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/*
* Copyright (C) 2009 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:
* 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. AND ITS 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 APPLE INC. OR ITS 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.
*/
#include "config.h"
#include "V8ThrowException.h"
#include "ExceptionHeaders.h"
#include "ExceptionInterfaces.h"
#include "V8Binding.h"
namespace WebCore {
static v8::Handle<v8::Value> domExceptionStackGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
ASSERT(info.Data()->IsObject());
return info.Data()->ToObject()->Get(v8String("stack", info.GetIsolate()));
}
static void domExceptionStackSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
ASSERT(info.Data()->IsObject());
info.Data()->ToObject()->Set(v8String("stack", info.GetIsolate()), value);
}
#define TRY_TO_CREATE_EXCEPTION(interfaceName) \
case interfaceName##Type: \
exception = toV8(interfaceName::create(description), v8::Handle<v8::Object>(), isolate); \
break;
v8::Handle<v8::Value> V8ThrowException::setDOMException(int ec, v8::Isolate* isolate)
{
if (ec <= 0 || v8::V8::IsExecutionTerminating())
return v8Undefined();
if (ec == NATIVE_TYPE_ERR)
return V8ThrowException::throwTypeError(0, isolate);
ExceptionCodeDescription description(ec);
v8::Handle<v8::Value> exception;
switch (description.type) {
DOM_EXCEPTION_INTERFACES_FOR_EACH(TRY_TO_CREATE_EXCEPTION)
}
if (exception.IsEmpty())
return v8Undefined();
// Attach an Error object to the DOMException. This is then lazily used to get the stack value.
v8::Handle<v8::Value> error = v8::Exception::Error(v8String(description.description, isolate));
ASSERT(!error.IsEmpty());
ASSERT(exception->IsObject());
exception->ToObject()->SetAccessor(v8String("stack", isolate), domExceptionStackGetter, domExceptionStackSetter, error);
return v8::ThrowException(exception);
}
#undef TRY_TO_CREATE_EXCEPTION
v8::Handle<v8::Value> V8ThrowException::throwError(ErrorType type, const char* message, v8::Isolate* isolate)
{
switch (type) {
case RangeError:
return v8::ThrowException(v8::Exception::RangeError(v8String(message, isolate)));
case ReferenceError:
return v8::ThrowException(v8::Exception::ReferenceError(v8String(message, isolate)));
case SyntaxError:
return v8::ThrowException(v8::Exception::SyntaxError(v8String(message, isolate)));
case TypeError:
return v8::ThrowException(v8::Exception::TypeError(v8String(message, isolate)));
case GeneralError:
return v8::ThrowException(v8::Exception::Error(v8String(message, isolate)));
default:
ASSERT_NOT_REACHED();
return v8Undefined();
}
}
v8::Handle<v8::Value> V8ThrowException::throwTypeError(const char* message, v8::Isolate* isolate)
{
return V8ThrowException::throwError(TypeError, (message ? message : "Type error"), isolate);
}
v8::Handle<v8::Value> V8ThrowException::throwNotEnoughArgumentsError(v8::Isolate* isolate)
{
return V8ThrowException::throwError(TypeError, "Not enough arguments", isolate);
}
v8::Handle<v8::Value> V8ThrowException::throwError(v8::Local<v8::Value> exception, v8::Isolate* isolate)
{
if (!v8::V8::IsExecutionTerminating())
v8::ThrowException(exception);
return v8::Undefined();
}
} // namespace WebCore
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