1/*
2 * Copyright (C) 2015-2017 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "JSInternalPromise.h"
28
29#include "BuiltinNames.h"
30#include "JSCInlines.h"
31
32namespace JSC {
33
34const ClassInfo JSInternalPromise::s_info = { "InternalPromise", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSInternalPromise) };
35
36JSInternalPromise* JSInternalPromise::create(VM& vm, Structure* structure)
37{
38 JSInternalPromise* promise = new (NotNull, allocateCell<JSInternalPromise>(vm.heap)) JSInternalPromise(vm, structure);
39 promise->finishCreation(vm);
40 return promise;
41}
42
43Structure* JSInternalPromise::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
44{
45 return Structure::create(vm, globalObject, prototype, TypeInfo(JSPromiseType, StructureFlags), info());
46}
47
48JSInternalPromise::JSInternalPromise(VM& vm, Structure* structure)
49 : Base(vm, structure)
50{
51}
52
53JSInternalPromise* JSInternalPromise::then(JSGlobalObject* globalObject, JSFunction* onFulfilled, JSFunction* onRejected)
54{
55 VM& vm = globalObject->vm();
56 auto scope = DECLARE_THROW_SCOPE(vm);
57
58 JSObject* function = jsCast<JSObject*>(get(globalObject, vm.propertyNames->builtinNames().thenPublicName()));
59 RETURN_IF_EXCEPTION(scope, nullptr);
60 CallData callData;
61 CallType callType = JSC::getCallData(vm, function, callData);
62 ASSERT(callType != CallType::None);
63
64 MarkedArgumentBuffer arguments;
65 arguments.append(onFulfilled ? onFulfilled : jsUndefined());
66 arguments.append(onRejected ? onRejected : jsUndefined());
67 ASSERT(!arguments.hasOverflowed());
68
69 RELEASE_AND_RETURN(scope, jsCast<JSInternalPromise*>(call(globalObject, function, callType, callData, this, arguments)));
70}
71
72} // namespace JSC
73