mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2025-04-09 18:31:13 +00:00
97 lines
4.1 KiB
C++
97 lines
4.1 KiB
C++
/*
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* Copyright (C) 2016 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "ProxyConstructor.h"
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#include "JSCInlines.h"
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#include "ObjectConstructor.h"
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#include "ProxyObject.h"
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#include "ProxyRevoke.h"
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namespace JSC {
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STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(ProxyConstructor);
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const ClassInfo ProxyConstructor::s_info = { "Proxy", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(ProxyConstructor) };
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ProxyConstructor* ProxyConstructor::create(VM& vm, Structure* structure)
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{
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ProxyConstructor* constructor = new (NotNull, allocateCell<ProxyConstructor>(vm.heap)) ProxyConstructor(vm, structure);
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constructor->finishCreation(vm, "Proxy", structure->globalObject());
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return constructor;
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}
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static JSC_DECLARE_HOST_FUNCTION(callProxy);
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static JSC_DECLARE_HOST_FUNCTION(constructProxyObject);
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static JSC_DECLARE_HOST_FUNCTION(makeRevocableProxy);
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ProxyConstructor::ProxyConstructor(VM& vm, Structure* structure)
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: Base(vm, structure, callProxy, constructProxyObject)
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{
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}
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JSC_DEFINE_HOST_FUNCTION(makeRevocableProxy, (JSGlobalObject* globalObject, CallFrame* callFrame))
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{
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VM& vm = globalObject->vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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if (callFrame->argumentCount() < 2)
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return throwVMTypeError(globalObject, scope, "Proxy.revocable needs to be called with two arguments: the target and the handler"_s);
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JSValue target = callFrame->argument(0);
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JSValue handler = callFrame->argument(1);
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ProxyObject* proxy = ProxyObject::create(globalObject, target, handler);
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RETURN_IF_EXCEPTION(scope, encodedJSValue());
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ProxyRevoke* revoke = ProxyRevoke::create(vm, globalObject->proxyRevokeStructure(), proxy);
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scope.assertNoException();
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JSObject* result = constructEmptyObject(globalObject);
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result->putDirect(vm, makeIdentifier(vm, "proxy"), proxy, static_cast<unsigned>(PropertyAttribute::None));
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result->putDirect(vm, makeIdentifier(vm, "revoke"), revoke, static_cast<unsigned>(PropertyAttribute::None));
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return JSValue::encode(result);
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}
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void ProxyConstructor::finishCreation(VM& vm, const char* name, JSGlobalObject* globalObject)
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{
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Base::finishCreation(vm, 2, name, PropertyAdditionMode::WithStructureTransition);
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putDirect(vm, makeIdentifier(vm, "revocable"), JSFunction::create(vm, globalObject, 2, "revocable"_s, makeRevocableProxy));
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}
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JSC_DEFINE_HOST_FUNCTION(constructProxyObject, (JSGlobalObject* globalObject, CallFrame* callFrame))
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{
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JSValue target = callFrame->argument(0);
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JSValue handler = callFrame->argument(1);
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return JSValue::encode(ProxyObject::create(globalObject, target, handler));
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}
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JSC_DEFINE_HOST_FUNCTION(callProxy, (JSGlobalObject* globalObject, CallFrame*))
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{
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auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
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return JSValue::encode(throwConstructorCannotBeCalledAsFunctionTypeError(globalObject, scope, "Proxy"));
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}
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} // namespace JSC
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