ScriptFunctionCall.cpp [plain text]
#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(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_THROW_SCOPE(vm);
JSValue function = thisObject->get(m_globalObject, Identifier::fromString(vm, m_name));
if (UNLIKELY(scope.exception()))
return makeUnexpected(scope.exception());
auto callData = getCallData(vm, function);
if (callData.type == CallData::Type::None)
return { };
JSValue result;
NakedPtr<Exception> exception;
if (m_callHandler)
result = m_callHandler(m_globalObject, function, callData, thisObject, m_arguments, exception);
else
result = JSC::call(m_globalObject, function, callData, thisObject, m_arguments, exception);
if (exception) {
if (!isTerminatedExecutionException(vm, exception))
return makeUnexpected(exception);
return { };
}
return result;
}
}