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 "ErrorConstructor.h" |
23 | |
24 | #include "ErrorPrototype.h" |
25 | #include "JSGlobalObject.h" |
26 | #include "JSString.h" |
27 | |
28 | namespace JSC { |
29 | |
30 | ASSERT_CLASS_FITS_IN_CELL(ErrorConstructor); |
31 | |
32 | ErrorConstructor::ErrorConstructor(ExecState* exec, NonNullPassRefPtr<Structure> structure, ErrorPrototype* errorPrototype) |
33 | : InternalFunction(&exec->globalData(), structure, Identifier(exec, errorPrototype->classInfo()->className)) |
34 | { |
35 | // ECMA 15.11.3.1 Error.prototype |
36 | putDirectWithoutTransition(propertyName: exec->propertyNames().prototype, value: errorPrototype, attributes: DontEnum | DontDelete | ReadOnly); |
37 | putDirectWithoutTransition(propertyName: exec->propertyNames().length, value: jsNumber(exec, i: 1), attributes: DontDelete | ReadOnly | DontEnum); |
38 | } |
39 | |
40 | // ECMA 15.9.3 |
41 | ErrorInstance* constructError(ExecState* exec, const ArgList& args) |
42 | { |
43 | ErrorInstance* obj = new (exec) ErrorInstance(exec->lexicalGlobalObject()->errorStructure()); |
44 | if (!args.at(idx: 0).isUndefined()) |
45 | obj->putDirect(propertyName: exec->propertyNames().message, value: jsString(exec, s: args.at(idx: 0).toString(exec))); |
46 | return obj; |
47 | } |
48 | |
49 | static JSObject* constructWithErrorConstructor(ExecState* exec, JSObject*, const ArgList& args) |
50 | { |
51 | return constructError(exec, args); |
52 | } |
53 | |
54 | ConstructType ErrorConstructor::getConstructData(ConstructData& constructData) |
55 | { |
56 | constructData.native.function = constructWithErrorConstructor; |
57 | return ConstructTypeHost; |
58 | } |
59 | |
60 | // ECMA 15.9.2 |
61 | static JSValue JSC_HOST_CALL callErrorConstructor(ExecState* exec, JSObject*, JSValue, const ArgList& args) |
62 | { |
63 | // "Error()" gives the sames result as "new Error()" |
64 | return constructError(exec, args); |
65 | } |
66 | |
67 | CallType ErrorConstructor::getCallData(CallData& callData) |
68 | { |
69 | callData.native.function = callErrorConstructor; |
70 | return CallTypeHost; |
71 | } |
72 | |
73 | } // namespace JSC |
74 | |