OLD | NEW |
---|---|
(Empty) | |
1 /* | |
2 * Copyright (C) 2013 Google 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 are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "config.h" | |
32 #include "bindings/v8/custom/V8PromiseCustom.h" | |
33 | |
34 #include "V8Promise.h" | |
35 #include "V8PromiseResolver.h" | |
36 #include "bindings/v8/V8Binding.h" | |
37 #include "bindings/v8/V8ScriptRunner.h" | |
38 #include "bindings/v8/WrapperTypeInfo.h" | |
39 #include <v8.h> | |
40 | |
41 namespace WebCore { | |
42 | |
43 void V8Promise::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& arg s) | |
44 { | |
45 args.GetReturnValue().Set(v8::Local<v8::Value>()); | |
abarth-chromium
2013/06/21 05:38:46
There isn't a SetReturnValue function?
yhirano
2013/06/21 09:36:53
Thanks, done.
| |
46 v8::Isolate* isolate = args.GetIsolate(); | |
47 if (args.Length() != 1 || args[0].IsEmpty() || !args[0]->IsFunction()) { | |
haraken
2013/06/21 05:47:58
This should be 'args.Length() < 1'.
yhirano
2013/06/21 09:36:53
Done.
| |
48 throwTypeError("Promise constructor takes exact one function argument", isolate); | |
49 return; | |
50 } | |
51 v8::Handle<v8::Function> init = args[0].As<v8::Function>(); | |
52 v8::Local<v8::ObjectTemplate> associatedTemplate = v8::ObjectTemplate::New() ; | |
abarth-chromium
2013/06/21 05:38:46
Normally we create the object template in V8PerIso
yhirano
2013/06/21 09:36:53
We can attach FunctionTemplate data to V8PerIsolat
| |
53 associatedTemplate->SetInternalFieldCount(V8PromiseCustom::AssociatedInterna lFieldCount); | |
54 v8::Local<v8::Object> associated = associatedTemplate->NewInstance(); | |
55 v8::Local<v8::Object> promise = V8DOMWrapper::createWrapper(args.Holder(), & V8Promise::info, 0, isolate); | |
56 v8::Local<v8::Object> promiseResolver = V8DOMWrapper::createWrapper(args.Hol der(), &V8PromiseResolver::info, 0, isolate); | |
haraken
2013/06/21 05:47:58
Don't you need to store a C++ object pointer to th
abarth-chromium
2013/06/21 05:58:53
The "associated" object isn't a wrapper. It's jus
yhirano
2013/06/21 09:36:53
No, instead, we set a JavaScript object as an inte
| |
57 | |
58 associated->SetInternalField(V8PromiseCustom::AssociatedStatusIndex, v8::Num berObject::New(V8PromiseCustom::Pending)); | |
abarth-chromium
2013/06/21 05:38:46
These plain numbers we can keep on the CPP side.
| |
59 associated->SetInternalField(V8PromiseCustom::AssociatedResultIndex, v8::Und efined()); | |
60 associated->SetInternalField(V8PromiseCustom::AssociatedFulfillCallbackIndex , v8::Array::New()); | |
61 associated->SetInternalField(V8PromiseCustom::AssociatedRejectCallbackIndex, v8::Array::New()); | |
62 | |
63 promise->SetInternalField(v8DOMWrapperObjectIndex, associated); | |
64 promiseResolver->SetInternalField(v8DOMWrapperObjectIndex, associated); | |
abarth-chromium
2013/06/21 05:38:46
These two object share the same associated storage
yhirano
2013/06/21 09:36:53
Hmm...
There is "state" property in the spec (I ca
| |
65 | |
66 v8::Handle<v8::Value> argv[] = { | |
67 promiseResolver, | |
68 }; | |
69 v8::TryCatch trycatch; | |
70 if (init->Call(promise, sizeof(argv) / sizeof(argv[0]), argv).IsEmpty()) { | |
abarth-chromium
2013/06/21 05:38:46
WTF_ARRAY_LENGTH(argv)
haraken
2013/06/21 05:47:58
You can use V8ScriptRunner::callFunction().
abarth-chromium
2013/06/21 05:58:53
Ah, sorry I missed that!
yhirano
2013/06/21 09:36:53
Done.
| |
71 // FIXME: An exception is thrown. Reject the promise. | |
72 } | |
73 args.GetReturnValue().Set(promise); | |
74 return; | |
75 } | |
76 | |
77 } // namespace WebCore | |
OLD | NEW |