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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 "ErrorConstructor.h"
	23
	24	#include "ErrorPrototype.h"
	25	#include "Interpreter.h"
	26	#include "JSGlobalObject.h"
	27	#include "JSString.h"
	28	#include "JSCInlines.h"
	29
	30	namespace JSC {
	31
	32	STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(ErrorConstructor);
	33
	34	const ClassInfo ErrorConstructor::s_info = { "Function", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(ErrorConstructor) };
	35
	36	ErrorConstructor::ErrorConstructor(VM& vm, Structure* structure)
	37	: InternalFunction(vm, structure)
	38	{
	39	}
	40
	41	void ErrorConstructor::finishCreation(VM& vm, ErrorPrototype* errorPrototype)
	42	{
	43	Base::finishCreation(vm, errorPrototype->classInfo()->className);
	44	// ECMA 15.11.3.1 Error.prototype
	45	putDirectWithoutTransition(vm, vm.propertyNames->prototype, errorPrototype, DontEnum \| DontDelete \| ReadOnly);
	46	putDirectWithoutTransition(vm, vm.propertyNames->length, jsNumber(1), DontDelete \| ReadOnly \| DontEnum);
	47	}
	48
	49	// ECMA 15.9.3
	50
	51	EncodedJSValue JSC_HOST_CALL Interpreter::constructWithErrorConstructor(ExecState* exec)
	52	{
	53	JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined();
	54	Structure* errorStructure = asInternalFunction(exec->callee())->globalObject()->errorStructure();
	55	Vector<StackFrame> stackTrace;
	56	exec->vm().interpreter->getStackTrace(stackTrace, std::numeric_limits<size_t>::max());
	57	stackTrace.remove(0);
	58	return JSValue::encode(ErrorInstance::create(exec, errorStructure, message, stackTrace));
	59	}
	60
	61	ConstructType ErrorConstructor::getConstructData(JSCell*, ConstructData& constructData)
	62	{
	63	constructData.native.function = Interpreter::constructWithErrorConstructor;
	64	return ConstructTypeHost;
	65	}
	66
	67	EncodedJSValue JSC_HOST_CALL Interpreter::callErrorConstructor(ExecState* exec)
	68	{
	69	JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined();
	70	Structure* errorStructure = asInternalFunction(exec->callee())->globalObject()->errorStructure();
	71	Vector<StackFrame> stackTrace;
	72	exec->vm().interpreter->getStackTrace(stackTrace, std::numeric_limits<size_t>::max());
	73	stackTrace.remove(0);
	74	return JSValue::encode(ErrorInstance::create(exec, errorStructure, message, stackTrace));
	75	}
	76
	77	CallType ErrorConstructor::getCallData(JSCell*, CallData& callData)
	78	{
	79	callData.native.function = Interpreter::callErrorConstructor;
	80	return CallTypeHost;
	81	}
	82
	83	} // namespace JSC