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annotate libinterp/corefcn/fcn-info.h @ 25337:3ff9192b676e

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use auto keyword to declare iterator variables where possible * dialog.cc, files-dock-widget.cc, history-dock-widget.cc, file-editor.cc, octave-qt-link.cc, call-stack.cc, debug.cc, dynamic-ld.cc, fcn-info.cc, fcn-info.h, genprops.awk, graphics.cc, gtk-manager.cc, gtk-manager.h, hook-fcn.h, load-path.cc, load-save.cc, ls-mat5.cc, mex.cc, oct-map.cc, oct-stream.cc, octave-link.cc, regexp.cc, symscope.h, symtab.h, txt-eng.h, url-handle-manager.cc, variables.cc, ov-base.cc, ov-class.cc, ov-classdef.cc, ov-fcn-handle.cc, ov-java.cc, ov-struct.cc, bp-table.cc, jit-ir.cc, jit-typeinfo.cc, pt-arg-list.cc, pt-arg-list.h, pt-array-list.cc, pt-check.cc, pt-classdef.cc, pt-decl.h, pt-eval.cc, pt-idx.cc, pt-jit.cc, pt-misc.cc, pt-pr-code.cc, pt-select.h, pt-stmt.h, caseless-str.h, lo-regexp.cc: Use auto keyword to declare iterator variables where possible. Style fixes.
author John W. Eaton <jwe@octave.org>
date Wed, 02 May 2018 01:36:20 -0400
parents 6652d3823428
children e142769913f8
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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_fcn_info_h)
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25 #define octave_fcn_info_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 <list>
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30 #include <map>
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31 #include <memory>
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32 #include <string>
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33
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34 #include "ov.h"
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35 #include "ovl.h"
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36
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37 namespace octave
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38 {
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39 class fcn_info
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40 {
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41 public:
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42
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43 typedef std::map<std::string, octave_value>::const_iterator
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44 str_val_const_iterator;
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45 typedef std::map<std::string, octave_value>::iterator str_val_iterator;
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46
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47 private:
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48
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49 class fcn_info_rep
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50 {
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51 public:
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52
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53 fcn_info_rep (const std::string& nm)
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54 : name (nm), package_name (), local_functions (),
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55 private_functions (), class_constructors (), class_methods (),
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56 cmdline_function (), autoload_function (), function_on_path (),
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57 built_in_function ()
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58 {
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59 size_t pos = name.rfind ('.');
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60
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61 if (pos != std::string::npos)
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62 {
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63 package_name = name.substr (0, pos);
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64 name = name.substr (pos+1);
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65 }
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66 }
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67
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68 // No copying!
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69
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70 fcn_info_rep (const fcn_info_rep&) = delete;
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71
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72 fcn_info_rep& operator = (const fcn_info_rep&) = delete;
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73
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74 ~fcn_info_rep (void) = default;
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75
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76 octave_value install_local_function (const std::string& file_name);
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77
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78 octave_value load_private_function (const std::string& dir_name);
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79
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80 octave_value load_class_constructor (void);
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81
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82 octave_value load_class_method (const std::string& dispatch_type);
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83
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84 octave_value find (const octave_value_list& args, bool local_funcs);
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85
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86 octave_value builtin_find (void);
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87
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88 octave_value find_method (const std::string& dispatch_type);
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89
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90 octave_value find_autoload (void);
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91
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92 octave_value find_package (void);
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93
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94 octave_value find_user_function (void);
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95
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96 bool is_user_function_defined (void) const
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97 {
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98 return function_on_path.is_defined ();
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99 }
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100
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101 octave_value find_function (const octave_value_list& args,
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102 bool local_funcs)
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103 {
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104 return find (args, local_funcs);
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105 }
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106
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107 void install_cmdline_function (const octave_value& f)
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108 {
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109 cmdline_function = f;
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110 }
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111
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112 void install_local_function (const octave_value& f,
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113 const std::string& file_name)
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114 {
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115 local_functions[file_name] = f;
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116 }
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117
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118 void install_user_function (const octave_value& f)
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119 {
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120 function_on_path = f;
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121 }
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122
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123 void install_built_in_function (const octave_value& f)
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124 {
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125 built_in_function = f;
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126 }
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127
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128 void install_built_in_dispatch (const std::string& klass);
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129
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130 template <typename T>
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131 void
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132 clear_map (std::map<T, octave_value>& map, bool force = false)
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133 {
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134 auto p = map.begin ();
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135
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136 while (p != map.end ())
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137 {
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138 if (force || ! p->second.islocked ())
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139 map.erase (p++);
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140 else
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141 p++;
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142 }
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143 }
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144
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145 void clear_autoload_function (bool force = false)
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146 {
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147 if (force || ! autoload_function.islocked ())
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148 autoload_function = octave_value ();
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149 }
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150
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151 // We also clear command line functions here, as these are both
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152 // "user defined"
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153 void clear_user_function (bool force = false)
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154 {
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155 clear_autoload_function (force);
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156
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157 if (force || ! function_on_path.islocked ())
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158 function_on_path = octave_value ();
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159
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160 if (force || ! cmdline_function.islocked ())
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161 cmdline_function = octave_value ();
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162 }
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163
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164 void clear_mex_function (void)
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165 {
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166 if (function_on_path.is_mex_function ())
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167 clear_user_function ();
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168 }
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169
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170 void clear_package (void)
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171 {
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172 package = octave_value ();
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173 }
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174
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175 void clear (bool force = false)
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176 {
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177 clear_map (local_functions, force);
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178 clear_map (private_functions, force);
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179 clear_map (class_constructors, force);
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180 clear_map (class_methods, force);
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181
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182 clear_autoload_function (force);
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183 clear_user_function (force);
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184 clear_package ();
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185 }
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186
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187 octave_value dump (void) const;
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188
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189 std::string full_name (void) const
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190 {
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191 if (package_name.empty ())
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192 return name;
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193 else
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194 return package_name + '.' + name;
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195 }
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196
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197 std::string name;
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198
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199 std::string package_name;
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200
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201 // File name to function object.
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202 std::map<std::string, octave_value> local_functions;
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203
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204 // Directory name to function object.
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205 std::map<std::string, octave_value> private_functions;
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206
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207 // Class name to function object.
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208 std::map<std::string, octave_value> class_constructors;
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209
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210 // Dispatch type to function object.
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211 std::map<std::string, octave_value> class_methods;
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212
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213 octave_value cmdline_function;
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214
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215 octave_value autoload_function;
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216
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217 octave_value function_on_path;
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218
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219 octave_value package;
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220
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221 octave_value built_in_function;
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222
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223 private:
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224
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225 octave_value xfind (const octave_value_list& args, bool local_funcs);
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226
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227 octave_value x_builtin_find (void);
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228 };
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229
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230 public:
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231
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232 fcn_info (const std::string& nm = "")
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233 : m_rep (new fcn_info_rep (nm)) { }
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234
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235 fcn_info (const fcn_info&) = default;
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236
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237 fcn_info& operator = (const fcn_info&) = default;
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238
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239 ~fcn_info (void) = default;
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240
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241 octave_value find (const octave_value_list& args = octave_value_list (),
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242 bool local_funcs = true)
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243 {
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244 return m_rep->find (args, local_funcs);
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245 }
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246
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247 octave_value builtin_find (void)
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248 {
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249 return m_rep->builtin_find ();
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250 }
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251
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252 octave_value find_method (const std::string& dispatch_type) const
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253 {
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254 return m_rep->find_method (dispatch_type);
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255 }
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256
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257 octave_value find_built_in_function (void) const
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258 {
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259 return m_rep->built_in_function;
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260 }
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261
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262 octave_value find_cmdline_function (void) const
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263 {
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264 return m_rep->cmdline_function;
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265 }
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266
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267 octave_value find_autoload (void)
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268 {
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269 return m_rep->find_autoload ();
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270 }
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271
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272 octave_value find_user_function (void)
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273 {
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274 return m_rep->find_user_function ();
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275 }
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276
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277 bool is_user_function_defined (void) const
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278 {
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279 return m_rep->is_user_function_defined ();
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280 }
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281
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282 octave_value find_function (const octave_value_list& args
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283 = octave_value_list (),
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284 bool local_funcs = true)
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285 {
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286 return m_rep->find_function (args, local_funcs);
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287 }
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288
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289 void install_cmdline_function (const octave_value& f)
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290 {
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291 m_rep->install_cmdline_function (f);
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292 }
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293
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294 void install_local_function (const octave_value& f,
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295 const std::string& file_name)
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296 {
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297 m_rep->install_local_function (f, file_name);
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298 }
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299
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300 void install_user_function (const octave_value& f)
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301 {
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302 m_rep->install_user_function (f);
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303 }
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304
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305 void install_built_in_function (const octave_value& f)
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306 {
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307 m_rep->install_built_in_function (f);
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308 }
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309
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310 void install_built_in_dispatch (const std::string& klass)
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311 {
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312 m_rep->install_built_in_dispatch (klass);
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313 }
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314
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315 void clear (bool force = false) { m_rep->clear (force); }
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316
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317 void clear_user_function (bool force = false)
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318 {
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319 m_rep->clear_user_function (force);
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320 }
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321
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322 void clear_autoload_function (bool force = false)
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323 {
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324 m_rep->clear_autoload_function (force);
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325 }
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326
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327 void clear_mex_function (void) { m_rep->clear_mex_function (); }
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328
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329 octave_value dump (void) const { return m_rep->dump (); }
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330
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331 private:
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332
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333 std::shared_ptr<fcn_info_rep> m_rep;
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334 };
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335
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336 octave_value
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337 dump_function_map (const std::map<std::string, octave_value>& fcn_map);
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338 }
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339
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340 #endif