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 "BooleanPrototype.h"
23
24 #include "Error.h"
25 #include "JSFunction.h"
26 #include "JSString.h"
27 #include "ObjectPrototype.h"
28 #include "PrototypeFunction.h"
29
30 namespace JSC {
31
32 ASSERT_CLASS_FITS_IN_CELL(BooleanPrototype);
33
34 // Functions
35 static JSValue JSC_HOST_CALL booleanProtoFuncToString(ExecState*, JSObject*, JSValue, const ArgList&);
36 static JSValue JSC_HOST_CALL booleanProtoFuncValueOf(ExecState*, JSObject*, JSValue, const ArgList&);
37
38 // ECMA 15.6.4
39
BooleanPrototype(ExecState * exec,PassRefPtr<Structure> structure,Structure * prototypeFunctionStructure)40 BooleanPrototype::BooleanPrototype(ExecState* exec, PassRefPtr<Structure> structure, Structure* prototypeFunctionStructure)
41 : BooleanObject(structure)
42 {
43 setInternalValue(jsBoolean(false));
44
45 putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().toString, booleanProtoFuncToString), DontEnum);
46 putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().valueOf, booleanProtoFuncValueOf), DontEnum);
47 }
48
49
50 // ------------------------------ Functions --------------------------
51
52 // ECMA 15.6.4.2 + 15.6.4.3
53
booleanProtoFuncToString(ExecState * exec,JSObject *,JSValue thisValue,const ArgList &)54 JSValue JSC_HOST_CALL booleanProtoFuncToString(ExecState* exec, JSObject*, JSValue thisValue, const ArgList&)
55 {
56 if (thisValue == jsBoolean(false))
57 return jsNontrivialString(exec, "false");
58
59 if (thisValue == jsBoolean(true))
60 return jsNontrivialString(exec, "true");
61
62 if (!thisValue.isObject(&BooleanObject::info))
63 return throwError(exec, TypeError);
64
65 if (asBooleanObject(thisValue)->internalValue() == jsBoolean(false))
66 return jsNontrivialString(exec, "false");
67
68 ASSERT(asBooleanObject(thisValue)->internalValue() == jsBoolean(true));
69 return jsNontrivialString(exec, "true");
70 }
71
booleanProtoFuncValueOf(ExecState * exec,JSObject *,JSValue thisValue,const ArgList &)72 JSValue JSC_HOST_CALL booleanProtoFuncValueOf(ExecState* exec, JSObject*, JSValue thisValue, const ArgList&)
73 {
74 if (thisValue.isBoolean())
75 return thisValue;
76
77 if (!thisValue.isObject(&BooleanObject::info))
78 return throwError(exec, TypeError);
79
80 return asBooleanObject(thisValue)->internalValue();
81 }
82
83 } // namespace JSC
84