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Side by Side Diff: mojo/public/bindings/js/v8_conversions.h

Issue 59153005: Begin implementing V8 bindings for Mojo (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: spelling Created 7 years, 1 month ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef MOJO_PUBLIC_BINDINGS_JS_V8_CONVERSIONS_H_
Aaron Boodman 2013/11/09 08:26:02 I don't understand why this isn't just another Wra
abarth-chromium 2013/11/09 08:52:37 I'll take a closer look.
6 #define MOJO_PUBLIC_BINDINGS_JS_V8_CONVERSIONS_H_
7
8 #include <vector>
9
10 #include "v8/include/v8.h"
11
12 namespace mojo {
13 namespace js {
14
15 template<typename T>
16 bool ToNativeArray(v8::Handle<v8::Array> array, std::vector<T>* result) {
17 uint32_t length = array->Length();
18 result->reserve(length);
19 for (uint32_t i = 0; i < length; ++i) {
20 v8::Handle<v8::Value> value = array->Get(i);
21 if (!value->IsObject())
22 return false;
23 v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(value);
24 if (!Wrapper<T>::HasInstance(object))
25 return false;
26 result->push_back(Wrapper<T>::ToNative(object));
27 }
28 return true;
29 }
30
31 template<typename T>
32 v8::Handle<v8::Array> ToObjectArray(v8::Isolate* isolate,
33 const std::vector<T>& native) {
34 uint32_t length = native.size();
35 v8::Handle<v8::Array> result = v8::Array::New(length);
36 for (uint32_t i = 0; i < length; ++i) {
37 result->Set(i, Wrapper<T>::ToObject(isolate, native[i]));
38 }
39 return result;
40 }
41
42 } // js
43 } // mojo
44
45 #endif // MOJO_PUBLIC_BINDINGS_JS_V8_CONVERSIONS_H_
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