1 /*

     2  * Copyright (C) 2008 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer.

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution.

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission.

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #ifndef ConstructData_h

    30 #define ConstructData_h

    31 

    32 namespace JSC {

    33 

    34     class ArgList;

    35     class ExecState;

    36     class FunctionExecutable;

    37     class JSObject;

    38     class JSValue;

    39     class ScopeChainNode;

    40 

    41     enum ConstructType {

    42         ConstructTypeNone,

    43         ConstructTypeHost,

    44         ConstructTypeJS

    45     };

    46 

    47     typedef JSObject* (*NativeConstructor)(ExecState*, JSObject*, const ArgList&);

    48 

    49     union ConstructData {

    50         struct {

    51             NativeConstructor function;

    52         } native;

    53         struct {

    54             FunctionExecutable* functionExecutable;

    55             ScopeChainNode* scopeChain;

    56         } js;

    57     };

    58 

    59     JSObject* construct(ExecState*, JSValue constructor, ConstructType, const ConstructData&, const ArgList&);

    60 

    61 } // namespace JSC

    62 

    63 #endif // ConstructData_h