| | 1 | /* |
| | 2 | * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) |
| | 3 | * Copyright (C) 2003, 2008 Apple Inc. All rights reserved. |
| | 4 | * |
| | 5 | * This library is free software; you can redistribute it and/or |
| | 6 | * modify it under the terms of the GNU Lesser General Public |
| | 7 | * License as published by the Free Software Foundation; either |
| | 8 | * version 2 of the License, or (at your option) any later version. |
| | 9 | * |
| | 10 | * This library is distributed in the hope that it will be useful, |
| | 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| | 13 | * Lesser General Public License for more details. |
| | 14 | * |
| | 15 | * You should have received a copy of the GNU Lesser General Public |
| | 16 | * License along with this library; if not, write to the Free Software |
| | 17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| | 18 | * |
| | 19 | */ |
| | 20 | |
| | 21 | #include "config.h" |
| | 22 | #include "NativeErrorConstructor.h" |
| | 23 | |
| | 24 | #include "ErrorInstance.h" |
| | 25 | #include "JSFunction.h" |
| | 26 | #include "JSString.h" |
| | 27 | #include "NativeErrorPrototype.h" |
| | 28 | |
| | 29 | namespace JSC { |
| | 30 | |
| | 31 | ASSERT_CLASS_FITS_IN_CELL(NativeErrorConstructor); |
| | 32 | ASSERT_HAS_TRIVIAL_DESTRUCTOR(NativeErrorConstructor); |
| | 33 | |
| | 34 | const ClassInfo NativeErrorConstructor::s_info = { "Function", &InternalFunction::s_info, 0, 0, CREATE_METHOD_TABLE(NativeErrorConstructor) }; |
| | 35 | |
| | 36 | NativeErrorConstructor::NativeErrorConstructor(JSGlobalObject* globalObject, Structure* structure) |
| | 37 | : InternalFunction(globalObject, structure) |
| | 38 | { |
| | 39 | } |
| | 40 | |
| | 41 | void NativeErrorConstructor::visitChildren(JSCell* cell, SlotVisitor& visitor) |
| | 42 | { |
| | 43 | NativeErrorConstructor* thisObject = jsCast<NativeErrorConstructor*>(cell); |
| | 44 | ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info); |
| | 45 | COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag); |
| | 46 | ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren()); |
| | 47 | InternalFunction::visitChildren(thisObject, visitor); |
| | 48 | if (thisObject->m_errorStructure) |
| | 49 | visitor.append(&thisObject->m_errorStructure); |
| | 50 | } |
| | 51 | |
| | 52 | static EncodedJSValue JSC_HOST_CALL constructWithNativeErrorConstructor(ExecState* exec) |
| | 53 | { |
| | 54 | JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined(); |
| | 55 | Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure(); |
| | 56 | ASSERT(errorStructure); |
| | 57 | return JSValue::encode(ErrorInstance::create(exec, errorStructure, message)); |
| | 58 | } |
| | 59 | |
| | 60 | ConstructType NativeErrorConstructor::getConstructData(JSCell*, ConstructData& constructData) |
| | 61 | { |
| | 62 | constructData.native.function = constructWithNativeErrorConstructor; |
| | 63 | return ConstructTypeHost; |
| | 64 | } |
| | 65 | |
| | 66 | static EncodedJSValue JSC_HOST_CALL callNativeErrorConstructor(ExecState* exec) |
| | 67 | { |
| | 68 | JSValue message = exec->argumentCount() ? exec->argument(0) : jsUndefined(); |
| | 69 | Structure* errorStructure = static_cast<NativeErrorConstructor*>(exec->callee())->errorStructure(); |
| | 70 | return JSValue::encode(ErrorInstance::create(exec, errorStructure, message)); |
| | 71 | } |
| | 72 | |
| | 73 | CallType NativeErrorConstructor::getCallData(JSCell*, CallData& callData) |
| | 74 | { |
| | 75 | callData.native.function = callNativeErrorConstructor; |
| | 76 | return CallTypeHost; |
| | 77 | } |
| | 78 | |
| | 79 | } // namespace JSC |
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