annotate libinterp/parse-tree/parse.h @ 27957:c20b7290c778

merge stable to default.
author John W. Eaton <jwe@octave.org>
date Fri, 17 Jan 2020 13:27:27 -0600
parents bd51beb6205e 2310164737b3
children 376ca9022b7e ce7a5b60e102
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 1993-2020 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
1
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25
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26 #if ! defined (octave_parse_h)
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27 #define octave_parse_h 1
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28
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29 #include "octave-config.h"
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30
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31 #include <cstdio>
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32
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33 #include <deque>
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34 #include <map>
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35 #include <memory>
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36 #include <set>
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37 #include <string>
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38
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39 #include "lex.h"
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40 #include "pt-misc.h"
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41 #include "symscope.h"
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42 #include "token.h"
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43
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44 class octave_function;
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45 class octave_user_function;
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46
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47 namespace octave
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48 {
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49 class comment_list;
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50 class tree;
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51 class tree_anon_fcn_handle;
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52 class tree_argument_list;
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53 class tree_array_list;
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54 class tree_cell;
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55 class tree_classdef;
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56 class tree_classdef_attribute_list;
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57 class tree_classdef_body;
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58 class tree_classdef_enum_block;
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59 class tree_classdef_enum_list;
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60 class tree_classdef_events_block;
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61 class tree_classdef_events_list;
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62 class tree_classdef_methods_block;
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63 class tree_classdef_methods_list;
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64 class tree_classdef_properties_block;
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65 class tree_classdef_property_list;
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66 class tree_classdef_superclass_list;
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67 class tree_colon_expression;
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68 class tree_command;
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69 class tree_constant;
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70 class tree_decl_command;
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71 class tree_decl_init_list;
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72 class tree_expression;
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73 class tree_fcn_handle;
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74 class tree_function_def;
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75 class tree_identifier;
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76 class tree_if_clause;
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77 class tree_if_command;
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78 class tree_if_command_list;
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79 class tree_index_expression;
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80 class tree_matrix;
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81 class tree_matrix;
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82 class tree_parameter_list;
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83 class tree_statement;
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84 class tree_statement_list;
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85 class tree_statement_listtree_statement;
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86 class tree_switch_case;
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87 class tree_switch_case_list;
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88 class tree_switch_command;
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89 }
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90
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91 #include "ovl.h"
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92
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93 // Nonzero means print parser debugging info (-d).
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94 extern int octave_debug;
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95
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96 namespace octave
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97 {
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98 class base_parser
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99 {
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100 private:
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101
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102 class parent_scope_info
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103 {
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104 public:
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105
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106 typedef std::pair<symbol_scope, std::string> value_type;
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107
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108 typedef std::deque<value_type>::iterator iterator;
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109 typedef std::deque<value_type>::const_iterator const_iterator;
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110
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111 typedef std::deque<value_type>::reverse_iterator reverse_iterator;
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112 typedef std::deque<value_type>::const_reverse_iterator const_reverse_iterator;
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113
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114 parent_scope_info (void) = default;
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115
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116 parent_scope_info (const parent_scope_info&) = default;
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117
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118 parent_scope_info& operator = (const parent_scope_info&) = default;
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119
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120 ~parent_scope_info (void) = default;
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121
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122 size_t size (void) const;
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123
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124 void push (const value_type& elt);
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125
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126 void push (const symbol_scope& id);
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127
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128 void pop (void);
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129
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130 bool name_ok (const std::string& name);
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131
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132 bool name_current_scope (const std::string& name);
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133
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134 symbol_scope parent_scope (void) const;
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135
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136 std::string parent_name (void) const;
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137
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138 void clear (void);
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139
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140 private:
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141
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142 std::deque<value_type> m_info;
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143 std::set<std::string> m_all_names;
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144 };
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145
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146 public:
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147
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148 base_parser (base_lexer& lxr);
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149
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150 // No copying!
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151
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152 base_parser (const base_parser&) = delete;
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153
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154 base_parser& operator = (const base_parser&) = delete;
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155
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156 ~base_parser (void);
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157
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158 base_lexer& get_lexer (void) const { return m_lexer; }
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159
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160 bool at_end_of_input (void) const { return m_lexer.m_end_of_input; }
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161
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162 void reset (void);
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163
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164 void classdef_object (const std::shared_ptr<tree_classdef>& obj)
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165 {
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166 m_classdef_object = obj;
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167 }
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168
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169 std::shared_ptr<tree_classdef> classdef_object (void) const
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170 {
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171 return m_classdef_object;
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172 }
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173
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174 void statement_list (const std::shared_ptr<tree_statement_list>& lst)
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175 {
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176 m_stmt_list = lst;
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177 }
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178
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179 std::shared_ptr<tree_statement_list> statement_list (void) const
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180 {
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181 return m_stmt_list;
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182 }
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183
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184 void parsing_local_functions (bool flag)
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185 {
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186 m_parsing_local_functions = flag;
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187 }
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188
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189 bool parsing_local_functions (void) const
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190 {
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191 return m_parsing_local_functions;
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192 }
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193
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194 void endfunction_found (bool flag)
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195 {
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196 m_endfunction_found = flag;
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197 }
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198
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199 bool endfunction_found (void) const
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200 {
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201 return m_endfunction_found;
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202 }
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203
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204 // Error messages for mismatched end tokens.
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205 void end_token_error (token *tok, token::end_tok_type expected);
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206
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207 // Check to see that end tokens are properly matched.
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208 bool end_token_ok (token *tok, token::end_tok_type expected);
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209
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210 // Handle pushing symbol table for new function scope.
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211 bool push_fcn_symtab (void);
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212
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213 // Build a constant.
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214 tree_constant * make_constant (int op, token *tok_val);
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215
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216 // Build a function handle.
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217 tree_fcn_handle * make_fcn_handle (token *tok_val);
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218
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219 // Build an anonymous function handle.
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220 tree_anon_fcn_handle *
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221 make_anon_fcn_handle (tree_parameter_list *param_list,
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222 tree_expression * expr, const filepos& at_pos);
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223
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224 // Build a colon expression.
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225 tree_expression *
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226 make_colon_expression (tree_expression *base, tree_expression *limit,
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227 tree_expression *incr = nullptr);
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228
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229 // Build a binary expression.
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230 tree_expression *
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231 make_binary_op (int op, tree_expression *op1, token *tok_val,
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diff changeset
232 tree_expression *op2);
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233
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234 // Build a boolean expression.
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235 tree_expression *
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236 make_boolean_op (int op, tree_expression *op1, token *tok_val,
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237 tree_expression *op2);
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238
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239 // Build a prefix expression.
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240 tree_expression *
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241 make_prefix_op (int op, tree_expression *op1, token *tok_val);
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242
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243 // Build a postfix expression.
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244 tree_expression *
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245 make_postfix_op (int op, tree_expression *op1, token *tok_val);
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246
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247 // Build an unwind-protect command.
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diff changeset
248 tree_command *
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249 make_unwind_command (token *unwind_tok, tree_statement_list *body,
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250 tree_statement_list *cleanup, token *end_tok,
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diff changeset
251 comment_list *lc, comment_list *mc);
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252
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253 // Build a try-catch command.
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254 tree_command *
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diff changeset
255 make_try_command (token *try_tok, tree_statement_list *body,
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256 char catch_sep, tree_statement_list *cleanup,
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diff changeset
257 token *end_tok, comment_list *lc,
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diff changeset
258 comment_list *mc);
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259
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260 // Build a while command.
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diff changeset
261 tree_command *
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262 make_while_command (token *while_tok, tree_expression *expr,
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263 tree_statement_list *body, token *end_tok,
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diff changeset
264 comment_list *lc);
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265
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266 // Build a do-until command.
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267 tree_command *
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268 make_do_until_command (token *until_tok, tree_statement_list *body,
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269 tree_expression *expr, comment_list *lc);
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270
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271 // Build a for command.
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272 tree_command *
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273 make_for_command (int tok_id, token *for_tok, tree_argument_list *lhs,
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274 tree_expression *expr, tree_expression *maxproc,
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275 tree_statement_list *body, token *end_tok,
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diff changeset
276 comment_list *lc);
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277
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278 // Build a break command.
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279 tree_command * make_break_command (token *break_tok);
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280
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281 // Build a continue command.
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282 tree_command * make_continue_command (token *continue_tok);
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283
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284 // Build a return command.
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285 tree_command * make_return_command (token *return_tok);
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286
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287 // Start an if command.
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288 tree_if_command_list *
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289 start_if_command (tree_expression *expr, tree_statement_list *list);
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290
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291 // Finish an if command.
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292 tree_if_command *
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293 finish_if_command (token *if_tok, tree_if_command_list *list,
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294 token *end_tok, comment_list *lc);
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295
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296 // Build an elseif clause.
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297 tree_if_clause *
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298 make_elseif_clause (token *elseif_tok, tree_expression *expr,
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299 tree_statement_list *list, comment_list *lc);
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300
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301 // Finish a switch command.
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302 tree_switch_command *
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303 finish_switch_command (token *switch_tok, tree_expression *expr,
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304 tree_switch_case_list *list, token *end_tok,
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305 comment_list *lc);
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306
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307 // Build a switch case.
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308 tree_switch_case *
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309 make_switch_case (token *case_tok, tree_expression *expr,
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310 tree_statement_list *list, comment_list *lc);
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311
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312 // Build an assignment to a variable.
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313 tree_expression *
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314 make_assign_op (int op, tree_argument_list *lhs, token *eq_tok,
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315 tree_expression *rhs);
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316
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317 // Define a script.
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318 void make_script (tree_statement_list *cmds, tree_statement *end_script);
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319
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320 // Handle identifier that is recognized as a function name.
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321 tree_identifier *
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322 make_fcn_name (tree_identifier *id);
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323
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324 // Define a function.
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325 tree_function_def *
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326 make_function (token *fcn_tok, tree_parameter_list *ret_list,
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327 tree_identifier *id, tree_parameter_list *param_list,
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328 tree_statement_list *body, tree_statement *end_fcn_stmt,
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329 comment_list *lc);
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330
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331 // Begin defining a function.
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332 octave_user_function *
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333 start_function (tree_identifier *id, tree_parameter_list *param_list,
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334 tree_statement_list *body, tree_statement *end_function);
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335
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336 // Create a no-op statement for end_function.
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337 tree_statement * make_end (const std::string& type, bool eof,
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338 const filepos& beg_pos, const filepos& end_pos);
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339
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340 // Do most of the work for defining a function.
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341 octave_user_function *
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342 frob_function (tree_identifier *id, octave_user_function *fcn);
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343
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344 // Finish defining a function.
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345 tree_function_def *
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346 finish_function (tree_parameter_list *ret_list,
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347 octave_user_function *fcn, comment_list *lc,
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348 int l, int c);
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349
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350 // Reset state after parsing function.
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351 void
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352 recover_from_parsing_function (void);
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353
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354 tree_classdef *
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355 make_classdef (token *tok_val, tree_classdef_attribute_list *a,
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356 tree_identifier *id, tree_classdef_superclass_list *sc,
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357 tree_classdef_body *body, token *end_tok,
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358 comment_list *lc);
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359
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360 tree_classdef_properties_block *
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361 make_classdef_properties_block (token *tok_val,
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362 tree_classdef_attribute_list *a,
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363 tree_classdef_property_list *plist,
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diff changeset
364 token *end_tok, comment_list *lc);
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365
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366 tree_classdef_methods_block *
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367 make_classdef_methods_block (token *tok_val,
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368 tree_classdef_attribute_list *a,
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369 tree_classdef_methods_list *mlist,
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diff changeset
370 token *end_tok, comment_list *lc);
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371
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372 tree_classdef_events_block *
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373 make_classdef_events_block (token *tok_val,
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374 tree_classdef_attribute_list *a,
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375 tree_classdef_events_list *elist,
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diff changeset
376 token *end_tok, comment_list *lc);
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377
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378 tree_classdef_enum_block *
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diff changeset
379 make_classdef_enum_block (token *tok_val,
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380 tree_classdef_attribute_list *a,
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381 tree_classdef_enum_list *elist,
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diff changeset
382 token *end_tok, comment_list *lc);
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383
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384 octave_user_function *
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385 start_classdef_external_method (tree_identifier *id,
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386 tree_parameter_list *pl);
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387
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388 tree_function_def *
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389 finish_classdef_external_method (octave_user_function *fcn,
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diff changeset
390 tree_parameter_list *ret_list,
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diff changeset
391 comment_list *cl);
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diff changeset
392
24067
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393 void
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394 finish_classdef_file (tree_classdef *cls,
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395 tree_statement_list *local_fcns);
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diff changeset
396
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397 // Make an index expression.
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diff changeset
398 tree_index_expression *
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diff changeset
399 make_index_expression (tree_expression *expr,
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400 tree_argument_list *args, char type);
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diff changeset
401
22196
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diff changeset
402 // Make an indirect reference expression.
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diff changeset
403 tree_index_expression *
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diff changeset
404 make_indirect_ref (tree_expression *expr, const std::string&);
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diff changeset
405
22196
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diff changeset
406 // Make an indirect reference expression with dynamic field name.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
407 tree_index_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
408 make_indirect_ref (tree_expression *expr, tree_expression *field);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
409
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
410 // Make a declaration command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
411 tree_decl_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
412 make_decl_command (int tok, token *tok_val, tree_decl_init_list *lst);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
413
23654
da89ce0d49eb avoid possible memory leak in parser
John W. Eaton <jwe@octave.org>
parents: 23653
diff changeset
414 // Validate an function parameter list.
da89ce0d49eb avoid possible memory leak in parser
John W. Eaton <jwe@octave.org>
parents: 23653
diff changeset
415 bool validate_param_list (tree_parameter_list *lst,
da89ce0d49eb avoid possible memory leak in parser
John W. Eaton <jwe@octave.org>
parents: 23653
diff changeset
416 tree_parameter_list::in_or_out type);
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
417 // Validate matrix or cell
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
418 bool validate_array_list (tree_expression *e);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
419
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
420 // Validate matrix object used in "[lhs] = ..." assignments.
23446
cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers.
Rik <rik@octave.org>
parents: 23343
diff changeset
421 tree_argument_list * validate_matrix_for_assignment (tree_expression *e);
16273
c5e5f6ccac5d 9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents: 16237
diff changeset
422
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
423 // Finish building an array_list (common action for finish_matrix
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
424 // and finish_cell).
27764
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
425 tree_expression * finish_array_list (tree_array_list *a, token *open_delim,
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
426 token *close_delim);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
427
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
428 // Finish building a matrix list.
27764
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
429 tree_expression * finish_matrix (tree_matrix *m, token *open_delim,
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
430 token *close_delim);
16237
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents: 16210
diff changeset
431
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
432 // Finish building a cell list.
27764
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
433 tree_expression * finish_cell (tree_cell *c, token *open_delim,
f64e399b6dda report missing semicolon location for array expressions (bug #57159)
John W. Eaton <jwe@octave.org>
parents: 27528
diff changeset
434 token *close_delim);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
435
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
436 // Set the print flag for a statement based on the separator type.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
437 tree_statement_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
438 set_stmt_print_flag (tree_statement_list *, char, bool);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
439
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
440 // Finish building a statement.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
441 template <typename T>
23446
cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers.
Rik <rik@octave.org>
parents: 23343
diff changeset
442 tree_statement * make_statement (T *arg);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
443
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
444 // Create a statement list.
23446
cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers.
Rik <rik@octave.org>
parents: 23343
diff changeset
445 tree_statement_list * make_statement_list (tree_statement *stmt);
17693
efbe746f8fa8 eliminate octave_comment_buffer singleton
John W. Eaton <jwe@octave.org>
parents: 17283
diff changeset
446
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
447 // Append a statement to an existing statement list.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
448 tree_statement_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
449 append_statement_list (tree_statement_list *list, char sep,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
450 tree_statement *stmt, bool warn_missing_semi);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
451
26662
05fc703b419a update handling of command-style function call syntax in eval
John W. Eaton <jwe@octave.org>
parents: 26513
diff changeset
452 // Don't allow parsing command syntax. If the parser/lexer is
05fc703b419a update handling of command-style function call syntax in eval
John W. Eaton <jwe@octave.org>
parents: 26513
diff changeset
453 // reset, this setting is also reset to the default (allow command
05fc703b419a update handling of command-style function call syntax in eval
John W. Eaton <jwe@octave.org>
parents: 26513
diff changeset
454 // syntax).
05fc703b419a update handling of command-style function call syntax in eval
John W. Eaton <jwe@octave.org>
parents: 26513
diff changeset
455 void disallow_command_syntax (void);
05fc703b419a update handling of command-style function call syntax in eval
John W. Eaton <jwe@octave.org>
parents: 26513
diff changeset
456
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
457 // Generic error messages.
27778
2f8559459314 store beginning and ending location info for tokens recognized by lexer
John W. Eaton <jwe@octave.org>
parents: 27764
diff changeset
458 void bison_error (const std::string& s);
2f8559459314 store beginning and ending location info for tokens recognized by lexer
John W. Eaton <jwe@octave.org>
parents: 27764
diff changeset
459 void bison_error (const std::string& s, const filepos& pos);
2f8559459314 store beginning and ending location info for tokens recognized by lexer
John W. Eaton <jwe@octave.org>
parents: 27764
diff changeset
460 void bison_error (const std::string& s, int line, int column);
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
461
27509
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
462 friend octave_value
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
463 parse_fcn_file (interpreter& interp, const std::string& full_file,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
464 const std::string& file, const std::string& dir_name,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
465 const std::string& dispatch_type,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
466 const std::string& package_name, bool require_file,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
467 bool force_script, bool autoload, bool relative_lookup);
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
468
27510
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
469 protected:
16134
ec9c6222ef5a move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16133
diff changeset
470
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
471 // Contains error message if Bison-generated parser returns non-zero
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
472 // status.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
473 std::string m_parse_error_msg;
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
474
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
475 // Have we found an explicit end to a function?
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
476 bool m_endfunction_found;
16142
26d65d677557 rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16139
diff changeset
477
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
478 // TRUE means we are in the process of autoloading a function.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
479 bool m_autoloading;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
480
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
481 // TRUE means the current function file was found in a relative path
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
482 // element.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
483 bool m_fcn_file_from_relative_lookup;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
484
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
485 // FALSE if we are still at the primary function. Subfunctions can
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
486 // only be declared inside function files.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
487 bool m_parsing_subfunctions;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
488
23343
49f051ef6f2f local functions in classdef files (bug #41723)
John W. Eaton <jwe@octave.org>
parents: 23342
diff changeset
489 // TRUE if we are parsing local functions defined at after a
49f051ef6f2f local functions in classdef files (bug #41723)
John W. Eaton <jwe@octave.org>
parents: 23342
diff changeset
490 // classdef block. Local functions can only be declared inside
49f051ef6f2f local functions in classdef files (bug #41723)
John W. Eaton <jwe@octave.org>
parents: 23342
diff changeset
491 // classdef files.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
492 bool m_parsing_local_functions;
23343
49f051ef6f2f local functions in classdef files (bug #41723)
John W. Eaton <jwe@octave.org>
parents: 23342
diff changeset
493
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
494 // Maximum function depth detected. Used to determine whether
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
495 // we have nested functions or just implicitly ended subfunctions.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
496 int m_max_fcn_depth;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
497
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
498 // = 0 currently outside any function.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
499 // = 1 inside the primary function or a subfunction.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
500 // > 1 means we are looking at a function definition that seems to be
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
501 // inside a function. Note that the function still might not be a
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
502 // nested function.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
503 int m_curr_fcn_depth;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
504
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
505 // Scope where we install all subfunctions and nested functions. Only
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
506 // used while reading function files.
24361
8bcfddad15ec use shared_ptr to manage symbol_scope objects
John W. Eaton <jwe@octave.org>
parents: 24270
diff changeset
507 symbol_scope m_primary_fcn_scope;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
508
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
509 // Name of the current class when we are parsing class methods or
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
510 // constructors.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
511 std::string m_curr_class_name;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
512
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
513 // Name of the current package when we are parsing an element contained
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
514 // in a package directory (+-directory).
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
515 std::string m_curr_package_name;
16676
7368654f302f Initial support for (classdef) packages.
Michael Goffioul <michael.goffioul@gmail.com>
parents: 16644
diff changeset
516
23054
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014)
John W. Eaton <jwe@octave.org>
parents: 22869
diff changeset
517 // Nested function scopes and names currently being parsed.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
518 parent_scope_info m_function_scopes;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
519
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
520 // Pointer to the primary user function or user script function.
27505
c409d16b7190 eliminate some uses of bare pointers to octave_function objects
John W. Eaton <jwe@octave.org>
parents: 27504
diff changeset
521 octave_value m_primary_fcn;
16153
a57c2c8c8163 move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents: 16149
diff changeset
522
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
523 // List of subfunction names, initially in the order they are
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
524 // installed in the symbol table, then ordered as they appear in the
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
525 // file. Eventually stashed in the primary function object.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
526 std::list<std::string> m_subfunction_names;
16627
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents: 16335
diff changeset
527
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
528 // Pointer to the classdef object we just parsed, if any.
27504
7a31b25e3252 use shared_ptr for storing classdef and statement_list objects in parser
John W. Eaton <jwe@octave.org>
parents: 27016
diff changeset
529 std::shared_ptr<tree_classdef> m_classdef_object;
16211
3449bf257514 maint: fix botched merge of default to classdef
John W. Eaton <jwe@octave.org>
parents: 16205
diff changeset
530
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
531 // Result of parsing input.
27504
7a31b25e3252 use shared_ptr for storing classdef and statement_list objects in parser
John W. Eaton <jwe@octave.org>
parents: 27016
diff changeset
532 std::shared_ptr <tree_statement_list> m_stmt_list;
16177
a7669b4d27f6 eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents: 16164
diff changeset
533
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
534 // State of the lexer.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
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diff changeset
535 base_lexer& m_lexer;
16149
49dfba4fd3c5 use pure parser and reentrant lexer interfaces
John W. Eaton <jwe@octave.org>
parents: 16142
diff changeset
536
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
537 // Internal state of the Bison parser.
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
538 void *m_parser_state;
27510
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
539
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
540 private:
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
541
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
542 // Maybe print a warning if an assignment expression is used as the
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
543 // test in a logical expression.
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
544 void maybe_warn_assign_as_truth_value (tree_expression *expr);
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
545
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
546 // Maybe print a warning about switch labels that aren't constants.
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
547 void maybe_warn_variable_switch_label (tree_expression *expr);
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
548
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
549 // Maybe print a warning.
5438a82a18fb declare base_parser class data protected
John W. Eaton <jwe@octave.org>
parents: 27509
diff changeset
550 void maybe_warn_missing_semi (tree_statement_list *);
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
551 };
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents: 16273
diff changeset
552
27509
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
553 // Publish externally used friend functions.
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
554
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
555 extern OCTAVE_API octave_value
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
556 parse_fcn_file (interpreter& interp, const std::string& full_file,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
557 const std::string& file, const std::string& dir_name,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
558 const std::string& dispatch_type,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
559 const std::string& package_name, bool require_file,
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
560 bool force_script, bool autoload, bool relative_lookup);
fefc780b4e2e move parse_fcn_file from interpreter member function to parser friend
John W. Eaton <jwe@octave.org>
parents: 27507
diff changeset
561
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
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diff changeset
562 class parser : public base_parser
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
563 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
564 public:
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents: 16273
diff changeset
565
25441
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
566 parser (interpreter& interp)
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
567 : base_parser (*(new lexer (interp)))
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
568 { }
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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diff changeset
569
25441
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
570 parser (FILE *file, interpreter& interp)
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
571 : base_parser (*(new lexer (file, interp)))
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
572 { }
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents: 16273
diff changeset
573
25441
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
574 parser (const std::string& eval_string, interpreter& interp)
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
575 : base_parser (*(new lexer (eval_string, interp)))
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
576 { }
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents: 16273
diff changeset
577
26512
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
578 // The lexer must be allocated with new. The parser object
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
579 // takes ownership of and deletes the lexer object in its
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
580 // destructor.
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
581
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
582 parser (lexer *lxr)
4d6392c879d7 avoid double free of lexer on exit (bug #55347)
John W. Eaton <jwe@octave.org>
parents: 26423
diff changeset
583 : base_parser (*lxr)
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
584 { }
16335
bef822a80ffb if not interactive, bypass readline and read stdin as a file (bug #38520)
John W. Eaton <jwe@octave.org>
parents: 16294
diff changeset
585
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
586 // No copying!
16133
249d62b3fac8 new class for parser state
John W. Eaton <jwe@octave.org>
parents: 16122
diff changeset
587
22865
89756f2f085b use c++11 style for deleting default copy constructor and assignment operator
John W. Eaton <jwe@octave.org>
parents: 22755
diff changeset
588 parser (const parser&) = delete;
16133
249d62b3fac8 new class for parser state
John W. Eaton <jwe@octave.org>
parents: 16122
diff changeset
589
22865
89756f2f085b use c++11 style for deleting default copy constructor and assignment operator
John W. Eaton <jwe@octave.org>
parents: 22755
diff changeset
590 parser& operator = (const parser&) = delete;
22869
f75d289645ec make deleted functions public
John W. Eaton <jwe@octave.org>
parents: 22868
diff changeset
591
f75d289645ec make deleted functions public
John W. Eaton <jwe@octave.org>
parents: 22868
diff changeset
592 ~parser (void) = default;
16287
04a7953496a7 create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents: 16273
diff changeset
593
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
594 int run (void);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
595 };
16133
249d62b3fac8 new class for parser state
John W. Eaton <jwe@octave.org>
parents: 16122
diff changeset
596
23694
4a62da62af09 use m_ prefix for member variables in parser
John W. Eaton <jwe@octave.org>
parents: 23673
diff changeset
597 class push_parser : public base_parser
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
598 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
599 public:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
600
25441
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
601 push_parser (interpreter& interp)
143007dad864 store reference instead of pointer to interpreter in lexer
John W. Eaton <jwe@octave.org>
parents: 25103
diff changeset
602 : base_parser (*(new push_lexer (interp)))
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
603 { }
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
604
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
605 // No copying!
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
606
22865
89756f2f085b use c++11 style for deleting default copy constructor and assignment operator
John W. Eaton <jwe@octave.org>
parents: 22755
diff changeset
607 push_parser (const push_parser&) = delete;
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
608
22865
89756f2f085b use c++11 style for deleting default copy constructor and assignment operator
John W. Eaton <jwe@octave.org>
parents: 22755
diff changeset
609 push_parser& operator = (const push_parser&) = delete;
22869
f75d289645ec make deleted functions public
John W. Eaton <jwe@octave.org>
parents: 22868
diff changeset
610
f75d289645ec make deleted functions public
John W. Eaton <jwe@octave.org>
parents: 22868
diff changeset
611 ~push_parser (void) = default;
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
612
22196
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
613 int run (const std::string& input, bool eof);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator
John W. Eaton <jwe@octave.org>
parents: 21751
diff changeset
614 };
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
615
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
616 extern OCTINTERP_API std::string
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
617 get_help_from_file (const std::string& nm, bool& symbol_found,
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
618 std::string& file);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
619
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
620 extern OCTINTERP_API std::string
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
621 get_help_from_file (const std::string& nm, bool& symbol_found);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
622
23653
3bb0a937c071 avoid possible memory errors when parsing function files
John W. Eaton <jwe@octave.org>
parents: 23615
diff changeset
623 extern OCTINTERP_API octave_value
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
624 load_fcn_from_file (const std::string& file_name,
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
625 const std::string& dir_name = "",
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
626 const std::string& dispatch_type = "",
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
627 const std::string& package_name = "",
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
628 const std::string& fcn_name = "",
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
629 bool autoload = false);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
630
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
631 extern OCTINTERP_API void
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
632 source_file (const std::string& file_name,
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
633 const std::string& context = "",
27507
2d537a089e5d eliminate warn_for argument for source_file and parse_fcn_file functions
John W. Eaton <jwe@octave.org>
parents: 27505
diff changeset
634 bool verbose = false, bool require_file = true);
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
635
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
636 extern OCTINTERP_API octave_value_list
26883
a2aed4b49be3 fix const-ness of feval arguments
John W. Eaton <jwe@octave.org>
parents: 26686
diff changeset
637 feval (const char *name,
a2aed4b49be3 fix const-ness of feval arguments
John W. Eaton <jwe@octave.org>
parents: 26686
diff changeset
638 const octave_value_list& args = octave_value_list (),
a2aed4b49be3 fix const-ness of feval arguments
John W. Eaton <jwe@octave.org>
parents: 26686
diff changeset
639 int nargout = 0);
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
640
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
641 extern OCTINTERP_API octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
642 feval (const std::string& name,
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
643 const octave_value_list& args = octave_value_list (),
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
644 int nargout = 0);
16294
0925d1f6875e push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents: 16293
diff changeset
645
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
646 extern OCTINTERP_API octave_value_list
23502
c6714ae1c06c eliminate remaining do_multi_index_op methods
John W. Eaton <jwe@octave.org>
parents: 23473
diff changeset
647 feval (octave_function *fcn,
23473
55916f99b8b6 prefer feval over do_multi_index_op
John W. Eaton <jwe@octave.org>
parents: 23446
diff changeset
648 const octave_value_list& args = octave_value_list (),
55916f99b8b6 prefer feval over do_multi_index_op
John W. Eaton <jwe@octave.org>
parents: 23446
diff changeset
649 int nargout = 0);
55916f99b8b6 prefer feval over do_multi_index_op
John W. Eaton <jwe@octave.org>
parents: 23446
diff changeset
650
55916f99b8b6 prefer feval over do_multi_index_op
John W. Eaton <jwe@octave.org>
parents: 23446
diff changeset
651 extern OCTINTERP_API octave_value_list
26883
a2aed4b49be3 fix const-ness of feval arguments
John W. Eaton <jwe@octave.org>
parents: 26686
diff changeset
652 feval (const octave_value& val,
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
653 const octave_value_list& args = octave_value_list (),
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
654 int nargout = 0);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
655
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
656 extern OCTINTERP_API octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
657 feval (const octave_value_list& args, int nargout = 0);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
658
26113
8a15f3bace49 move eval_string inside interpreter/evaluator class
John W. Eaton <jwe@octave.org>
parents: 25441
diff changeset
659 OCTAVE_DEPRECATED (5, "use 'octave::interpreter::eval_string' instead")
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
660 extern OCTINTERP_API octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
661 eval_string (const std::string&, bool silent, int& parse_status, int nargout);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
662
26113
8a15f3bace49 move eval_string inside interpreter/evaluator class
John W. Eaton <jwe@octave.org>
parents: 25441
diff changeset
663 OCTAVE_DEPRECATED (5, "use 'octave::interpreter::eval_string' instead")
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
664 extern OCTINTERP_API octave_value
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
665 eval_string (const std::string&, bool silent, int& parse_status);
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
666
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
667 extern OCTINTERP_API void
23696
08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23694
diff changeset
668 cleanup_statement_list (tree_statement_list **lst);
23075
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
669 }
4e3d47dc7e25 move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 23054
diff changeset
670
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
671 #endif