| 1 | /* |
| 2 | * Copyright (C) 2013 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 | * 1. Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer in the |
| 11 | * documentation and/or other materials provided with the distribution. |
| 12 | * |
| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| 14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| 17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 23 | * THE POSSIBILITY OF SUCH DAMAGE. |
| 24 | */ |
| 25 | |
| 26 | #include "config.h" |
| 27 | #include "StructureRareData.h" |
| 28 | |
| 29 | #include "JSPropertyNameIterator.h" |
| 30 | #include "JSString.h" |
| 31 | #include "JSCInlines.h" |
| 32 | |
| 33 | namespace JSC { |
| 34 | |
| 35 | const ClassInfo StructureRareData::s_info = { "StructureRareData", 0, 0, 0, CREATE_METHOD_TABLE(StructureRareData) }; |
| 36 | |
| 37 | Structure* StructureRareData::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) |
| 38 | { |
| 39 | return Structure::create(vm, globalObject, prototype, TypeInfo(CompoundType, StructureFlags), info()); |
| 40 | } |
| 41 | |
| 42 | StructureRareData* StructureRareData::create(VM& vm, Structure* previous) |
| 43 | { |
| 44 | StructureRareData* rareData = new (NotNull, allocateCell<StructureRareData>(vm.heap)) StructureRareData(vm, previous); |
| 45 | rareData->finishCreation(vm); |
| 46 | return rareData; |
| 47 | } |
| 48 | |
| 49 | StructureRareData* StructureRareData::clone(VM& vm, const StructureRareData* other) |
| 50 | { |
| 51 | StructureRareData* newRareData = new (NotNull, allocateCell<StructureRareData>(vm.heap)) StructureRareData(vm, other); |
| 52 | newRareData->finishCreation(vm); |
| 53 | return newRareData; |
| 54 | } |
| 55 | |
| 56 | StructureRareData::StructureRareData(VM& vm, Structure* previous) |
| 57 | : JSCell(vm, vm.structureRareDataStructure.get()) |
| 58 | { |
| 59 | if (previous) |
| 60 | m_previous.set(vm, this, previous); |
| 61 | } |
| 62 | |
| 63 | StructureRareData::StructureRareData(VM& vm, const StructureRareData* other) |
| 64 | : JSCell(vm, other->structure()) |
| 65 | { |
| 66 | if (other->previousID()) |
| 67 | m_previous.set(vm, this, other->previousID()); |
| 68 | if (other->objectToStringValue()) |
| 69 | m_objectToStringValue.set(vm, this, other->objectToStringValue()); |
| 70 | } |
| 71 | |
| 72 | void StructureRareData::visitChildren(JSCell* cell, SlotVisitor& visitor) |
| 73 | { |
| 74 | StructureRareData* thisObject = jsCast<StructureRareData*>(cell); |
| 75 | ASSERT_GC_OBJECT_INHERITS(thisObject, info()); |
| 76 | ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren()); |
| 77 | |
| 78 | JSCell::visitChildren(thisObject, visitor); |
| 79 | visitor.append(&thisObject->m_previous); |
| 80 | visitor.append(&thisObject->m_objectToStringValue); |
| 81 | visitor.append(&thisObject->m_enumerationCache); |
| 82 | } |
| 83 | |
| 84 | } // namespace JSC |