ExceptionHandlers.h   [plain text]

/*
 * Copyright (C) 2004, 2005, 2006, 2007 Apple 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:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
 */

#pragma once

#include <WebCore/ExceptionOr.h>

NO_RETURN void raiseTypeErrorException();
NO_RETURN void raiseNotSupportedErrorException();

NO_RETURN void raiseDOMErrorException(WebCore::Exception&&);
template<typename T> T raiseOnDOMError(WebCore::ExceptionOr<T>&&);
void raiseOnDOMError(WebCore::ExceptionOr<void>&&);

inline void raiseOnDOMError(WebCore::ExceptionOr<void>&& possibleException)
{
    if (possibleException.hasException())
        raiseDOMErrorException(possibleException.releaseException());
}

template<typename T> inline T raiseOnDOMError(WebCore::ExceptionOr<T>&& exceptionOrReturnValue)
{
    if (exceptionOrReturnValue.hasException())
        raiseDOMErrorException(exceptionOrReturnValue.releaseException());
    return exceptionOrReturnValue.releaseReturnValue();
}