Mercurial > octave
annotate libinterp/corefcn/symscope.h @ 25054:6652d3823428 stable
maint: Update copyright dates in all source files.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 30 Mar 2018 09:19:05 -0400 |
parents | c16ad80274c9 |
children | 078b795c5219 |
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1 /* |
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2 |
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3 Copyright (C) 1993-2018 John W. Eaton |
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4 Copyright (C) 2009 VZLU Prague |
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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 |
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10 the Free Software Foundation, either version 3 of the License, or |
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11 (at your 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 |
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14 WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License 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 <https://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #if ! defined (octave_symscope_h) |
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25 #define octave_symscope_h 1 |
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26 |
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27 #include "octave-config.h" |
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28 |
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29 #include <deque> |
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30 #include <limits> |
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31 #include <list> |
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32 #include <map> |
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33 #include <memory> |
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34 #include <set> |
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35 #include <string> |
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36 |
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37 #include "glob-match.h" |
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38 #include "lo-regexp.h" |
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39 #include "oct-refcount.h" |
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40 |
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41 class tree_argument_list; |
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42 class octave_user_function; |
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43 |
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44 #include "ov.h" |
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45 #include "ovl.h" |
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46 #include "symrec.h" |
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47 |
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48 namespace octave |
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49 { |
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50 class symbol_scope; |
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51 |
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52 class symbol_scope_rep |
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53 : public std::enable_shared_from_this<symbol_scope_rep> |
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54 { |
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55 public: |
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56 |
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57 typedef std::map<std::string, symbol_record>::const_iterator |
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58 table_const_iterator; |
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59 typedef std::map<std::string, symbol_record>::iterator |
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60 table_iterator; |
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61 |
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62 typedef std::map<std::string, octave_value>::const_iterator |
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63 subfunctions_const_iterator; |
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64 typedef std::map<std::string, octave_value>::iterator |
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65 subfunctions_iterator; |
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66 |
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67 symbol_scope_rep (const std::string& name = "") |
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68 : m_name (name), m_symbols (), m_subfunctions (), m_fcn (nullptr), |
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69 m_parent (), m_children (), m_is_nested (false), |
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70 m_is_static (false), m_context (0) |
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71 { } |
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72 |
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73 // No copying! |
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74 |
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75 symbol_scope_rep (const symbol_scope&) = delete; |
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76 |
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77 symbol_scope_rep& operator = (const symbol_scope&) = delete; |
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78 |
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79 ~symbol_scope_rep (void) = default; |
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80 |
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81 void insert_symbol_record (const symbol_record& sr) |
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82 { |
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83 m_symbols[sr.name ()] = sr; |
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84 } |
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85 |
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86 bool is_nested (void) const { return m_is_nested; } |
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87 |
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88 void mark_nested (void) { m_is_nested = true; } |
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89 |
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90 bool is_static (void) const { return m_is_static; } |
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91 |
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92 void mark_static (void) { m_is_static = true; } |
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93 |
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94 std::shared_ptr<symbol_scope_rep> parent_scope_rep (void) const |
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95 { |
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96 return m_parent.lock (); |
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97 } |
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98 |
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99 std::shared_ptr<symbol_scope_rep> dup (void) const |
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100 { |
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101 std::shared_ptr<symbol_scope_rep> new_sid |
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102 = std::shared_ptr<symbol_scope_rep> (new symbol_scope_rep (m_name)); |
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103 |
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104 for (const auto& nm_sr : m_symbols) |
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105 new_sid->insert_symbol_record (nm_sr.second.dup (new_sid)); |
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106 |
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107 new_sid->m_parent = m_parent; |
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108 |
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109 return new_sid; |
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110 } |
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111 |
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112 void set_context (symbol_record::context_id context) |
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113 { |
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114 m_context = context; |
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115 } |
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116 |
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117 symbol_record::context_id current_context (void) const |
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118 { |
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119 return m_context; |
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120 } |
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121 |
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122 symbol_record find_symbol (const std::string& name) |
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123 { |
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124 table_iterator p = m_symbols.find (name); |
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125 |
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126 if (p == m_symbols.end ()) |
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127 return insert (name); |
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128 else |
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129 return p->second; |
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130 } |
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131 |
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132 void inherit_internal |
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133 (const std::shared_ptr<symbol_scope_rep>& donor_scope_rep) |
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134 { |
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135 for (auto& nm_sr : m_symbols) |
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136 { |
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137 symbol_record& sr = nm_sr.second; |
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138 |
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139 if (! (sr.is_automatic () || sr.is_formal ())) |
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140 { |
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141 std::string nm = sr.name (); |
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142 |
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143 if (nm != "__retval__") |
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144 { |
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145 octave_value val = donor_scope_rep->varval (nm); |
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146 |
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147 if (val.is_defined ()) |
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148 { |
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149 sr.assign (val, m_context); |
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150 |
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151 sr.mark_inherited (); |
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152 } |
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153 } |
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154 } |
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155 } |
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156 } |
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157 |
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158 void inherit (const std::shared_ptr<symbol_scope_rep>& donor_scope_rep) |
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159 { |
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160 std::shared_ptr<symbol_scope_rep> dsr = donor_scope_rep; |
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161 |
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162 while (dsr) |
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163 { |
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164 inherit_internal (dsr); |
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165 |
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166 if (dsr->is_nested ()) |
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167 dsr = parent_scope_rep (); |
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168 else |
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169 break; |
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170 } |
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171 } |
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172 |
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173 octave_value |
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174 find (const std::string& name, const octave_value_list& args, |
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175 bool skip_variables, bool local_funcs); |
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176 |
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177 symbol_record& |
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178 insert (const std::string& name, bool force_add = false); |
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179 |
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180 void rename (const std::string& old_name, const std::string& new_name) |
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181 { |
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182 table_iterator p = m_symbols.find (old_name); |
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183 |
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184 if (p != m_symbols.end ()) |
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185 { |
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186 symbol_record sr = p->second; |
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187 |
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188 sr.rename (new_name); |
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189 |
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190 m_symbols.erase (p); |
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191 |
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192 m_symbols[new_name] = sr; |
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193 } |
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194 } |
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195 |
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196 void assign (const std::string& name, const octave_value& value, |
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197 bool force_add) |
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198 { |
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199 table_iterator p = m_symbols.find (name); |
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200 |
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201 if (p == m_symbols.end ()) |
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202 { |
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203 symbol_record& sr = insert (name, force_add); |
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204 |
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205 sr.assign (value, m_context); |
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206 } |
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207 else |
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208 p->second.assign (value, m_context); |
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209 } |
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210 |
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211 void assign (const std::string& name, |
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212 const octave_value& value = octave_value ()) |
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213 { |
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214 assign (name, value, false); |
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215 } |
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216 |
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217 void force_assign (const std::string& name, const octave_value& value) |
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218 { |
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219 table_iterator p = m_symbols.find (name); |
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220 |
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221 if (p == m_symbols.end ()) |
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222 { |
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223 symbol_record& sr = insert (name, true); |
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224 |
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225 sr.assign (value, m_context); |
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226 } |
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227 else |
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228 p->second.assign (value, m_context); |
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229 } |
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230 |
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231 octave_value varval (const std::string& name) const |
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232 { |
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233 table_const_iterator p = m_symbols.find (name); |
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234 |
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235 return (p != m_symbols.end () |
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236 ? p->second.varval (m_context) : octave_value ()); |
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237 } |
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238 |
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239 bool is_variable (const std::string& name) const |
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240 { |
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241 bool retval = false; |
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242 |
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243 table_const_iterator p = m_symbols.find (name); |
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244 |
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245 if (p != m_symbols.end ()) |
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246 { |
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247 const symbol_record& sr = p->second; |
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248 |
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249 retval = sr.is_variable (m_context); |
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250 } |
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251 |
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252 return retval; |
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253 } |
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254 |
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255 void push_context (void) |
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256 { |
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257 for (auto& nm_sr : m_symbols) |
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258 nm_sr.second.push_context (); |
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259 } |
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260 |
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261 void pop_context (void) |
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262 { |
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263 table_iterator tbl_it = m_symbols.begin (); |
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264 |
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265 while (tbl_it != m_symbols.end ()) |
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266 { |
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267 if (tbl_it->second.pop_context () == 0) |
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268 m_symbols.erase (tbl_it++); |
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269 else |
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270 tbl_it++; |
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271 } |
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272 } |
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273 |
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274 void refresh (void) |
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275 { |
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276 for (auto& nm_sr : m_symbols) |
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277 { |
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278 symbol_record& sr = nm_sr.second; |
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279 |
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280 if (! (sr.is_persistent () || sr.is_forwarded ())) |
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281 sr.clear (m_context); |
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282 } |
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283 } |
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284 |
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285 void clear_variables (void) |
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286 { |
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287 for (auto& nm_sr : m_symbols) |
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288 nm_sr.second.clear (m_context); |
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289 } |
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290 |
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291 void clear_objects (void) |
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292 { |
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293 for (auto& nm_sr : m_symbols) |
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294 { |
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295 symbol_record& sr = nm_sr.second; |
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296 octave_value val = sr.varval (m_context); |
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297 if (val.isobject ()) |
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298 nm_sr.second.clear (m_context); |
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299 } |
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300 } |
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301 |
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302 void clear_variable (const std::string& name) |
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303 { |
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304 table_iterator p = m_symbols.find (name); |
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305 |
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306 if (p != m_symbols.end ()) |
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307 p->second.clear (m_context); |
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308 else if (m_is_nested) |
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309 { |
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310 std::shared_ptr<symbol_scope_rep> psr = parent_scope_rep (); |
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311 |
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312 if (psr) |
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313 psr->clear_variable (name); |
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314 } |
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315 } |
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316 |
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317 void clear_variable_pattern (const std::string& pat) |
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318 { |
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319 glob_match pattern (pat); |
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320 |
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321 for (auto& nm_sr : m_symbols) |
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322 { |
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323 symbol_record& sr = nm_sr.second; |
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324 |
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325 if (sr.is_defined (m_context) || sr.is_global ()) |
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326 { |
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327 if (pattern.match (sr.name ())) |
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328 sr.clear (m_context); |
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329 } |
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330 } |
24982
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331 |
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332 if (m_is_nested) |
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333 { |
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334 std::shared_ptr<symbol_scope_rep> psr = parent_scope_rep (); |
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335 |
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336 if (psr) |
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337 psr->clear_variable_pattern (pat); |
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338 } |
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339 } |
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340 |
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341 void clear_variable_regexp (const std::string& pat) |
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342 { |
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343 octave::regexp pattern (pat); |
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344 |
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345 for (auto& nm_sr : m_symbols) |
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346 { |
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347 symbol_record& sr = nm_sr.second; |
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348 |
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349 if (sr.is_defined (m_context) || sr.is_global ()) |
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350 { |
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351 if (pattern.is_match (sr.name ())) |
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352 sr.clear (m_context); |
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353 } |
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354 } |
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355 |
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356 if (m_is_nested) |
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357 { |
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358 std::shared_ptr<symbol_scope_rep> psr = parent_scope_rep (); |
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359 |
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360 if (psr) |
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361 psr->clear_variable_regexp (pat); |
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362 } |
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363 } |
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364 |
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365 void mark_automatic (const std::string& name) |
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366 { |
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367 insert (name).mark_automatic (); |
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368 } |
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369 |
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370 void mark_hidden (const std::string& name) |
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371 { |
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372 insert (name).mark_hidden (); |
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373 } |
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374 |
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375 void mark_global (const std::string& name) |
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376 { |
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377 insert (name).mark_global (); |
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378 } |
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379 |
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380 std::list<symbol_record> |
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381 all_variables (bool defined_only = true, |
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382 unsigned int exclude = symbol_record::hidden) const |
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383 { |
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384 std::list<symbol_record> retval; |
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385 |
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386 for (const auto& nm_sr : m_symbols) |
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387 { |
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388 const symbol_record& sr = nm_sr.second; |
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389 |
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390 if ((defined_only && ! sr.is_defined (m_context)) |
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391 || (sr.storage_class () & exclude)) |
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392 continue; |
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393 |
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394 retval.push_back (sr); |
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395 } |
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396 |
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397 return retval; |
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398 } |
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399 |
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400 std::list<symbol_record> |
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401 glob (const std::string& pattern, bool vars_only = false) const |
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402 { |
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403 std::list<symbol_record> retval; |
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404 |
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405 glob_match pat (pattern); |
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406 |
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407 for (const auto& nm_sr : m_symbols) |
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408 { |
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409 if (pat.match (nm_sr.first)) |
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410 { |
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411 const symbol_record& sr = nm_sr.second; |
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412 |
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413 if (vars_only && ! sr.is_variable (m_context)) |
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414 continue; |
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415 |
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416 retval.push_back (sr); |
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417 } |
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418 } |
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419 |
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420 return retval; |
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421 } |
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422 |
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423 std::list<symbol_record> |
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424 regexp (const std::string& pattern, bool vars_only = false) const |
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425 { |
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426 std::list<symbol_record> retval; |
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427 |
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428 octave::regexp pat (pattern); |
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429 |
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430 for (const auto& nm_sr : m_symbols) |
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431 { |
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432 if (pat.is_match (nm_sr.first)) |
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433 { |
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434 const symbol_record& sr = nm_sr.second; |
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435 |
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436 if (vars_only && ! sr.is_variable (m_context)) |
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437 continue; |
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438 |
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439 retval.push_back (sr); |
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440 } |
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441 } |
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442 |
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443 return retval; |
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444 } |
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445 |
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446 std::list<std::string> variable_names (void) |
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447 { |
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448 std::list<std::string> retval; |
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449 |
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450 for (const auto& nm_sr : m_symbols) |
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451 { |
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452 if (nm_sr.second.is_variable (m_context)) |
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453 retval.push_back (nm_sr.first); |
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454 } |
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455 |
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456 retval.sort (); |
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457 |
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458 return retval; |
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459 } |
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460 |
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461 bool is_local_variable (const std::string& name) const |
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462 { |
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463 table_const_iterator p = m_symbols.find (name); |
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464 |
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465 return (p != m_symbols.end () |
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466 && ! p->second.is_global () |
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467 && p->second.is_defined (m_context)); |
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468 } |
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469 |
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470 bool is_global (const std::string& name) const |
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471 { |
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472 table_const_iterator p = m_symbols.find (name); |
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473 |
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474 return p != m_symbols.end () && p->second.is_global (); |
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475 } |
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476 |
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477 void install_subfunction (const std::string& name, |
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478 const octave_value& fval) |
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479 { |
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480 m_subfunctions[name] = fval; |
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481 } |
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482 |
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483 void install_nestfunction (const std::string& name, |
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484 const octave_value& fval, |
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485 const symbol_scope& fcn_scope) |
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486 { |
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487 m_subfunctions[name] = fval; |
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488 |
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489 m_children.push_back (fcn_scope); |
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490 } |
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491 |
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492 octave_value find_subfunction (const std::string& name) const; |
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493 |
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494 void lock_subfunctions (void) |
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495 { |
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496 for (auto& nm_sf : m_subfunctions) |
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497 nm_sf.second.lock (); |
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498 } |
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499 |
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500 void unlock_subfunctions (void) |
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501 { |
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502 for (auto& nm_sf : m_subfunctions) |
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503 nm_sf.second.unlock (); |
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504 } |
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505 |
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506 std::map<std::string, octave_value> subfunctions (void) const |
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507 { |
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508 return m_subfunctions; |
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509 } |
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510 |
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511 void erase_subfunctions (void) |
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512 { |
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513 m_subfunctions.clear (); |
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514 } |
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515 |
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516 void mark_subfunctions_in_scope_as_private (const std::string& class_name); |
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517 |
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518 bool has_subfunctions (void) const |
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519 { |
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520 return ! m_subfunction_names.empty (); |
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521 } |
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522 |
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523 void stash_subfunction_names (const std::list<std::string>& names) |
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524 { |
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525 m_subfunction_names = names; |
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526 } |
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527 |
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528 std::list<std::string> subfunction_names (void) const |
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529 { |
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530 return m_subfunction_names; |
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531 } |
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532 |
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533 octave_value dump (void) const; |
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534 |
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535 std::string name (void) const { return m_name; } |
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536 |
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537 void cache_name (const std::string& name) { m_name = name; } |
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538 |
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539 octave_user_function *function (void) { return m_fcn; } |
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540 |
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541 void set_function (octave_user_function *fcn) { m_fcn = fcn; } |
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542 |
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543 void set_parent (const std::shared_ptr<symbol_scope_rep>& parent); |
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544 |
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545 void update_nest (void); |
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546 |
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547 bool look_nonlocal (const std::string& name, symbol_record& result); |
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548 |
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549 void bind_script_symbols (const std::shared_ptr<symbol_scope_rep>& curr_scope); |
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550 |
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551 void unbind_script_symbols (void); |
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552 |
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553 octave_value dump_symbols_map (void) const; |
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554 |
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555 private: |
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556 |
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557 //! Name for this scope (usually the corresponding filename of the |
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558 //! function corresponding to the scope). |
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559 |
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560 std::string m_name; |
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561 |
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562 //! Map from symbol names to symbol info. |
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563 |
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564 std::map<std::string, symbol_record> m_symbols; |
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565 |
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566 //! Map from symbol names to subfunctions. |
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567 |
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568 std::map<std::string, octave_value> m_subfunctions; |
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569 |
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570 //! The list of subfunctions (if any) in the order they appear in |
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571 //! the function file. |
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572 |
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573 std::list<std::string> m_subfunction_names; |
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574 |
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575 //! The associated user code (may be null). |
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576 |
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577 octave_user_function *m_fcn; |
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578 |
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579 //! Parent of nested function (may be null). |
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580 |
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581 std::weak_ptr<symbol_scope_rep> m_parent; |
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582 |
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583 //! Child nested functions. |
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584 |
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585 std::vector<symbol_scope> m_children; |
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586 |
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587 //! If true, then this scope belongs to a nested function. |
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588 |
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589 bool m_is_nested; |
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590 |
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591 //! If true then no variables can be added. |
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592 |
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593 bool m_is_static; |
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594 |
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595 symbol_record::context_id m_context; |
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596 }; |
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597 |
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598 class symbol_scope |
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599 { |
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600 public: |
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601 |
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602 // Create a valid but possibly unnamed scope. |
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603 symbol_scope (const std::string& name) |
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604 : m_rep (new symbol_scope_rep (name)) |
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605 { } |
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606 |
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607 // NEW_REP must be dynamically allocated or nullptr. If it is |
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608 // nullptr, the scope is invalid. |
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609 symbol_scope (const std::shared_ptr<symbol_scope_rep> new_rep = nullptr) |
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610 : m_rep (new_rep) |
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611 { } |
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612 |
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613 symbol_scope (const symbol_scope&) = default; |
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614 |
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615 symbol_scope& operator = (const symbol_scope&) = default; |
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616 |
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617 ~symbol_scope (void) = default; |
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618 |
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619 bool is_valid (void) const { return bool (m_rep); } |
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620 |
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621 explicit operator bool () const { return bool (m_rep); } |
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622 |
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623 void insert_symbol_record (const symbol_record& sr) |
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624 { |
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625 if (m_rep) |
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626 m_rep->insert_symbol_record (sr); |
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627 } |
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628 |
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629 bool is_nested (void) const |
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630 { |
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631 return m_rep ? m_rep->is_nested () : false; |
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632 } |
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633 |
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634 void mark_nested (void) |
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635 { |
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636 if (m_rep) |
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637 m_rep->mark_nested (); |
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638 } |
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639 |
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640 bool is_static (void) const |
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641 { |
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642 return m_rep ? m_rep->is_static () : false; |
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643 } |
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644 |
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645 void mark_static (void) |
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646 { |
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647 if (m_rep) |
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648 m_rep->mark_static (); |
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649 } |
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650 |
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651 std::shared_ptr<symbol_scope_rep> parent_scope (void) const |
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652 { |
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653 return m_rep ? m_rep->parent_scope_rep () : nullptr; |
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654 } |
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655 |
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656 symbol_scope dup (void) const |
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657 { |
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658 return symbol_scope (m_rep ? m_rep->dup () : nullptr); |
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659 } |
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660 |
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661 void set_context (symbol_record::context_id context) |
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662 { |
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663 if (m_rep) |
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664 m_rep->set_context (context); |
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665 } |
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666 |
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667 symbol_record::context_id current_context (void) const |
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668 { |
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669 return m_rep ? m_rep->current_context () : 0; |
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670 } |
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671 |
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672 symbol_record find_symbol (const std::string& name) |
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673 { |
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674 return m_rep ? m_rep->find_symbol (name) : symbol_record (); |
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675 } |
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676 |
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677 void inherit (const symbol_scope& donor_scope) |
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678 { |
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679 if (m_rep) |
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680 m_rep->inherit (donor_scope.get_rep ()); |
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681 } |
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682 |
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683 octave_value |
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684 find (const std::string& name, const octave_value_list& args, |
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685 bool skip_variables, bool local_funcs) |
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686 { |
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687 return (m_rep |
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688 ? m_rep->find (name, args, skip_variables, local_funcs) |
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689 : octave_value ()); |
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690 } |
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691 |
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692 symbol_record& |
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693 insert (const std::string& name, bool force_add = false) |
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694 { |
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695 static symbol_record dummy_symrec; |
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696 return m_rep ? m_rep->insert (name, force_add) : dummy_symrec; |
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697 } |
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698 |
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699 void rename (const std::string& old_name, const std::string& new_name) |
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700 { |
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701 if (m_rep) |
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702 m_rep->rename (old_name, new_name); |
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703 } |
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704 |
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705 void assign (const std::string& name, const octave_value& value, |
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706 bool force_add) |
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707 { |
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708 if (m_rep) |
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709 m_rep->assign (name, value, force_add); |
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710 } |
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711 |
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712 void assign (const std::string& name, |
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713 const octave_value& value = octave_value ()) |
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714 { |
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715 if (m_rep) |
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716 m_rep->assign (name, value); |
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717 } |
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718 |
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719 void force_assign (const std::string& name, const octave_value& value) |
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720 { |
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721 if (m_rep) |
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722 m_rep->force_assign (name, value); |
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723 } |
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724 |
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725 octave_value varval (const std::string& name) const |
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726 { |
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727 return m_rep ? m_rep->varval (name) : octave_value (); |
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728 } |
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729 |
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730 bool is_variable (const std::string& name) const |
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731 { |
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732 return m_rep ? m_rep->is_variable (name) : false; |
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733 } |
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734 |
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735 void push_context (void) |
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736 { |
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737 if (m_rep) |
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|
738 m_rep->push_context (); |
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739 } |
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740 |
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741 void pop_context (void) |
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742 { |
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743 if (m_rep) |
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744 m_rep->pop_context (); |
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745 } |
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746 |
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747 void refresh (void) |
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748 { |
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749 if (m_rep) |
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|
750 m_rep->refresh (); |
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751 } |
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|
752 |
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753 void clear_variables (void) |
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754 { |
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|
755 if (m_rep) |
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|
756 m_rep->clear_variables (); |
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|
757 } |
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|
758 |
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|
759 void clear_objects (void) |
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|
760 { |
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|
761 if (m_rep) |
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|
762 m_rep->clear_objects (); |
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|
763 } |
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|
764 |
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|
765 void clear_variable (const std::string& name) |
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|
766 { |
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|
767 if (m_rep) |
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|
768 m_rep->clear_variable (name); |
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|
769 } |
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|
770 |
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|
771 void clear_variable_pattern (const std::string& pat) |
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|
772 { |
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|
773 if (m_rep) |
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|
774 m_rep->clear_variable_pattern (pat); |
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|
775 } |
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|
776 |
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|
777 void clear_variable_regexp (const std::string& pat) |
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|
778 { |
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|
779 if (m_rep) |
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|
780 m_rep->clear_variable_regexp (pat); |
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|
781 } |
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|
782 |
8bcfddad15ec
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|
783 void mark_automatic (const std::string& name) |
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|
784 { |
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|
785 if (m_rep) |
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|
786 m_rep->mark_automatic (name); |
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|
787 } |
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|
788 |
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|
789 void mark_hidden (const std::string& name) |
8bcfddad15ec
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|
790 { |
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|
791 if (m_rep) |
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|
792 m_rep->mark_hidden (name); |
24361
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|
793 } |
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|
794 |
8bcfddad15ec
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changeset
|
795 void mark_global (const std::string& name) |
8bcfddad15ec
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|
796 { |
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|
797 if (m_rep) |
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|
798 m_rep->mark_global (name); |
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|
799 } |
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|
800 |
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|
801 std::list<symbol_record> |
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|
802 all_variables (bool defined_only = true, |
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|
803 unsigned int exclude = symbol_record::hidden) const |
8bcfddad15ec
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|
804 { |
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|
805 return (m_rep |
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|
806 ? m_rep->all_variables (defined_only, exclude) |
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|
807 : std::list<symbol_record> ()); |
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|
808 } |
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|
809 |
8bcfddad15ec
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|
810 std::list<symbol_record> |
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811 glob (const std::string& pattern, bool vars_only = false) const |
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812 { |
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813 return (m_rep |
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814 ? m_rep->glob (pattern, vars_only) |
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815 : std::list<symbol_record> ()); |
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816 } |
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817 |
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818 std::list<symbol_record> |
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819 regexp (const std::string& pattern, bool vars_only = false) const |
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820 { |
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821 return (m_rep |
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822 ? m_rep->regexp (pattern, vars_only) |
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823 : std::list<symbol_record> ()); |
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824 } |
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825 |
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826 std::list<std::string> variable_names (void) |
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827 { |
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828 return m_rep ? m_rep->variable_names () : std::list<std::string> (); |
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829 } |
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830 |
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831 bool is_local_variable (const std::string& name) const |
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832 { |
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833 return m_rep ? m_rep->is_local_variable (name) : false; |
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834 } |
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835 |
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836 bool is_global (const std::string& name) const |
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837 { |
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838 return m_rep ? m_rep->is_global (name) : false; |
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839 } |
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840 |
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841 void install_subfunction (const std::string& name, |
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842 const octave_value& fval) |
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843 { |
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844 if (m_rep) |
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845 m_rep->install_subfunction (name, fval); |
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846 } |
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847 |
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848 void install_nestfunction (const std::string& name, |
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849 const octave_value& fval, |
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850 const symbol_scope& fcn_scope) |
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851 { |
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852 if (m_rep) |
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853 m_rep->install_nestfunction (name, fval, fcn_scope); |
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854 } |
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855 |
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856 octave_value find_subfunction (const std::string& name) const |
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857 { |
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858 return m_rep ? m_rep->find_subfunction (name) : octave_value (); |
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859 } |
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860 |
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861 void lock_subfunctions (void) |
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862 { |
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863 if (m_rep) |
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864 m_rep->lock_subfunctions (); |
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865 } |
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866 |
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867 void unlock_subfunctions (void) |
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868 { |
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869 if (m_rep) |
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870 m_rep->unlock_subfunctions (); |
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871 } |
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872 |
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873 std::map<std::string, octave_value> subfunctions (void) const |
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874 { |
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875 return (m_rep |
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876 ? m_rep->subfunctions () |
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877 : std::map<std::string, octave_value> ()); |
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878 } |
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|
879 |
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880 void erase_subfunctions (void) |
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881 { |
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882 if (m_rep) |
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|
883 m_rep->erase_subfunctions (); |
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884 } |
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885 |
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886 void mark_subfunctions_in_scope_as_private (const std::string& class_name) |
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887 { |
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888 if (m_rep) |
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889 m_rep->mark_subfunctions_in_scope_as_private (class_name); |
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890 } |
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891 |
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892 bool has_subfunctions (void) const |
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893 { |
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894 return m_rep ? m_rep->has_subfunctions () : false; |
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895 } |
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896 |
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897 void stash_subfunction_names (const std::list<std::string>& names) |
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898 { |
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|
899 if (m_rep) |
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900 m_rep->stash_subfunction_names (names); |
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901 } |
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902 |
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|
903 std::list<std::string> subfunction_names (void) const |
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904 { |
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905 return m_rep ? m_rep->subfunction_names () : std::list<std::string> (); |
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|
906 } |
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|
907 |
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|
908 octave_value dump (void) const |
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909 { |
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910 return m_rep ? m_rep->dump () : octave_value (); |
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911 } |
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|
912 |
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913 std::string name (void) const |
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914 { |
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|
915 return m_rep ? m_rep->name () : ""; |
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916 } |
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|
917 |
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918 void cache_name (const std::string& name) |
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|
919 { |
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920 if (m_rep) |
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|
921 m_rep->cache_name (name); |
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922 } |
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923 |
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924 octave_user_function * function (void) |
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|
925 { |
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|
926 return m_rep ? m_rep->function () : nullptr; |
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927 } |
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|
928 |
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929 void set_function (octave_user_function *fcn) |
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930 { |
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931 if (m_rep) |
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932 m_rep->set_function (fcn); |
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933 } |
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934 |
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935 void set_parent (const symbol_scope& p) |
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936 { |
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937 if (m_rep) |
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938 m_rep->set_parent (p.get_rep ()); |
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939 } |
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940 |
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941 void update_nest (void) |
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942 { |
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943 if (m_rep) |
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944 m_rep->update_nest (); |
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945 } |
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946 |
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947 bool look_nonlocal (const std::string& name, symbol_record& result) |
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948 { |
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949 return m_rep ? m_rep->look_nonlocal (name, result) : false; |
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950 } |
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951 |
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952 void bind_script_symbols (const symbol_scope& curr_scope) |
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953 { |
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954 if (m_rep) |
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955 m_rep->bind_script_symbols (curr_scope.get_rep ()); |
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956 } |
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957 |
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958 void unbind_script_symbols (void) |
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959 { |
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960 if (m_rep) |
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961 m_rep->unbind_script_symbols (); |
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962 } |
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963 |
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964 std::shared_ptr<symbol_scope_rep> get_rep (void) const |
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965 { |
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966 return m_rep; |
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967 } |
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968 |
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969 friend bool operator == (const symbol_scope& a, const symbol_scope& b) |
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970 { |
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971 return a.m_rep == b.m_rep; |
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972 } |
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973 |
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974 friend bool operator != (const symbol_scope& a, const symbol_scope& b) |
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975 { |
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976 return a.m_rep != b.m_rep; |
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977 } |
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978 |
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979 private: |
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980 |
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981 std::shared_ptr<symbol_scope_rep> m_rep; |
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982 |
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983 octave_value dump_symbols_map (void) const |
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984 { |
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985 return m_rep ? m_rep->dump_symbols_map () : octave_value (); |
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986 } |
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987 }; |
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988 } |
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989 |
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990 #endif |