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 

    29 namespace JSC {

    30 

    31 ASSERT_CLASS_FITS_IN_CELL(NativeErrorConstructor);

    32 

    33 const ClassInfo NativeErrorConstructor::info = { "Function", &InternalFunction::info, 0, 0 };

    34 

    35 NativeErrorConstructor::NativeErrorConstructor(ExecState* exec, NonNullPassRefPtr<Structure> structure, NativeErrorPrototype* nativeErrorPrototype)

    36     : InternalFunction(&exec->globalData(), structure, Identifier(exec, nativeErrorPrototype->getDirect(exec->propertyNames().name).getString()))

    37     , m_errorStructure(ErrorInstance::createStructure(nativeErrorPrototype))

    38 {

    39     putDirect(exec->propertyNames().length, jsNumber(exec, 1), DontDelete | ReadOnly | DontEnum); // ECMA 15.11.7.5

    40     putDirect(exec->propertyNames().prototype, nativeErrorPrototype, DontDelete | ReadOnly | DontEnum);

    41 }

    42 

    43 ErrorInstance* NativeErrorConstructor::construct(ExecState* exec, const ArgList& args)

    44 {

    45     ErrorInstance* object = new (exec) ErrorInstance(m_errorStructure);

    46     if (!args.at(0).isUndefined())

    47         object->putDirect(exec->propertyNames().message, jsString(exec, args.at(0).toString(exec)));

    48     return object;

    49 }

    50 

    51 static JSObject* constructWithNativeErrorConstructor(ExecState* exec, JSObject* constructor, const ArgList& args)

    52 {

    53     return static_cast<NativeErrorConstructor*>(constructor)->construct(exec, args);

    54 }

    55 

    56 ConstructType NativeErrorConstructor::getConstructData(ConstructData& constructData)

    57 {

    58     constructData.native.function = constructWithNativeErrorConstructor;

    59     return ConstructTypeHost;

    60 }

    61     

    62 static JSValue JSC_HOST_CALL callNativeErrorConstructor(ExecState* exec, JSObject* constructor, JSValue, const ArgList& args)

    63 {

    64     return static_cast<NativeErrorConstructor*>(constructor)->construct(exec, args);

    65 }

    66 

    67 CallType NativeErrorConstructor::getCallData(CallData& callData)

    68 {

    69     callData.native.function = callNativeErrorConstructor;

    70     return CallTypeHost;

    71 }

    72 

    73 } // namespace JSC