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annotate src/pt-select.cc @ 10315:57a59eae83cc

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untabify src C++ source files
author John W. Eaton <jwe@octave.org>
date Thu, 11 Feb 2010 12:41:46 -0500
parents cd96d29c5efa
children e5c752231985
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1 /*
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2
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3 Copyright (C) 1996, 1997, 2000, 2002, 2004, 2005, 2006, 2007, 2008, 2009
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4 John W. Eaton
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 #include "error.h"
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29 #include "oct-obj.h"
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30 #include "ov.h"
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31 #include "pt-cmd.h"
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32 #include "pt-exp.h"
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33 #include "pt-select.h"
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34 #include "pt-stmt.h"
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35 #include "pt-walk.h"
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36 #include "Cell.h"
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37 #include "ov-typeinfo.h"
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38
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39 // If clauses.
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40
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41 tree_if_clause::~tree_if_clause (void)
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42 {
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43 delete expr;
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44 delete list;
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45 delete lead_comm;
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46 }
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47
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48 tree_if_clause *
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49 tree_if_clause::dup (symbol_table::scope_id scope,
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50 symbol_table::context_id context) const
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51 {
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52 return new tree_if_clause (expr ? expr->dup (scope, context) : 0,
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53 list ? list->dup (scope, context) : 0,
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54 lead_comm ? lead_comm->dup () : 0);
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55 }
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56
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57 void
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58 tree_if_clause::accept (tree_walker& tw)
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59 {
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60 tw.visit_if_clause (*this);
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61 }
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62
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63 // List of if commands.
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64
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65 tree_if_command_list *
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66 tree_if_command_list::dup (symbol_table::scope_id scope,
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67 symbol_table::context_id context) const
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68 {
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69 tree_if_command_list *new_icl = new tree_if_command_list ();
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70
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71 for (const_iterator p = begin (); p != end (); p++)
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72 {
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73 const tree_if_clause *elt = *p;
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74
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75 new_icl->append (elt ? elt->dup (scope, context) : 0);
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76 }
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77
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78 return new_icl;
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79 }
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80
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81 void
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82 tree_if_command_list::accept (tree_walker& tw)
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83 {
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84 tw.visit_if_command_list (*this);
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85 }
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86
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87 // If.
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88
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89 tree_if_command::~tree_if_command (void)
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90 {
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91 delete list;
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92 delete lead_comm;
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93 delete trail_comm;
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94 }
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95
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96 void
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97 tree_if_command::set_breakpoint (void)
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98 {
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99 if (list)
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100 {
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101 tree_if_clause *elt = list->front ();
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102
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103 if (elt)
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104 elt->set_breakpoint ();
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105 }
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106 }
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107
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108 void
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109 tree_if_command::delete_breakpoint (void)
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110 {
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111 if (list)
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112 {
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113 tree_if_clause *elt = list->front ();
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114
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115 if (elt)
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116 elt->set_breakpoint ();
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117 }
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118 }
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119
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120 tree_command *
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121 tree_if_command::dup (symbol_table::scope_id scope,
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122 symbol_table::context_id context) const
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123 {
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124 return new tree_if_command (list ? list->dup (scope, context) : 0,
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125 lead_comm ? lead_comm->dup () : 0,
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126 trail_comm ? trail_comm->dup () : 0,
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127 line (), column ());
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128 }
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129
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130 void
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131 tree_if_command::accept (tree_walker& tw)
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132 {
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133 tw.visit_if_command (*this);
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134 }
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135
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136 // Switch cases.
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137
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138 tree_switch_case::~tree_switch_case (void)
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139 {
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140 delete label;
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141 delete list;
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142 delete lead_comm;
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143 }
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144
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145
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146 bool
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147 tree_switch_case::label_matches (const octave_value& val)
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148 {
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149 octave_value label_value = label->rvalue1 ();
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150
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151 if (! error_state && label_value.is_defined() )
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152 {
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153 if (label_value.is_cell ())
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154 {
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155 Cell cell (label_value.cell_value ());
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156
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157 for (octave_idx_type i = 0; i < cell.rows (); i++)
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158 {
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159 for (octave_idx_type j = 0; j < cell.columns (); j++)
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160 {
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161 bool match = val.is_equal (cell(i,j));
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162
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163 if (error_state)
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164 return false;
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165 else if (match)
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166 return true;
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167 }
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168 }
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169 }
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170 else
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171 {
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172 bool match = val.is_equal (label_value);
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173
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174 if (error_state)
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175 return false;
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176 else
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177 return match;
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178 }
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179 }
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180
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181 return false;
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182 }
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183
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184 tree_switch_case *
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185 tree_switch_case::dup (symbol_table::scope_id scope,
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186 symbol_table::context_id context) const
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187 {
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188 return new tree_switch_case (label ? label->dup (scope, context) : 0,
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189 list ? list->dup (scope, context) : 0,
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190 lead_comm ? lead_comm->dup () : 0);
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191 }
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192
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193 void
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194 tree_switch_case::accept (tree_walker& tw)
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195 {
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196 tw.visit_switch_case (*this);
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197 }
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198
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199 // List of switch cases.
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200
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201 tree_switch_case_list *
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202 tree_switch_case_list::dup (symbol_table::scope_id scope,
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203 symbol_table::context_id context) const
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204 {
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205 tree_switch_case_list *new_scl = new tree_switch_case_list ();
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206
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207 for (const_iterator p = begin (); p != end (); p++)
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208 {
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209 const tree_switch_case *elt = *p;
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210
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211 new_scl->append (elt ? elt->dup (scope, context) : 0);
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212 }
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213
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214 return new_scl;
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215 }
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216
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217 void
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218 tree_switch_case_list::accept (tree_walker& tw)
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219 {
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220 tw.visit_switch_case_list (*this);
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221 }
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222
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223 // Switch.
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224
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225 tree_switch_command::~tree_switch_command (void)
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226 {
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227 delete expr;
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228 delete list;
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229 delete lead_comm;
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230 delete trail_comm;
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231 }
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232
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233 void
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234 tree_switch_command::set_breakpoint (void)
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235 {
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236 if (list)
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237 {
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238 tree_switch_case *elt = list->front ();
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239
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240 if (elt)
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241 elt->set_breakpoint ();
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242 }
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243 }
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244
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245 void
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246 tree_switch_command::delete_breakpoint (void)
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247 {
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248 if (list)
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249 {
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250 tree_switch_case *elt = list->front ();
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251
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252 if (elt)
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253 elt->set_breakpoint ();
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254 }
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255 }
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256
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257 tree_command *
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258 tree_switch_command::dup (symbol_table::scope_id scope,
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259 symbol_table::context_id context) const
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260 {
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261 return new tree_switch_command (expr ? expr->dup (scope, context) : 0,
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262 list ? list->dup (scope, context) : 0,
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263 lead_comm ? lead_comm->dup () : 0,
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264 trail_comm ? trail_comm->dup () : 0,
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265 line (), column ());
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266 }
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267
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268 void
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269 tree_switch_command::accept (tree_walker& tw)
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270 {
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271 tw.visit_switch_command (*this);
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272 }