sky/engine/bindings-dart/core/dart/DartExceptionState.h

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef DartExceptionState_h
#define DartExceptionState_h

#include "bindings/common/ExceptionState.h"
#include <dart_api.h>

namespace blink {

class DartExceptionState : public ExceptionState {
    WTF_MAKE_NONCOPYABLE(DartExceptionState);
public:
    DartExceptionState() : ExceptionState(), m_exception(0) { }

    ~DartExceptionState()
    {
        ASSERT(!m_exception);
        clearException();
    }

    virtual void throwDOMException(const ExceptionCode&,  const String& message = String());
    virtual void throwTypeError(const String& message = String());
    virtual void throwSecurityError(const String& sanitizedMessage, const String& unsanitizedMessage = String());
    virtual void rethrowV8Exception(v8::Handle<v8::Value> value);
    virtual void clearException();
    virtual void throwException();
    virtual void throwRangeError(const String& message = String()) OVERRIDE;
    virtual ScriptPromise reject(ScriptState*) OVERRIDE FINAL;

    Dart_Handle toDart(Dart_NativeArguments args, bool autoDartScope = false);

private:
    void throwDartCoreError(const String& className, const String& message, const ExceptionCode& ec);
    void setException(const ExceptionCode&, const String& message = String());

    Dart_PersistentHandle m_exception;
};

} // namespace blink

#endif // DartExceptionState_h