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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 JSObject* JSNumberCell::toObject(ExecState* exec) const |
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61 { |
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62 return constructNumber(exec, const_cast<JSNumberCell*>(this)); |
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63 } |
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64 |
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65 JSObject* JSNumberCell::toThisObject(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 bool JSNumberCell::getUInt32(uint32_t& uint32) const |
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71 { |
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72 uint32 = static_cast<uint32_t>(m_value); |
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73 return uint32 == m_value; |
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74 } |
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75 |
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76 JSValue JSNumberCell::getJSNumber() |
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77 { |
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78 return this; |
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79 } |
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80 |
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81 JSValue jsNumberCell(ExecState* exec, double d) |
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82 { |
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83 return new (exec) JSNumberCell(exec, d); |
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84 } |
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85 |
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86 JSValue jsNumberCell(JSGlobalData* globalData, double d) |
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87 { |
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88 return new (globalData) JSNumberCell(globalData, d); |
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89 } |
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90 |
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91 } // namespace JSC |
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92 |
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93 #else // USE(JSVALUE32) |
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94 |
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95 // Keep our exported symbols lists happy. |
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96 namespace JSC { |
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97 |
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98 JSValue jsNumberCell(ExecState*, double); |
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99 |
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100 JSValue jsNumberCell(ExecState*, double) |
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101 { |
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102 ASSERT_NOT_REACHED(); |
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103 return JSValue(); |
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104 } |
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105 |
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106 } // namespace JSC |
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107 |
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108 #endif // USE(JSVALUE32) |