1/*
2 * Copyright (C) 2013 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#pragma once
27
28#include "JSObject.h"
29
30namespace JSC {
31
32class JSPromise : public JSNonFinalObject {
33public:
34 using Base = JSNonFinalObject;
35
36 static JSPromise* create(VM&, Structure*);
37 static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
38
39 DECLARE_EXPORT_INFO;
40
41 enum class Status : unsigned {
42 Pending = 1,
43 Fulfilled,
44 Rejected
45 };
46
47 JS_EXPORT_PRIVATE Status status(VM&) const;
48 JS_EXPORT_PRIVATE JSValue result(VM&) const;
49 JS_EXPORT_PRIVATE bool isHandled(VM&) const;
50
51 // Initialize the promise with the executor.
52 // This may raise a JS exception.
53 void initialize(ExecState*, JSGlobalObject*, JSValue executor);
54
55 JS_EXPORT_PRIVATE static JSPromise* resolve(JSGlobalObject&, JSValue);
56
57protected:
58 JSPromise(VM&, Structure*);
59 void finishCreation(VM&);
60};
61
62} // namespace JSC
63