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Commit	Line	Data
	1	/*
	2	* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
	3	* Copyright (C) 2003, 2008 Apple Inc. All rights reserved.
	4	*
	5	* This library is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU Lesser General Public
	7	* License as published by the Free Software Foundation; either
	8	* version 2 of the License, or (at your option) any later version.
	9	*
	10	* This library is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* Lesser General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU Lesser General Public
	16	* License along with this library; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
	18	*
	19	*/
	20
	21	#include "config.h"
	22	#include "NativeErrorConstructor.h"
	23
	24	#include "ErrorInstance.h"
	25	#include "JSFunction.h"
	26	#include "JSString.h"
	27	#include "NativeErrorPrototype.h"
	28	#include "JSCInlines.h"
	29
	30	namespace JSC {
	31
	32	STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(NativeErrorConstructor);
	33
	34	const ClassInfo NativeErrorConstructor::s_info = { "Function", &InternalFunction::s_info, 0, CREATE_METHOD_TABLE(NativeErrorConstructor) };
	35
	36	NativeErrorConstructor::NativeErrorConstructor(VM& vm, Structure* structure)
	37	: InternalFunction(vm, structure)
	38	{
	39	}
	40
	41	void NativeErrorConstructor::finishCreation(VM& vm, JSGlobalObject* globalObject, Structure* prototypeStructure, const String& name)
	42	{
	43	Base::finishCreation(vm, name);
	44	ASSERT(inherits(info()));
	45
	46	NativeErrorPrototype* prototype = NativeErrorPrototype::create(vm, globalObject, prototypeStructure, name, this);
	47
	48	putDirect(vm, vm.propertyNames->length, jsNumber(1), DontDelete \| ReadOnly \| DontEnum); // ECMA 15.11.7.5
	49	putDirect(vm, vm.propertyNames->prototype, prototype, DontDelete \| ReadOnly \| DontEnum);
	50	m_errorStructure.set(vm, this, ErrorInstance::createStructure(vm, globalObject, prototype));
	51	ASSERT(m_errorStructure);
	52	ASSERT(m_errorStructure->isObject());
	53	}
	54
	55	void NativeErrorConstructor::visitChildren(JSCell* cell, SlotVisitor& visitor)
	56	{
	57	NativeErrorConstructor* thisObject = jsCast<NativeErrorConstructor*>(cell);
	58	ASSERT_GC_OBJECT_INHERITS(thisObject, info());
	59	Base::visitChildren(thisObject, visitor);
	60	visitor.append(&thisObject->m_errorStructure);
	61	}
	62
	63	EncodedJSValue JSC_HOST_CALL Interpreter::constructWithNativeErrorConstructor(ExecState* exec)
	64	{
	65	JSValue message = exec->argument(0);
	66	Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure();
	67	ASSERT(errorStructure);
	68	return JSValue::encode(ErrorInstance::create(exec, errorStructure, message, nullptr, TypeNothing, false));
	69	}
	70
	71	ConstructType NativeErrorConstructor::getConstructData(JSCell*, ConstructData& constructData)
	72	{
	73	constructData.native.function = Interpreter::constructWithNativeErrorConstructor;
	74	return ConstructTypeHost;
	75	}
	76
	77	EncodedJSValue JSC_HOST_CALL Interpreter::callNativeErrorConstructor(ExecState* exec)
	78	{
	79	JSValue message = exec->argument(0);
	80	Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure();
	81	return JSValue::encode(ErrorInstance::create(exec, errorStructure, message, nullptr, TypeNothing, false));
	82	}
	83
	84	CallType NativeErrorConstructor::getCallData(JSCell*, CallData& callData)
	85	{
	86	callData.native.function = Interpreter::callNativeErrorConstructor;
	87	return CallTypeHost;
	88	}
	89
	90	} // namespace JSC