1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
/*
* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
* Copyright (C) 2003, 2008 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "config.h"
#include "ErrorPrototype.h"
#include "JSFunction.h"
#include "JSString.h"
#include "JSStringBuilder.h"
#include "ObjectPrototype.h"
#include "PrototypeFunction.h"
#include "UString.h"
namespace JSC {
ASSERT_CLASS_FITS_IN_CELL(ErrorPrototype);
static EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState*);
// ECMA 15.9.4
ErrorPrototype::ErrorPrototype(ExecState* exec, JSGlobalObject* globalObject, NonNullPassRefPtr<Structure> structure, Structure* prototypeFunctionStructure)
: ErrorInstance(&exec->globalData(), structure)
{
// The constructor will be added later in ErrorConstructor's constructor
putDirectWithoutTransition(exec->propertyNames().name, jsNontrivialString(exec, "Error"), DontEnum);
putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, globalObject, prototypeFunctionStructure, 0, exec->propertyNames().toString, errorProtoFuncToString), DontEnum);
}
EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState* exec)
{
JSObject* thisObj = exec->hostThisValue().toThisObject(exec);
JSValue name = thisObj->get(exec, exec->propertyNames().name);
JSValue message = thisObj->get(exec, exec->propertyNames().message);
// Mozilla-compatible format.
if (!name.isUndefined()) {
if (!message.isUndefined())
return JSValue::encode(jsMakeNontrivialString(exec, name.toString(exec), ": ", message.toString(exec)));
return JSValue::encode(jsNontrivialString(exec, name.toString(exec)));
}
if (!message.isUndefined())
return JSValue::encode(jsMakeNontrivialString(exec, "Error: ", message.toString(exec)));
return JSValue::encode(jsNontrivialString(exec, "Error"));
}
} // namespace JSC
|