) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::isExtensible(JSContext* cx, HandleObject proxy, bool* extensible) const |
| { |
| // This is kind of meaningless, but dead-object semantics aside, |
| // [[Extensible]] always being true is consistent with other proxy types. |
| *extensible = true; |
| return true; |
| } |
| |
| bool |
| DeadObjectProxy::call(JSContext* cx, HandleObject wrapper, const CallArgs& args) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::construct(JSContext* cx, HandleObject wrapper, const CallArgs& args) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::nativeCall(JSContext* cx, IsAcceptableThis test, NativeImpl impl, |
| const CallArgs& args) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::hasInstance(JSContext* cx, HandleObject proxy, MutableHandleValue v, |
| bool* bp) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::getBuiltinClass(JSContext* cx, HandleObject proxy, |
| ESClassValue* classValue) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| bool |
| DeadObjectProxy::isArray(JSContext* cx, HandleObject obj, JS::IsArrayAnswer* answer) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| const char* |
| DeadObjectProxy::className(JSContext* cx, HandleObject wrapper) const |
| { |
| return "DeadObject"; |
| } |
| |
| JSString* |
| DeadObjectProxy::fun_toString(JSContext* cx, HandleObject proxy, unsigned indent) const |
| { |
| ReportDead(cx); |
| return nullptr; |
| } |
| |
| bool |
| DeadObjectProxy::regexp_toShared(JSContext* cx, HandleObject proxy, RegExpGuard* g) const |
| { |
| ReportDead(cx); |
| return false; |
| } |
| |
| const char DeadObjectProxy::family = 0; |
| const DeadObjectProxy DeadObjectProxy::singleton; |
| |
| bool |
| js::IsDeadProxyObject(JSObject* obj) |
| { |
| return IsDerivedProxyObject(obj, &DeadObjectProxy::singleton); |
| } |