| 1 | /* |
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| 2 | * Copyright (C) 1999-2002 Harri Porten (porten@kde.org) |
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| 3 | * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
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| 4 | * Copyright (C) 2004, 2007, 2008 Apple Inc. All rights reserved. |
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| 5 | * |
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| 6 | * This library is free software; you can redistribute it and/or |
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| 7 | * modify it under the terms of the GNU Library General Public |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * This library is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Library General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Library General Public License |
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| 17 | * along with this library; see the file COPYING.LIB. If not, write to |
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| 18 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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| 19 | * Boston, MA 02110-1301, USA. |
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| 20 | * |
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| 21 | */ |
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| 22 | |
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| 23 | #include "config.h" |
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| 24 | #include "JSNumberCell.h" |
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| 25 | |
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| 26 | #if USE(JSVALUE32) |
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| 27 | |
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| 28 | #include "NumberObject.h" |
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| 29 | #include "UString.h" |
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| 30 | |
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| 31 | namespace JSC { |
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| 32 | |
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| 33 | JSValue JSNumberCell::toPrimitive(ExecState*, PreferredPrimitiveType) const |
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| 34 | { |
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| 35 | return const_cast<JSNumberCell*>(this); |
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| 36 | } |
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| 37 | |
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| 38 | bool JSNumberCell::getPrimitiveNumber(ExecState*, double& number, JSValue& value) |
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| 39 | { |
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| 40 | number = m_value; |
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| 41 | value = this; |
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| 42 | return true; |
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| 43 | } |
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| 44 | |
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| 45 | bool JSNumberCell::toBoolean(ExecState*) const |
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| 46 | { |
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| 47 | return m_value < 0.0 || m_value > 0.0; // false for NaN |
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| 48 | } |
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| 49 | |
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| 50 | double JSNumberCell::toNumber(ExecState*) const |
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| 51 | { |
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| 52 | return m_value; |
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| 53 | } |
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| 54 | |
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| 55 | UString JSNumberCell::toString(ExecState*) const |
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| 56 | { |
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| 57 | return UString::from(m_value); |
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| 58 | } |
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| 59 | |
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| 60 | UString JSNumberCell::toThisString(ExecState*) const |
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| 61 | { |
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| 62 | return UString::from(m_value); |
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| 63 | } |
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| 64 | |
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| 65 | JSObject* JSNumberCell::toObject(ExecState* exec) const |
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| 66 | { |
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| 67 | return constructNumber(exec, const_cast<JSNumberCell*>(this)); |
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| 68 | } |
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| 69 | |
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| 70 | JSObject* JSNumberCell::toThisObject(ExecState* exec) const |
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| 71 | { |
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| 72 | return constructNumber(exec, const_cast<JSNumberCell*>(this)); |
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| 73 | } |
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| 74 | |
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| 75 | bool JSNumberCell::getUInt32(uint32_t& uint32) const |
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| 76 | { |
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| 77 | uint32 = static_cast<uint32_t>(m_value); |
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| 78 | return uint32 == m_value; |
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| 79 | } |
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| 80 | |
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| 81 | JSValue JSNumberCell::getJSNumber() |
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| 82 | { |
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| 83 | return this; |
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| 84 | } |
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| 85 | |
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| 86 | JSValue jsNumberCell(ExecState* exec, double d) |
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| 87 | { |
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| 88 | return new (exec) JSNumberCell(exec, d); |
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| 89 | } |
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| 90 | |
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| 91 | JSValue jsNumberCell(JSGlobalData* globalData, double d) |
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| 92 | { |
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| 93 | return new (globalData) JSNumberCell(globalData, d); |
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| 94 | } |
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| 95 | |
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| 96 | } // namespace JSC |
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| 97 | |
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| 98 | #else // USE(JSVALUE32) |
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| 99 | |
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| 100 | // Keep our exported symbols lists happy. |
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| 101 | namespace JSC { |
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| 102 | |
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| 103 | JSValue jsNumberCell(ExecState*, double); |
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| 104 | |
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| 105 | JSValue jsNumberCell(ExecState*, double) |
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| 106 | { |
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| 107 | ASSERT_NOT_REACHED(); |
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| 108 | return JSValue(); |
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| 109 | } |
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| 110 | |
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| 111 | } // namespace JSC |
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| 112 | |
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| 113 | #endif // USE(JSVALUE32) |
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| 114 | |
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