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1 /* | |
2 * Copyright (C) 2012 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 | |
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'' AND | |
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR | |
17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 */ | |
24 | |
25 #include "bindings/core/v8/V8ObjectConstructor.h" | |
26 | |
27 #include "bindings/core/v8/V8Binding.h" | |
28 #include "bindings/core/v8/V8ThrowException.h" | |
29 #include "platform/instrumentation/tracing/TraceEvent.h" | |
30 | |
31 namespace blink { | |
32 | |
33 v8::MaybeLocal<v8::Object> V8ObjectConstructor::NewInstance( | |
34 v8::Isolate* isolate, | |
35 v8::Local<v8::Function> function, | |
36 int argc, | |
37 v8::Local<v8::Value> argv[]) { | |
38 DCHECK(!function.IsEmpty()); | |
39 TRACE_EVENT0("v8", "v8.newInstance"); | |
40 ConstructorMode constructor_mode(isolate); | |
41 v8::MicrotasksScope microtasks_scope( | |
42 isolate, v8::MicrotasksScope::kDoNotRunMicrotasks); | |
43 v8::MaybeLocal<v8::Object> result = | |
44 function->NewInstance(isolate->GetCurrentContext(), argc, argv); | |
45 CHECK(!isolate->IsDead()); | |
46 return result; | |
47 } | |
48 | |
49 void V8ObjectConstructor::IsValidConstructorMode( | |
50 const v8::FunctionCallbackInfo<v8::Value>& info) { | |
51 if (ConstructorMode::Current(info.GetIsolate()) == | |
52 ConstructorMode::kCreateNewObject) { | |
53 V8ThrowException::ThrowTypeError(info.GetIsolate(), "Illegal constructor"); | |
54 return; | |
55 } | |
56 V8SetReturnValue(info, info.Holder()); | |
57 } | |
58 | |
59 } // namespace blink | |
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