Mercurial > octave

annotate src/pt-classdef.cc @ 15037:56b8eb7c9c04 classdef

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improvements in parsing classdef * liboctave/base-list.h (octave_base_list::octave_base_list (void), octave_base_list::octave_base_list (const std::list<elt_type>&), octave_base_list::operator = (const octave_base_list&), octave_base_list::~octave_base_list (void)): Now public. * pt-classdef.h, pt-classdef.cc: New files. * src/Makefile.am (PT_INCLUDES): Add pt-classdef.h to the list. (PT_SRC): Add pt-classdef.cc to the list. * pt-all.h: Include pt-classdef.h. * ov.cc: Include ov-classdef.h. * ov-classdef.cc: Include pt-classdef.h. (cdef_class:make_meta_class): New method. (F__meta_get_class__): Delete. (F__superclass_reference__, F__meta_class_query__): New functions. * pt-id.h: Include oct-lvalue.h. * pt-walk.h (tree_walker::visit_classdef (tree_classdef&), tree_walker::visit_classdef_attribute (tree_classdef_attribute&), tree_walker::visit_classdef_attribute_list (tree_classdef_attribute_list&), tree_walker::visit_classdef_superclass (tree_classdef_superclass&), tree_walker::visit_classdef_superclass_list (tree_classdef_superclass_list&), tree_walker::visit_classdef_property (tree_classdef_property&), tree_walker::visit_classdef_property_list (tree_classdef_property_list&), tree_walker::visit_classdef_properties_block (tree_classdef_properties_block&), tree_walker::visit_classdef_methods_list (tree_classdef_methods_list&), tree_walker::visit_classdef_methods_block (tree_classdef_methods_block&), tree_walker::visit_classdef_event (tree_classdef_event&), tree_walker::visit_classdef_events_list (tree_classdef_events_list&), tree_walker::visit_classdef_events_block (tree_classdef_events_block&), tree_walker::visit_classdef_enum (tree_classdef_enum&), tree_walker::visit_classdef_enum_list (tree_classdef_enum_list&), tree_walker::visit_classdef_enum_block (tree_classdef_enum_block&), tree_walker::visit_classdef_body (tree_classdef_body&)): New virtual functions. * token.h, token.cc (token::sc::mr, token::sc::cr, token::sc::pr, token::mc::mr, token::mc::pr): Delete. (token::sc::method_name, token::sc::package_name, token::sc::class_name, token::mc::package_name, token::mc::class_name): New member variables. (token::method_rec, token::class_rec, token::package_rec, token::meta_class_rec, token::meta_package_rec): Delete. (token::superclass_method_name, token::superclass_package_name, token::superclass_class_name, token::meta_package_name, token::meta_class_name): New methods. (token::token (symbol_table::symbol_record*, int, int), token::token (symbol_table::symbol_record*, symbol_table::symbol_record*, int, int), token::token (symbol_table::symbol_record*, symbol_table::symbol_record*, symbol_table::symbol_record*, int, int)): Delete. (token::token (const std::string&, const std::string&, int, int), token::token (const std::string&, const std::string&, const std::string&, int, int)): New constructors. (token::scls_rec_token, token::meta_rec_token): Delete enum values. (token::scls_name_token, token::meta_rec_token): New enum values. (token::~token): Delete sc and mc struct memebers. * lex.ll, lex.h (lexical_feedback::parsing_classdef_get_method, lexical_feedback::parsing_classdef_set_method)): New data members. (lexical_feedback::lexical_feedback, lexical_feedback::init): Initialize new data members. (prep_lexer_for_classdef_file): New function. (CLASSDEF_FILE_BEGIN): New exclusive start state. (handle_superclass_identifier, handle_meta_identifier): Split identifier here and create token with character strings. (display_token): Handle CLASSDEF_FILE. (display_state): Handle CLASSDEF_FILE_BEGIN. * oct-parse.yy: Include ov-classdef.h and pt-funcall.h. (classdef_object): New static variable. (make_superclass_ref, make_meta_class_query, make_classdef, make_classdef_properties_block, make_classdef_methods_block, make_classdef_events_block, make_classdef_enum_block)): New functions. (dummy_type): Delete unused nonterminal type. (tok_type, tree_funcall_type, tree_function_def_type, tree_classdef_type, tree_classdef_attribute_type, tree_classdef_attribute_list_type, tree_classdef_superclass_type, tree_classdef_superclass_list_type, tree_classdef_body_type, tree_classdef_property_type, tree_classdef_property_list_type, tree_classdef_properties_block_type, tree_classdef_methods_list_type, tree_classdef_methods_block_type, tree_classdef_event_type, tree_classdef_events_list_type, tree_classdef_events_block_type, tree_classdef_enum_type, tree_classdef_enum_list_type, tree_classdef_enum_block_type): New types for nonterminals. (CLASSDEF): Declare to have a tok_val token value. (CLASSDEF_FILE): New token. (classdef_end, properties_beg, methods_beg, events_beg, enum_beg, classdef1): Delete nonterminals. (property_list): Rename from properties_list. (attr, class_event, class_enum, class_property, property_list, properties_block, methods_list, methods_block, opt_attr_list, attr_list, events_list, events_blcok, enum_list, enum_block, class_body, classdef): Declare with specific types. Create parse tree objects for these nonterminals. (classdef_file): New nonterminal. (parse_fcn_file): Handle classdef files. Don't treat classdef files as scripts. (command): Don't handle classdef here. (input): Accept classdef_file here. (fcn_name): If GET, set lexer_flags.parsing_classdef_get_method. If SET, set lexer_flags.parsing_classdef_set_method.
author John W. Eaton <jwe@octave.org>
date Fri, 27 Jul 2012 17:10:25 -0400
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1 /*
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2
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3 Copyright (C) 2012 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include "ov-classdef.h"
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28 #include "pt-classdef.h"
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29
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30 // Classdef attribute
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31
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32 void
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33 tree_classdef_attribute::accept (tree_walker& tw)
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34 {
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35 tw.visit_classdef_attribute (*this);
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36 }
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37
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38 // Classdef attribute_list
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39
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40 tree_classdef_attribute_list::~tree_classdef_attribute_list (void)
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41 {
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42 while (! empty ())
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43 {
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44 iterator p = begin ();
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45 delete *p;
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46 erase (p);
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47 }
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48 }
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49
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50 void
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51 tree_classdef_attribute_list::accept (tree_walker& tw)
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52 {
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53 tw.visit_classdef_attribute_list (*this);
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54 }
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55
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56 // Classdef superclass
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57
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58 void
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59 tree_classdef_superclass::accept (tree_walker& tw)
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60 {
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61 tw.visit_classdef_superclass (*this);
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62 }
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63
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64 // Classdef superclass_list
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65
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66 tree_classdef_superclass_list::~tree_classdef_superclass_list (void)
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67 {
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68 while (! empty ())
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69 {
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70 iterator p = begin ();
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71 delete *p;
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72 erase (p);
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73 }
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74 }
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75
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76 void
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77 tree_classdef_superclass_list::accept (tree_walker& tw)
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78 {
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79 tw.visit_classdef_superclass_list (*this);
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80 }
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81
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82 // Classdef property
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83
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84 void
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85 tree_classdef_property::accept (tree_walker& tw)
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86 {
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87 tw.visit_classdef_property (*this);
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88 }
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89
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90 // Classdef property_list
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91
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92 tree_classdef_property_list::~tree_classdef_property_list (void)
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93 {
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94 while (! empty ())
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95 {
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96 iterator p = begin ();
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97 delete *p;
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98 erase (p);
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99 }
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100 }
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101
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102 void
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103 tree_classdef_property_list::accept (tree_walker& tw)
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104 {
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105 tw.visit_classdef_property_list (*this);
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106 }
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107
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108 // Classdef properties_block
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109
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110 void
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111 tree_classdef_properties_block::accept (tree_walker& tw)
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112 {
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113 tw.visit_classdef_properties_block (*this);
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114 }
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115
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116 // Classdef methods_list
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117
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118 void
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119 tree_classdef_methods_list::accept (tree_walker& tw)
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120 {
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121 tw.visit_classdef_methods_list (*this);
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122 }
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123
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124 // Classdef methods_block
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125
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126 void
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127 tree_classdef_methods_block::accept (tree_walker& tw)
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128 {
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129 tw.visit_classdef_methods_block (*this);
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130 }
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131
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132 // Classdef event
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133
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134 void
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135 tree_classdef_event::accept (tree_walker& tw)
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136 {
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137 tw.visit_classdef_event (*this);
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138 }
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139
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140 // Classdef events_list
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141
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142 tree_classdef_events_list::~tree_classdef_events_list (void)
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143 {
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144 while (! empty ())
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145 {
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146 iterator p = begin ();
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147 delete *p;
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148 erase (p);
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149 }
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150 }
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151
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152 void
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153 tree_classdef_events_list::accept (tree_walker& tw)
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154 {
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155 tw.visit_classdef_events_list (*this);
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156 }
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157
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158 // Classdef events_block
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159
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160 void
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161 tree_classdef_events_block::accept (tree_walker& tw)
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162 {
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163 tw.visit_classdef_events_block (*this);
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164 }
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165
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166 // Classdef enum
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167
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168 void
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169 tree_classdef_enum::accept (tree_walker& tw)
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170 {
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171 tw.visit_classdef_enum (*this);
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172 }
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173
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174 // Classdef enum_list
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175
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176 tree_classdef_enum_list::~tree_classdef_enum_list (void)
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177 {
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178 while (! empty ())
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179 {
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180 iterator p = begin ();
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181 delete *p;
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182 erase (p);
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183 }
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184 }
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185
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186 void
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187 tree_classdef_enum_list::accept (tree_walker& tw)
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188 {
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189 tw.visit_classdef_enum_list (*this);
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190 }
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191
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192 // Classdef enum_block
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193
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194 void
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195 tree_classdef_enum_block::accept (tree_walker& tw)
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196 {
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197 tw.visit_classdef_enum_block (*this);
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198 }
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199
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200 // Classdef body
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201
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202 tree_classdef_body::~tree_classdef_body (void)
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203 {
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204 while (! properties_lst.empty ())
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205 {
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206 properties_list_iterator p = properties_lst.begin ();
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207 delete *p;
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208 properties_lst.erase (p);
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209 }
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210
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211 while (! methods_lst.empty ())
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212 {
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213 methods_list_iterator p = methods_lst.begin ();
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214 delete *p;
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215 methods_lst.erase (p);
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216 }
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217
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218 while (! events_lst.empty ())
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219 {
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220 events_list_iterator p = events_lst.begin ();
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221 delete *p;
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222 events_lst.erase (p);
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223 }
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224
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225 while (! enum_lst.empty ())
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226 {
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227 enum_list_iterator p = enum_lst.begin ();
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228 delete *p;
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229 enum_lst.erase (p);
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230 }
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231 }
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232
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233 // Classdef
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234
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235 octave_value
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236 tree_classdef::make_meta_class (void) const
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237 {
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238 octave_value retval;
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239 cdef_class cls = cdef_class::make_meta_class (this);
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240
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241 if (cls.ok ())
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242 retval = to_ov (cls);
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243
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244 return retval;
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245 }
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246
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247 tree_classdef *
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248 tree_classdef::dup (symbol_table::scope_id,
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249 symbol_table::context_id) const
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250 {
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251 // FIXME
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252 return 0;
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253 }
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254
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255 void
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256 tree_classdef::accept (tree_walker& tw)
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257 {
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258 std::cerr << "I am super accepting" << std::endl;
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259 // tw.visit_classdef (*this);
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260 }