2 * Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
3 * Copyright (C) 2003, 2008 Apple Inc. All rights reserved.
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.
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.
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
22 #include "ErrorPrototype.h"
24 #include "JSFunction.h"
26 #include "JSStringBuilder.h"
27 #include "ObjectPrototype.h"
28 #include "StringRecursionChecker.h"
33 ASSERT_CLASS_FITS_IN_CELL(ErrorPrototype);
35 static EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState*);
39 #include "ErrorPrototype.lut.h"
43 const ClassInfo ErrorPrototype::s_info = { "Error", &ErrorInstance::s_info, 0, ExecState::errorPrototypeTable };
45 /* Source for ErrorPrototype.lut.h
46 @begin errorPrototypeTable
47 toString errorProtoFuncToString DontEnum|Function 0
51 ASSERT_CLASS_FITS_IN_CELL(ErrorPrototype);
53 ErrorPrototype::ErrorPrototype(ExecState* exec, Structure* structure)
54 : ErrorInstance(exec->globalData(), structure)
58 void ErrorPrototype::finishCreation(ExecState* exec, JSGlobalObject*)
60 Base::finishCreation(exec->globalData(), "");
61 ASSERT(inherits(&s_info));
62 putDirect(exec->globalData(), exec->propertyNames().name, jsNontrivialString(exec, "Error"), DontEnum);
65 bool ErrorPrototype::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot &slot)
67 return getStaticFunctionSlot<ErrorInstance>(exec, ExecState::errorPrototypeTable(exec), this, propertyName, slot);
70 bool ErrorPrototype::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
72 return getStaticFunctionDescriptor<ErrorInstance>(exec, ExecState::errorPrototypeTable(exec), this, propertyName, descriptor);
75 // ------------------------------ Functions ---------------------------
77 EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState* exec)
79 JSObject* thisObj = exec->hostThisValue().toThisObject(exec);
81 StringRecursionChecker checker(exec, thisObj);
82 if (EncodedJSValue earlyReturnValue = checker.earlyReturnValue())
83 return earlyReturnValue;
85 JSValue name = thisObj->get(exec, exec->propertyNames().name);
86 JSValue message = thisObj->get(exec, exec->propertyNames().message);
88 // Mozilla-compatible format.
90 if (!name.isUndefined()) {
91 if (!message.isUndefined())
92 return JSValue::encode(jsMakeNontrivialString(exec, name.toString(exec), ": ", message.toString(exec)));
93 return JSValue::encode(jsNontrivialString(exec, name.toString(exec)));
95 if (!message.isUndefined())
96 return JSValue::encode(jsMakeNontrivialString(exec, "Error: ", message.toString(exec)));
97 return JSValue::encode(jsNontrivialString(exec, "Error"));