1 /*
2 * Copyright (C) 1999-2002 Harri Porten (porten@kde.org)
3 * Copyright (C) 2001 Peter Kelly (pmk@post.com)
4 * Copyright (C) 2004, 2007, 2008 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23 #include "config.h"
24 #include "InternalFunction.h"
25
26 #include "FunctionPrototype.h"
27 #include "JSString.h"
28
29 namespace JSC {
30
31 ASSERT_CLASS_FITS_IN_CELL(InternalFunction);
32
33 const ClassInfo InternalFunction::info = { "Function", 0, 0, 0 };
34
classInfo() const35 const ClassInfo* InternalFunction::classInfo() const
36 {
37 return &info;
38 }
39
InternalFunction(JSGlobalData * globalData,NonNullPassRefPtr<Structure> structure,const Identifier & name)40 InternalFunction::InternalFunction(JSGlobalData* globalData, NonNullPassRefPtr<Structure> structure, const Identifier& name)
41 : JSObject(structure)
42 {
43 putDirect(globalData->propertyNames->name, jsString(globalData, name.ustring()), DontDelete | ReadOnly | DontEnum);
44 }
45
name(ExecState * exec)46 const UString& InternalFunction::name(ExecState* exec)
47 {
48 return asString(getDirect(exec->globalData().propertyNames->name))->value(exec);
49 }
50
displayName(ExecState * exec)51 const UString InternalFunction::displayName(ExecState* exec)
52 {
53 JSValue displayName = getDirect(exec->globalData().propertyNames->displayName);
54
55 if (displayName && isJSString(&exec->globalData(), displayName))
56 return asString(displayName)->value(exec);
57
58 return UString::null();
59 }
60
calculatedDisplayName(ExecState * exec)61 const UString InternalFunction::calculatedDisplayName(ExecState* exec)
62 {
63 const UString explicitName = displayName(exec);
64
65 if (!explicitName.isEmpty())
66 return explicitName;
67
68 return name(exec);
69 }
70
71 } // namespace JSC
72