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1 /* | |
2 * Copyright (C) 2009 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 AN
Y | |
14 * 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 AN
Y | |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 */ | |
24 | |
25 #include "config.h" | |
26 #include "bindings/v8/V8ThrowException.h" | |
27 | |
28 #include "bindings/core/v8/V8DOMException.h" | |
29 #include "bindings/v8/V8Binding.h" | |
30 #include "core/dom/DOMException.h" | |
31 #include "core/dom/ExceptionCode.h" | |
32 | |
33 namespace WebCore { | |
34 | |
35 static void domExceptionStackGetter(v8::Local<v8::String> name, const v8::Proper
tyCallbackInfo<v8::Value>& info) | |
36 { | |
37 ASSERT(info.Data()->IsObject()); | |
38 v8SetReturnValue(info, info.Data()->ToObject()->Get(v8AtomicString(info.GetI
solate(), "stack"))); | |
39 } | |
40 | |
41 static void domExceptionStackSetter(v8::Local<v8::String> name, v8::Local<v8::Va
lue> value, const v8::PropertyCallbackInfo<void>& info) | |
42 { | |
43 ASSERT(info.Data()->IsObject()); | |
44 info.Data()->ToObject()->Set(v8AtomicString(info.GetIsolate(), "stack"), val
ue); | |
45 } | |
46 | |
47 v8::Handle<v8::Value> V8ThrowException::createDOMException(int ec, const String&
sanitizedMessage, const String& unsanitizedMessage, const v8::Handle<v8::Object
>& creationContext, v8::Isolate* isolate) | |
48 { | |
49 if (ec <= 0 || v8::V8::IsExecutionTerminating()) | |
50 return v8Undefined(); | |
51 | |
52 ASSERT(ec == SecurityError || unsanitizedMessage.isEmpty()); | |
53 | |
54 // FIXME: Handle other WebIDL exception types. | |
55 if (ec == TypeError) | |
56 return V8ThrowException::createTypeError(sanitizedMessage, isolate); | |
57 | |
58 RefPtrWillBeRawPtr<DOMException> domException = DOMException::create(ec, san
itizedMessage, unsanitizedMessage); | |
59 v8::Handle<v8::Value> exception = toV8(domException, creationContext, isolat
e); | |
60 | |
61 if (exception.IsEmpty()) | |
62 return v8Undefined(); | |
63 | |
64 // Attach an Error object to the DOMException. This is then lazily used to g
et the stack value. | |
65 v8::Handle<v8::Value> error = v8::Exception::Error(v8String(isolate, domExce
ption->message())); | |
66 ASSERT(!error.IsEmpty()); | |
67 ASSERT(exception->IsObject()); | |
68 exception->ToObject()->SetAccessor(v8AtomicString(isolate, "stack"), domExce
ptionStackGetter, domExceptionStackSetter, error); | |
69 | |
70 return exception; | |
71 } | |
72 | |
73 v8::Handle<v8::Value> V8ThrowException::throwDOMException(int ec, const String&
sanitizedMessage, const String& unsanitizedMessage, const v8::Handle<v8::Object>
& creationContext, v8::Isolate* isolate) | |
74 { | |
75 ASSERT(ec == SecurityError || unsanitizedMessage.isEmpty()); | |
76 v8::Handle<v8::Value> exception = createDOMException(ec, sanitizedMessage, u
nsanitizedMessage, creationContext, isolate); | |
77 if (exception.IsEmpty()) | |
78 return v8Undefined(); | |
79 | |
80 return V8ThrowException::throwError(exception, isolate); | |
81 } | |
82 | |
83 v8::Handle<v8::Value> V8ThrowException::createError(V8ErrorType type, const Stri
ng& message, v8::Isolate* isolate) | |
84 { | |
85 switch (type) { | |
86 case v8RangeError: | |
87 return v8::Exception::RangeError(v8String(isolate, message)); | |
88 case v8ReferenceError: | |
89 return v8::Exception::ReferenceError(v8String(isolate, message)); | |
90 case v8SyntaxError: | |
91 return v8::Exception::SyntaxError(v8String(isolate, message)); | |
92 case v8TypeError: | |
93 return v8::Exception::TypeError(v8String(isolate, message)); | |
94 case v8GeneralError: | |
95 return v8::Exception::Error(v8String(isolate, message)); | |
96 default: | |
97 ASSERT_NOT_REACHED(); | |
98 return v8Undefined(); | |
99 } | |
100 } | |
101 | |
102 v8::Handle<v8::Value> V8ThrowException::throwError(V8ErrorType type, const Strin
g& message, v8::Isolate* isolate) | |
103 { | |
104 v8::Handle<v8::Value> exception = V8ThrowException::createError(type, messag
e, isolate); | |
105 if (exception.IsEmpty()) | |
106 return v8Undefined(); | |
107 return V8ThrowException::throwError(exception, isolate); | |
108 } | |
109 | |
110 v8::Handle<v8::Value> V8ThrowException::createTypeError(const String& message, v
8::Isolate* isolate) | |
111 { | |
112 return v8::Exception::TypeError(v8String(isolate, message.isNull() ? "Type e
rror" : message)); | |
113 } | |
114 | |
115 v8::Handle<v8::Value> V8ThrowException::throwTypeError(const String& message, v8
::Isolate* isolate) | |
116 { | |
117 v8::Handle<v8::Value> exception = V8ThrowException::createTypeError(message,
isolate); | |
118 return V8ThrowException::throwError(exception, isolate); | |
119 } | |
120 | |
121 v8::Handle<v8::Value> V8ThrowException::throwError(v8::Handle<v8::Value> excepti
on, v8::Isolate* isolate) | |
122 { | |
123 if (!v8::V8::IsExecutionTerminating()) | |
124 isolate->ThrowException(exception); | |
125 return v8::Undefined(isolate); | |
126 } | |
127 | |
128 } // namespace WebCore | |
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