| /* |
| * Copyright (C) 2013, 2016 Apple Inc. All rights reserved. |
| * |
| * 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 "JSPromise.h" |
| |
| #include "BuiltinNames.h" |
| #include "Error.h" |
| #include "JSCInlines.h" |
| #include "JSPromiseConstructor.h" |
| #include "Microtask.h" |
| |
| namespace JSC { |
| |
| const ClassInfo JSPromise::s_info = { "Promise", &Base::s_info, 0, CREATE_METHOD_TABLE(JSPromise) }; |
| |
| JSPromise* JSPromise::create(VM& vm, Structure* structure) |
| { |
| JSPromise* promise = new (NotNull, allocateCell<JSPromise>(vm.heap)) JSPromise(vm, structure); |
| promise->finishCreation(vm); |
| return promise; |
| } |
| |
| Structure* JSPromise::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) |
| { |
| return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info()); |
| } |
| |
| JSPromise::JSPromise(VM& vm, Structure* structure) |
| : Base(vm, structure) |
| { |
| } |
| |
| void JSPromise::finishCreation(VM& vm) |
| { |
| Base::finishCreation(vm); |
| putDirect(vm, vm.propertyNames->builtinNames().promiseStatePrivateName(), jsNumber(static_cast<unsigned>(Status::Pending))); |
| putDirect(vm, vm.propertyNames->builtinNames().promiseFulfillReactionsPrivateName(), jsUndefined()); |
| putDirect(vm, vm.propertyNames->builtinNames().promiseRejectReactionsPrivateName(), jsUndefined()); |
| putDirect(vm, vm.propertyNames->builtinNames().promiseResultPrivateName(), jsUndefined()); |
| } |
| |
| void JSPromise::initialize(ExecState* exec, JSGlobalObject* globalObject, JSValue executor) |
| { |
| JSFunction* initializePromise = globalObject->initializePromiseFunction(); |
| CallData callData; |
| CallType callType = JSC::getCallData(initializePromise, callData); |
| ASSERT(callType != CallType::None); |
| |
| MarkedArgumentBuffer arguments; |
| arguments.append(executor); |
| call(exec, initializePromise, callType, callData, this, arguments); |
| } |
| |
| auto JSPromise::status(VM& vm) const -> Status |
| { |
| JSValue value = getDirect(vm, vm.propertyNames->builtinNames().promiseStatePrivateName()); |
| ASSERT(value.isUInt32()); |
| return static_cast<Status>(value.asUInt32()); |
| } |
| |
| JSValue JSPromise::result(VM& vm) const |
| { |
| return getDirect(vm, vm.propertyNames->builtinNames().promiseResultPrivateName()); |
| } |
| |
| } // namespace JSC |