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| 1 // Copyright (c) 2014, Google Inc. | |
| 2 // 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 #include "config.h" | |
| 31 #include "bindings/core/dart/DartExceptionState.h" | |
| 32 | |
| 33 #include "bindings/core/dart/DartDOMException.h" | |
| 34 #include "bindings/core/dart/DartUtilities.h" | |
| 35 #include "wtf/text/WTFString.h" | |
| 36 | |
| 37 #include <stdio.h> | |
| 38 | |
| 39 namespace blink { | |
| 40 | |
| 41 void DartExceptionState::throwDOMException(const ExceptionCode& ec, const String
& message) | |
| 42 { | |
| 43 setException(ec, message); | |
| 44 } | |
| 45 | |
| 46 void DartExceptionState::throwSecurityError(const String& sanitizedMessage, cons
t String& unsanitizedMessage) | |
| 47 { | |
| 48 // SecurityError is thrown via ::throwSecurityError, and _careful_ considera
tion must be given to the data exposed to JavaScript via the 'sanitizedMessage'. | |
| 49 setException(SecurityError, sanitizedMessage); | |
| 50 } | |
| 51 | |
| 52 void DartExceptionState::rethrowV8Exception(v8::Handle<v8::Value> value) | |
| 53 { | |
| 54 const char* msg = "A Javascript exception occurred"; | |
| 55 ASSERT(!m_exception); | |
| 56 m_exception = Dart_NewPersistentHandle(Dart_NewStringFromCString(msg)); | |
| 57 setMessage(msg); | |
| 58 setHadException(true); | |
| 59 } | |
| 60 | |
| 61 void DartExceptionState::setException(const ExceptionCode& ec, const String& msg
) | |
| 62 { | |
| 63 setCode(ec); | |
| 64 setHadException(true); | |
| 65 String excp = DOMException::getErrorMessage(ec) + " " + msg; | |
| 66 RefPtr<DOMException> domException = DOMException::create(ec, excp); | |
| 67 ASSERT(!m_exception); | |
| 68 m_exception = Dart_NewPersistentHandle(DartDOMException::toDart(domException
)); | |
| 69 setMessage(msg); | |
| 70 } | |
| 71 | |
| 72 void DartExceptionState::clearException() | |
| 73 { | |
| 74 setCode(0); | |
| 75 setHadException(false); | |
| 76 if (m_exception) { | |
| 77 Dart_DeletePersistentHandle(m_exception); | |
| 78 m_exception = 0; | |
| 79 } | |
| 80 } | |
| 81 | |
| 82 void DartExceptionState::throwException() | |
| 83 { | |
| 84 // FIXMEMULTIVM: The control flow here does not match V8's. Dart_ThrowExcept
ion immediately | |
| 85 // transfers control, which may skip running C++ destructors on the stack an
d ref-counting | |
| 86 // leaks. Should move throwIfNeeded from ExceptionState to V8ExceptionState
and remove this. | |
| 87 ASSERT_NOT_REACHED(); | |
| 88 | |
| 89 ASSERT(code()); | |
| 90 ASSERT(hadException()); | |
| 91 ASSERT(m_exception); | |
| 92 DartDOMData* domData = DartDOMData::current(); | |
| 93 Dart_SetPersistentHandle(domData->currentException(), m_exception); | |
| 94 Dart_DeletePersistentHandle(m_exception); | |
| 95 m_exception = 0; | |
| 96 Dart_ThrowException(domData->currentException()); | |
| 97 ASSERT_NOT_REACHED(); | |
| 98 } | |
| 99 | |
| 100 Dart_Handle DartExceptionState::toDart(Dart_NativeArguments args, bool autoDartS
cope) | |
| 101 { | |
| 102 ASSERT(hadException()); | |
| 103 ASSERT(m_exception); | |
| 104 | |
| 105 if (autoDartScope) { | |
| 106 Dart_Handle localException = Dart_HandleFromPersistent(m_exception); | |
| 107 Dart_DeletePersistentHandle(m_exception); | |
| 108 m_exception = 0; | |
| 109 return localException; | |
| 110 } | |
| 111 DartDOMData* domData = static_cast<DartDOMData*>(Dart_GetNativeIsolateData(a
rgs)); | |
| 112 Dart_SetPersistentHandle(domData->currentException(), m_exception); | |
| 113 Dart_DeletePersistentHandle(m_exception); | |
| 114 m_exception = 0; | |
| 115 return domData->currentException(); | |
| 116 } | |
| 117 | |
| 118 void DartExceptionState::throwTypeError(const String& message) | |
| 119 { | |
| 120 throwDartCoreError("ArgumentError", message, V8TypeError); | |
| 121 } | |
| 122 | |
| 123 void DartExceptionState::throwRangeError(const String& message) | |
| 124 { | |
| 125 throwDartCoreError("RangeError", message, V8RangeError); | |
| 126 } | |
| 127 | |
| 128 void DartExceptionState::throwDartCoreError(const String& className, const Strin
g& message, const ExceptionCode& ec) | |
| 129 { | |
| 130 setCode(ec); | |
| 131 setHadException(true); | |
| 132 setMessage(message); | |
| 133 | |
| 134 Dart_Handle error = DartUtilities::toDartCoreException(className, message); | |
| 135 | |
| 136 ASSERT(!m_exception); | |
| 137 m_exception = Dart_NewPersistentHandle(error); | |
| 138 } | |
| 139 | |
| 140 ScriptPromise DartExceptionState::reject(ScriptState* state) | |
| 141 { | |
| 142 // FIXMEDART: implement. | |
| 143 DART_UNIMPLEMENTED(); | |
| 144 return ScriptPromise::empty(state); | |
| 145 } | |
| 146 | |
| 147 | |
| 148 } // namespace blink | |
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