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      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/ExceptionState.h"
     33 
     34 #include "bindings/v8/V8ThrowException.h"
     35 #include "core/dom/ExceptionCode.h"
     36 
     37 namespace WebCore {
     38 
     39 void ExceptionState::clearException()
     40 {
     41     m_code = 0;
     42     m_exception.clear();
     43 }
     44 
     45 void ExceptionState::throwDOMException(const ExceptionCode& ec, const String& message)
     46 {
     47     ASSERT(ec);
     48     ASSERT(m_isolate);
     49     m_code = ec;
     50     setException(V8ThrowException::createDOMException(ec, message, m_isolate));
     51 }
     52 
     53 void ExceptionState::setException(v8::Handle<v8::Value> exception)
     54 {
     55     // FIXME: Assert that exception is not empty?
     56     if (exception.IsEmpty()) {
     57         clearException();
     58         return;
     59     }
     60 
     61     m_exception.set(m_isolate, exception);
     62 }
     63 
     64 void ExceptionState::throwTypeError(const String& message)
     65 {
     66     ASSERT(m_isolate);
     67     m_code = TypeError;
     68     setException(V8ThrowException::createTypeError(message, m_isolate));
     69 }
     70 
     71 void TrackExceptionState::throwDOMException(const ExceptionCode& ec, const String& message)
     72 {
     73     m_code = ec;
     74 }
     75 
     76 void TrackExceptionState::throwTypeError(const String&)
     77 {
     78     m_code = TypeError;
     79 }
     80 
     81 } // namespace WebCore
     82