| /* |
| * Copyright (C) 2021 Igalia S.L. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "JSShadowRealmGlobalScopeBase.h" |
| |
| #include "EventLoop.h" |
| #include "JSMicrotaskCallback.h" |
| #include "JSShadowRealmGlobalScope.h" |
| #include "ScriptModuleLoader.h" |
| #include "ShadowRealmGlobalScope.h" |
| #include <JavaScriptCore/JSCInlines.h> |
| #include <JavaScriptCore/JSCJSValueInlines.h> |
| #include <JavaScriptCore/JSProxy.h> |
| #include <JavaScriptCore/Microtask.h> |
| #include <wtf/Language.h> |
| |
| namespace WebCore { |
| |
| using namespace JSC; |
| |
| const ClassInfo JSShadowRealmGlobalScopeBase::s_info = { "ShadowRealmGlobalScope"_s, &JSDOMGlobalObject::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSShadowRealmGlobalScopeBase) }; |
| |
| const GlobalObjectMethodTable JSShadowRealmGlobalScopeBase::s_globalObjectMethodTable = { |
| &supportsRichSourceInfo, |
| &shouldInterruptScript, |
| &javaScriptRuntimeFlags, |
| &queueMicrotaskToEventLoop, |
| &shouldInterruptScriptBeforeTimeout, |
| &moduleLoaderImportModule, |
| &moduleLoaderResolve, |
| &moduleLoaderFetch, |
| &moduleLoaderCreateImportMetaProperties, |
| &moduleLoaderEvaluate, |
| &promiseRejectionTracker, |
| &reportUncaughtExceptionAtEventLoop, |
| ¤tScriptExecutionOwner, |
| &scriptExecutionStatus, |
| &reportViolationForUnsafeEval, |
| [] { return defaultLanguage(); }, |
| #if ENABLE(WEBASSEMBLY) |
| &compileStreaming, |
| &instantiateStreaming, |
| #else |
| nullptr, |
| nullptr, |
| #endif |
| &deriveShadowRealmGlobalObject, |
| }; |
| |
| JSShadowRealmGlobalScopeBase::JSShadowRealmGlobalScopeBase(JSC::VM& vm, JSC::Structure* structure, RefPtr<ShadowRealmGlobalScope>&& impl) |
| : JSDOMGlobalObject(vm, structure, normalWorld(vm), &s_globalObjectMethodTable) |
| , m_wrapped(WTFMove(impl)) |
| { |
| } |
| |
| void JSShadowRealmGlobalScopeBase::finishCreation(VM& vm, JSProxy* proxy) |
| { |
| m_proxy.set(vm, this, proxy); |
| m_wrapped->m_wrapper = JSC::Weak(this); |
| Base::finishCreation(vm, m_proxy.get()); |
| ASSERT(inherits(info())); |
| } |
| |
| template<typename Visitor> |
| void JSShadowRealmGlobalScopeBase::visitChildrenImpl(JSCell* cell, Visitor& visitor) |
| { |
| JSShadowRealmGlobalScopeBase* thisObject = jsCast<JSShadowRealmGlobalScopeBase*>(cell); |
| ASSERT_GC_OBJECT_INHERITS(thisObject, info()); |
| Base::visitChildren(thisObject, visitor); |
| visitor.append(thisObject->m_proxy); |
| } |
| |
| DEFINE_VISIT_CHILDREN(JSShadowRealmGlobalScopeBase); |
| |
| ScriptExecutionContext* JSShadowRealmGlobalScopeBase::scriptExecutionContext() const |
| { |
| return incubatingRealm()->scriptExecutionContext(); |
| } |
| |
| const JSDOMGlobalObject* JSShadowRealmGlobalScopeBase::incubatingRealm() const |
| { |
| auto incubatingWrapper = m_wrapped->m_incubatingWrapper.get(); |
| ASSERT(incubatingWrapper); |
| return incubatingWrapper; |
| } |
| |
| void JSShadowRealmGlobalScopeBase::destroy(JSCell* cell) |
| { |
| static_cast<JSShadowRealmGlobalScopeBase*>(cell)->JSShadowRealmGlobalScopeBase::~JSShadowRealmGlobalScopeBase(); |
| } |
| |
| bool JSShadowRealmGlobalScopeBase::supportsRichSourceInfo(const JSGlobalObject* object) |
| { |
| auto incubating = jsCast<const JSShadowRealmGlobalScopeBase*>(object)->incubatingRealm(); |
| return incubating->globalObjectMethodTable()->supportsRichSourceInfo(incubating); |
| } |
| |
| bool JSShadowRealmGlobalScopeBase::shouldInterruptScript(const JSGlobalObject* object) |
| { |
| auto incubating = jsCast<const JSShadowRealmGlobalScopeBase*>(object)->incubatingRealm(); |
| return incubating->globalObjectMethodTable()->shouldInterruptScript(incubating); |
| } |
| |
| bool JSShadowRealmGlobalScopeBase::shouldInterruptScriptBeforeTimeout(const JSGlobalObject* object) |
| { |
| auto incubating = jsCast<const JSShadowRealmGlobalScopeBase*>(object)->incubatingRealm(); |
| return incubating->globalObjectMethodTable()->shouldInterruptScriptBeforeTimeout(incubating); |
| } |
| |
| RuntimeFlags JSShadowRealmGlobalScopeBase::javaScriptRuntimeFlags(const JSGlobalObject* object) |
| { |
| auto incubating = jsCast<const JSShadowRealmGlobalScopeBase*>(object)->incubatingRealm(); |
| return incubating->globalObjectMethodTable()->javaScriptRuntimeFlags(incubating); |
| } |
| |
| JSC::ScriptExecutionStatus JSShadowRealmGlobalScopeBase::scriptExecutionStatus(JSC::JSGlobalObject* globalObject, JSC::JSObject* owner) |
| { |
| auto incubating = jsCast<JSShadowRealmGlobalScopeBase*>(globalObject)->incubatingRealm(); |
| return incubating->globalObjectMethodTable()->scriptExecutionStatus(incubating, owner); |
| } |
| |
| void JSShadowRealmGlobalScopeBase::reportViolationForUnsafeEval(JSC::JSGlobalObject* globalObject, JSC::JSString* msg) |
| { |
| auto incubating = jsCast<JSShadowRealmGlobalScopeBase*>(globalObject)->incubatingRealm(); |
| incubating->globalObjectMethodTable()->reportViolationForUnsafeEval(incubating, msg); |
| } |
| |
| void JSShadowRealmGlobalScopeBase::queueMicrotaskToEventLoop(JSGlobalObject& object, Ref<JSC::Microtask>&& task) |
| { |
| auto incubating = jsCast<JSShadowRealmGlobalScopeBase*>(&object)->incubatingRealm(); |
| incubating->globalObjectMethodTable()->queueMicrotaskToEventLoop(*incubating, WTFMove(task)); |
| } |
| |
| JSValue toJS(JSGlobalObject* lexicalGlobalObject, JSDOMGlobalObject*, ShadowRealmGlobalScope& realmGlobalScope) |
| { |
| return toJS(lexicalGlobalObject, realmGlobalScope); |
| } |
| |
| JSValue toJS(JSGlobalObject*, ShadowRealmGlobalScope& realmGlobalScope) |
| { |
| ASSERT(realmGlobalScope.wrapper()); |
| return &realmGlobalScope.wrapper()->proxy(); |
| } |
| |
| } // namespace WebCore |