1 /* 2 * Copyright (C) 1999-2002 Harri Porten (porten (at) kde.org) 3 * Copyright (C) 2001 Peter Kelly (pmk (at) 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 35 const ClassInfo* InternalFunction::classInfo() const 36 { 37 return &info; 38 } 39 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 46 const UString& InternalFunction::name(ExecState* exec) 47 { 48 return asString(getDirect(exec->globalData().propertyNames->name))->value(exec); 49 } 50 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 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
