| | 1 | /* |
| | 2 | * Copyright (C) 2007, 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 | #include "config.h" |
| | 30 | #include "JSVariableObject.h" |
| | 31 | |
| | 32 | #include "PropertyNameArray.h" |
| | 33 | #include "PropertyDescriptor.h" |
| | 34 | |
| | 35 | namespace JSC { |
| | 36 | |
| | 37 | bool JSVariableObject::deleteProperty(ExecState* exec, const Identifier& propertyName) |
| | 38 | { |
| | 39 | if (symbolTable().contains(propertyName.impl())) |
| | 40 | return false; |
| | 41 | |
| | 42 | return JSObject::deleteProperty(exec, propertyName); |
| | 43 | } |
| | 44 | |
| | 45 | void JSVariableObject::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode) |
| | 46 | { |
| | 47 | SymbolTable::const_iterator end = symbolTable().end(); |
| | 48 | for (SymbolTable::const_iterator it = symbolTable().begin(); it != end; ++it) { |
| | 49 | if (!(it->second.getAttributes() & DontEnum) || (mode == IncludeDontEnumProperties)) |
| | 50 | propertyNames.add(Identifier(exec, it->first.get())); |
| | 51 | } |
| | 52 | |
| | 53 | JSObject::getOwnPropertyNames(exec, propertyNames, mode); |
| | 54 | } |
| | 55 | |
| | 56 | bool JSVariableObject::isVariableObject() const |
| | 57 | { |
| | 58 | return true; |
| | 59 | } |
| | 60 | |
| | 61 | bool JSVariableObject::symbolTableGet(const Identifier& propertyName, PropertyDescriptor& descriptor) |
| | 62 | { |
| | 63 | SymbolTableEntry entry = symbolTable().inlineGet(propertyName.impl()); |
| | 64 | if (!entry.isNull()) { |
| | 65 | descriptor.setDescriptor(registerAt(entry.getIndex()).get(), entry.getAttributes() | DontDelete); |
| | 66 | return true; |
| | 67 | } |
| | 68 | return false; |
| | 69 | } |
| | 70 | |
| | 71 | } // namespace JSC |
projects / apple / javascriptcore.git / blame_incremental