Mercurial > octave-nkf
annotate src/pt-pr-code.h @ 7948:af10baa63915 ss-3-1-50
3.1.50 snapshot
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Fri, 18 Jul 2008 17:42:48 -0400 |
| parents | 5b4d278ec828 |
| children | 73c4516fae10 |
| rev | line source |
|---|---|
| 2123 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005, |
| 4 2006, 2007 John W. Eaton | |
| 2123 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 2123 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 2123 | 21 |
| 22 */ | |
| 23 | |
| 24 #if !defined (octave_tree_print_code_h) | |
| 25 #define octave_tree_print_code_h 1 | |
| 26 | |
| 4676 | 27 #include <stack> |
| 2530 | 28 #include <string> |
| 29 | |
| 3665 | 30 #include "comment-list.h" |
| 2123 | 31 #include "pt-walk.h" |
| 32 | |
| 2961 | 33 class tree_expression; |
| 34 | |
| 2123 | 35 // How to print the code that the parse trees represent. |
| 36 | |
| 37 class | |
| 38 tree_print_code : public tree_walker | |
| 39 { | |
| 40 public: | |
| 41 | |
| 3708 | 42 tree_print_code (std::ostream& os_arg, |
| 43 const std::string& pfx = std::string (), | |
| 2530 | 44 bool pr_orig_txt = true) |
| 4676 | 45 : os (os_arg), prefix (pfx), nesting (), |
| 46 print_original_text (pr_orig_txt), | |
| 4980 | 47 curr_print_indent_level (0), beginning_of_line (true), |
| 48 printing_newlines (true) | |
| 4676 | 49 { |
| 50 // For "none". | |
| 51 nesting.push ('n'); | |
| 52 } | |
| 2123 | 53 |
| 54 ~tree_print_code (void) { } | |
| 55 | |
| 5861 | 56 void visit_anon_fcn_handle (tree_anon_fcn_handle&); |
| 57 | |
| 2123 | 58 void visit_argument_list (tree_argument_list&); |
| 59 | |
| 60 void visit_binary_expression (tree_binary_expression&); | |
| 61 | |
| 4207 | 62 void visit_break_command (tree_break_command&); |
| 2123 | 63 |
| 64 void visit_colon_expression (tree_colon_expression&); | |
| 65 | |
| 4207 | 66 void visit_continue_command (tree_continue_command&); |
| 2123 | 67 |
| 2846 | 68 void visit_decl_command (tree_decl_command&); |
| 69 | |
| 70 void visit_decl_elt (tree_decl_elt&); | |
| 71 | |
| 72 void visit_decl_init_list (tree_decl_init_list&); | |
| 73 | |
| 2969 | 74 void visit_simple_for_command (tree_simple_for_command&); |
| 75 | |
| 76 void visit_complex_for_command (tree_complex_for_command&); | |
| 2123 | 77 |
|
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78 void visit_octave_user_script (octave_user_script&); |
|
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79 |
| 2891 | 80 void visit_octave_user_function (octave_user_function&); |
| 2123 | 81 |
| 2891 | 82 void visit_octave_user_function_header (octave_user_function&); |
| 2123 | 83 |
| 2891 | 84 void visit_octave_user_function_trailer (octave_user_function&); |
| 2123 | 85 |
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86 void visit_function_def (tree_function_def&); |
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parents:
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87 |
| 2123 | 88 void visit_identifier (tree_identifier&); |
| 89 | |
| 90 void visit_if_clause (tree_if_clause&); | |
| 91 | |
| 92 void visit_if_command (tree_if_command&); | |
| 93 | |
| 94 void visit_if_command_list (tree_if_command_list&); | |
| 95 | |
| 96 void visit_index_expression (tree_index_expression&); | |
| 97 | |
| 98 void visit_matrix (tree_matrix&); | |
| 99 | |
| 3351 | 100 void visit_cell (tree_cell&); |
| 101 | |
| 2969 | 102 void visit_multi_assignment (tree_multi_assignment&); |
| 2123 | 103 |
| 2620 | 104 void visit_no_op_command (tree_no_op_command&); |
| 105 | |
| 2372 | 106 void visit_constant (tree_constant&); |
| 2123 | 107 |
| 4342 | 108 void visit_fcn_handle (tree_fcn_handle&); |
| 109 | |
| 2123 | 110 void visit_parameter_list (tree_parameter_list&); |
| 111 | |
| 112 void visit_postfix_expression (tree_postfix_expression&); | |
| 113 | |
| 114 void visit_prefix_expression (tree_prefix_expression&); | |
| 115 | |
| 4207 | 116 void visit_return_command (tree_return_command&); |
| 2123 | 117 |
| 118 void visit_return_list (tree_return_list&); | |
| 119 | |
| 2969 | 120 void visit_simple_assignment (tree_simple_assignment&); |
| 2123 | 121 |
| 122 void visit_statement (tree_statement&); | |
| 123 | |
| 124 void visit_statement_list (tree_statement_list&); | |
| 125 | |
| 2846 | 126 void visit_switch_case (tree_switch_case&); |
| 127 | |
| 128 void visit_switch_case_list (tree_switch_case_list&); | |
| 129 | |
| 130 void visit_switch_command (tree_switch_command&); | |
| 131 | |
| 2123 | 132 void visit_try_catch_command (tree_try_catch_command&); |
| 133 | |
| 134 void visit_unwind_protect_command (tree_unwind_protect_command&); | |
| 135 | |
| 136 void visit_while_command (tree_while_command&); | |
| 137 | |
| 3484 | 138 void visit_do_until_command (tree_do_until_command&); |
| 139 | |
| 4980 | 140 void suspend_newline (void) { printing_newlines = false; } |
| 141 | |
| 142 void resume_newline (void) { printing_newlines = true; } | |
| 143 | |
| 2123 | 144 private: |
| 145 | |
| 3523 | 146 std::ostream& os; |
| 2123 | 147 |
| 3523 | 148 std::string prefix; |
| 2530 | 149 |
| 4676 | 150 std::stack<char> nesting; |
| 151 | |
| 2530 | 152 bool print_original_text; |
| 153 | |
| 3708 | 154 // Current indentation. |
| 155 int curr_print_indent_level; | |
| 156 | |
| 157 // TRUE means we are at the beginning of a line. | |
| 158 bool beginning_of_line; | |
| 2123 | 159 |
| 4980 | 160 // TRUE means we are printing newlines and indenting. |
| 161 bool printing_newlines; | |
| 162 | |
| 3933 | 163 void reset_indent_level (void) { curr_print_indent_level = 0; } |
| 2123 | 164 |
| 3933 | 165 void increment_indent_level (void) { curr_print_indent_level += 2; } |
| 2123 | 166 |
| 3933 | 167 void decrement_indent_level (void) { curr_print_indent_level -= 2; } |
| 2123 | 168 |
| 4980 | 169 void newline (const char *alt_txt = ", "); |
| 2123 | 170 |
| 171 void indent (void); | |
| 172 | |
| 173 void reset (void); | |
| 174 | |
| 2961 | 175 void print_parens (const tree_expression& expr, const char *txt); |
| 176 | |
| 3665 | 177 void print_comment_list (octave_comment_list *comment_list); |
| 178 | |
| 179 void print_comment_elt (const octave_comment_elt& comment_elt); | |
| 180 | |
| 181 void print_indented_comment (octave_comment_list *comment_list); | |
| 182 | |
| 2123 | 183 // Must create with an output stream! |
| 184 | |
| 185 tree_print_code (void); | |
| 186 | |
| 187 // No copying! | |
| 188 | |
| 189 tree_print_code (const tree_print_code&); | |
| 190 | |
| 191 tree_print_code& operator = (const tree_print_code&); | |
| 192 }; | |
| 193 | |
| 194 #endif | |
| 195 | |
| 196 /* | |
| 197 ;;; Local Variables: *** | |
| 198 ;;; mode: C++ *** | |
| 199 ;;; End: *** | |
| 200 */ |