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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #include "qxmlname.h" |
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43 |
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44 #include "qfunctionsignature_p.h" |
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45 |
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46 QT_BEGIN_NAMESPACE |
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47 |
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48 using namespace QPatternist; |
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49 |
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50 FunctionSignature::FunctionSignature(const QXmlName nameP, |
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51 const Arity minArgs, |
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52 const Arity maxArgs, |
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53 const SequenceType::Ptr &returnTypeP, |
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54 const Expression::Properties props, |
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55 const Expression::ID idP) : CallTargetDescription(nameP) |
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56 , m_minArgs(minArgs) |
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57 , m_maxArgs(maxArgs) |
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58 , m_returnType(returnTypeP) |
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59 , m_arguments() |
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60 , m_props(props) |
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61 , m_id(idP) |
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62 { |
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63 Q_ASSERT(minArgs <= maxArgs || maxArgs == FunctionSignature::UnlimitedArity); |
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64 Q_ASSERT(m_maxArgs >= -1); |
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65 Q_ASSERT(returnTypeP); |
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66 } |
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67 |
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68 void FunctionSignature::appendArgument(const QXmlName::LocalNameCode nameP, |
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69 const SequenceType::Ptr &type) |
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70 { |
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71 Q_ASSERT(type); |
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72 |
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73 m_arguments.append(FunctionArgument::Ptr(new FunctionArgument(QXmlName(StandardNamespaces::empty, nameP), type))); |
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74 } |
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75 |
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76 QString FunctionSignature::displayName(const NamePool::Ptr &np) const |
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77 { |
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78 QString result; |
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79 result += np->displayName(name()); |
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80 result += QLatin1Char('('); |
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81 |
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82 FunctionArgument::List::const_iterator it(m_arguments.constBegin()); |
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83 const FunctionArgument::List::const_iterator end(m_arguments.constEnd()); |
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84 |
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85 if(it != end) |
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86 { |
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87 while(true) |
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88 { |
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89 result += QLatin1Char('$'); |
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90 result += np->displayName((*it)->name()); |
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91 result += QLatin1String(" as "); |
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92 result += (*it)->type()->displayName(np); |
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93 |
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94 ++it; |
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95 if(it == end) |
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96 break; |
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97 |
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98 result += QLatin1String(", "); |
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99 } |
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100 } |
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101 |
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102 if(m_maxArgs == FunctionSignature::UnlimitedArity) |
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103 result += QLatin1String(", ..."); |
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104 |
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105 result += QLatin1String(") as "); |
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106 result += m_returnType->displayName(np); |
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107 |
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108 return result; |
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109 } |
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110 |
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111 bool FunctionSignature::operator==(const FunctionSignature &other) const |
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112 { |
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113 return name() == other.name() && |
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114 isArityValid(other.maximumArguments()) && |
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115 isArityValid(other.minimumArguments()); |
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116 } |
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117 |
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118 void FunctionSignature::setArguments(const FunctionArgument::List &args) |
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119 { |
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120 m_arguments = args; |
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121 } |
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122 |
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123 FunctionArgument::List FunctionSignature::arguments() const |
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124 { |
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125 return m_arguments; |
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126 } |
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127 |
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128 bool FunctionSignature::isArityValid(const xsInteger arity) const |
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129 { |
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130 return arity >= m_minArgs && arity <= m_maxArgs; |
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131 } |
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132 |
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133 FunctionSignature::Arity FunctionSignature::minimumArguments() const |
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134 { |
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135 return m_minArgs; |
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136 } |
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137 |
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138 FunctionSignature::Arity FunctionSignature::maximumArguments() const |
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139 { |
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140 return m_maxArgs; |
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141 } |
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142 |
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143 SequenceType::Ptr FunctionSignature::returnType() const |
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144 { |
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145 return m_returnType; |
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146 } |
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147 |
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148 Expression::Properties FunctionSignature::properties() const |
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149 { |
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150 return m_props; |
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151 } |
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152 |
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153 Expression::ID FunctionSignature::id() const |
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154 { |
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155 return m_id; |
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156 } |
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157 |
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158 QT_END_NAMESPACE |