NativeErrorConstructor.cpp [plain text]
#include "config.h"
#include "NativeErrorConstructor.h"
#include "ErrorInstance.h"
#include "JSFunction.h"
#include "JSString.h"
#include "NativeErrorPrototype.h"
namespace JSC {
ASSERT_CLASS_FITS_IN_CELL(NativeErrorConstructor);
ASSERT_HAS_TRIVIAL_DESTRUCTOR(NativeErrorConstructor);
const ClassInfo NativeErrorConstructor::s_info = { "Function", &InternalFunction::s_info, 0, 0, CREATE_METHOD_TABLE(NativeErrorConstructor) };
NativeErrorConstructor::NativeErrorConstructor(JSGlobalObject* globalObject, Structure* structure)
: InternalFunction(globalObject, structure)
{
}
void NativeErrorConstructor::visitChildren(JSCell* cell, SlotVisitor& visitor)
{
NativeErrorConstructor* thisObject = jsCast<NativeErrorConstructor*>(cell);
ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
InternalFunction::visitChildren(thisObject, visitor);
if (thisObject->m_errorStructure)
visitor.append(&thisObject->m_errorStructure);
}
static EncodedJSValue JSC_HOST_CALL constructWithNativeErrorConstructor(ExecState* exec)
{
JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined();
Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure();
ASSERT(errorStructure);
return JSValue::encode(ErrorInstance::create(exec, errorStructure, message));
}
ConstructType NativeErrorConstructor::getConstructData(JSCell*, ConstructData& constructData)
{
constructData.native.function = constructWithNativeErrorConstructor;
return ConstructTypeHost;
}
static EncodedJSValue JSC_HOST_CALL callNativeErrorConstructor(ExecState* exec)
{
JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined();
Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure();
return JSValue::encode(ErrorInstance::create(exec, errorStructure, message));
}
CallType NativeErrorConstructor::getCallData(JSCell*, CallData& callData)
{
callData.native.function = callNativeErrorConstructor;
return CallTypeHost;
}
}