blob: 48d5abc422e183c3966231b1830b2782f2a483de [file] [log] [blame]
/*
* Copyright (C) 2013-2021 Apple Inc. All rights reserved.
* 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:
*
* * 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.
*/
#include "config.h"
#include "ScriptFunctionCall.h"
#include "JSCInlines.h"
#include "JSLock.h"
#include <wtf/text/WTFString.h>
namespace Deprecated {
using namespace JSC;
void ScriptCallArgumentHandler::appendArgument(const String& argument)
{
VM& vm = m_globalObject->vm();
JSLockHolder lock(vm);
m_arguments.append(jsString(vm, argument));
}
void ScriptCallArgumentHandler::appendArgument(const char* argument)
{
VM& vm = m_globalObject->vm();
JSLockHolder lock(vm);
m_arguments.append(jsString(vm, String::fromLatin1(argument)));
}
void ScriptCallArgumentHandler::appendArgument(JSValue argument)
{
m_arguments.append(argument);
}
void ScriptCallArgumentHandler::appendArgument(long argument)
{
JSLockHolder lock(m_globalObject);
m_arguments.append(jsNumber(argument));
}
void ScriptCallArgumentHandler::appendArgument(long long argument)
{
JSLockHolder lock(m_globalObject);
m_arguments.append(jsNumber(argument));
}
void ScriptCallArgumentHandler::appendArgument(unsigned int argument)
{
JSLockHolder lock(m_globalObject);
m_arguments.append(jsNumber(argument));
}
void ScriptCallArgumentHandler::appendArgument(uint64_t argument)
{
JSLockHolder lock(m_globalObject);
m_arguments.append(jsNumber(argument));
}
void ScriptCallArgumentHandler::appendArgument(int argument)
{
JSLockHolder lock(m_globalObject);
m_arguments.append(jsNumber(argument));
}
void ScriptCallArgumentHandler::appendArgument(bool argument)
{
m_arguments.append(jsBoolean(argument));
}
ScriptFunctionCall::ScriptFunctionCall(const Deprecated::ScriptObject& thisObject, const String& name, ScriptFunctionCallHandler callHandler)
: ScriptCallArgumentHandler(thisObject.globalObject())
, m_callHandler(callHandler)
, m_thisObject(thisObject)
, m_name(name)
{
}
Expected<JSValue, NakedPtr<Exception>> ScriptFunctionCall::call()
{
JSObject* thisObject = m_thisObject.jsObject();
VM& vm = m_globalObject->vm();
JSLockHolder lock(vm);
auto scope = DECLARE_CATCH_SCOPE(vm);
auto makeExceptionResult = [&] (Exception* exception) -> Expected<JSValue, NakedPtr<Exception>> {
// Do not treat a terminated execution exception as having an exception. Just treat it as an empty result.
if (!vm.isTerminationException(exception))
return makeUnexpected(exception);
return { };
};
JSValue function = thisObject->get(m_globalObject, Identifier::fromString(vm, m_name));
Exception* exception = scope.exception();
if (UNLIKELY(exception)) {
scope.clearException();
return makeExceptionResult(exception);
}
auto callData = JSC::getCallData(function);
if (callData.type == CallData::Type::None)
return { };
JSValue result;
NakedPtr<Exception> uncaughtException;
if (m_callHandler)
result = m_callHandler(m_globalObject, function, callData, thisObject, m_arguments, uncaughtException);
else
result = JSC::call(m_globalObject, function, callData, thisObject, m_arguments, uncaughtException);
if (uncaughtException)
return makeExceptionResult(uncaughtException);
return result;
}
} // namespace Deprecated