Mercurial > hg > octave-nkf
annotate libinterp/parse-tree/pt-fcn-handle.h @ 16113:7c5e5e97a3bc
move static lexer helper functions to lexical_feedback class
* lex.ll, lex.h oct-parse.yy (do_comma_insert_check, text_yyinput,
xunput, fixup_column_count, inside_any_object_index, is_keyword_token,
is_variable, grab_block_comment, grab_comment_block, process_comment,
next_token_is_sep_op, next_token_is_postfix_unary_op,
next_token_is_bin_op, scan_for_comments, eat_whitespace,
handle_number, have_continuation, have_ellipsis_continuation,
eat_continuation, handle_string, next_token_is_assign_op,
next_token_is_index_op, handle_close_bracket, maybe_unput_comma,
next_token_can_follow_bin_op, looks_like_command_arg,
handle_superclass_identifier, handle_meta_identifier,
handle_identifier, maybe_warn_separator_insert,
gripe_single_quote_string, gripe_matlab_incompatible,
maybe_gripe_matlab_incompatible_comment,
gripe_matlab_incompatible_continuation,
gripe_matlab_incompatible_operator): Declare as members of
lexical_feedback class. Change all callers.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Tue, 26 Feb 2013 02:40:32 -0500 |
| parents | 2fc554ffbc28 |
| children | d63878346099 |
| rev | line source |
|---|---|
| 4343 | 1 /* |
| 2 | |
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maint: update copyright notices for 2012
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3 Copyright (C) 2003-2012 John W. Eaton |
| 4343 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 4343 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 4343 | 20 |
| 21 */ | |
| 22 | |
| 23 #if !defined (octave_tree_fcn_handle_h) | |
| 24 #define octave_fcn_handle_h 1 | |
| 25 | |
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26 #include <iosfwd> |
| 4343 | 27 #include <string> |
| 28 | |
| 29 #include "pt-bp.h" | |
| 30 #include "pt-exp.h" | |
| 5861 | 31 #include "pt-misc.h" |
| 32 #include "pt-stmt.h" | |
| 7336 | 33 #include "symtab.h" |
| 4343 | 34 |
| 35 class octave_value_list; | |
| 36 | |
| 37 class tree_walker; | |
| 38 | |
| 39 #include "ov.h" | |
| 6505 | 40 #include "ov-usr-fcn.h" |
| 7336 | 41 #include "symtab.h" |
| 4343 | 42 |
| 43 class | |
| 44 tree_fcn_handle : public tree_expression | |
| 45 { | |
| 46 public: | |
| 47 | |
| 48 tree_fcn_handle (int l = -1, int c = -1) | |
| 49 : tree_expression (l, c), nm () { } | |
| 50 | |
| 51 tree_fcn_handle (const std::string& n, int l = -1, int c = -1) | |
| 52 : tree_expression (l, c), nm (n) { } | |
| 53 | |
| 54 ~tree_fcn_handle (void) { } | |
| 55 | |
| 56 bool has_magic_end (void) const { return false; } | |
| 57 | |
| 58 void print (std::ostream& os, bool pr_as_read_syntax = false, | |
| 10313 | 59 bool pr_orig_txt = true); |
| 4343 | 60 |
| 61 void print_raw (std::ostream& os, bool pr_as_read_syntax = false, | |
| 10313 | 62 bool pr_orig_txt = true); |
| 4343 | 63 |
| 5043 | 64 std::string name (void) const { return nm; } |
| 65 | |
| 4343 | 66 bool rvalue_ok (void) const { return true; } |
| 67 | |
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68 octave_value rvalue1 (int nargout = 1); |
| 4343 | 69 |
| 70 octave_value_list rvalue (int nargout); | |
| 71 | |
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72 tree_expression *dup (symbol_table::scope_id scope, |
| 10313 | 73 symbol_table::context_id context) const; |
| 5861 | 74 |
| 4343 | 75 void accept (tree_walker& tw); |
| 76 | |
| 77 private: | |
| 78 | |
| 79 // The name of this function handle. | |
| 80 std::string nm; | |
| 81 | |
| 82 // No copying! | |
| 83 | |
| 84 tree_fcn_handle (const tree_fcn_handle&); | |
| 85 | |
| 86 tree_fcn_handle& operator = (const tree_fcn_handle&); | |
| 87 }; | |
| 88 | |
| 5861 | 89 class |
| 90 tree_anon_fcn_handle : public tree_expression | |
| 91 { | |
| 92 public: | |
| 93 | |
| 94 tree_anon_fcn_handle (int l = -1, int c = -1) | |
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95 : tree_expression (l, c), fcn (0), file_name () { } |
| 5861 | 96 |
| 6505 | 97 tree_anon_fcn_handle (tree_parameter_list *pl, tree_parameter_list *rl, |
| 10313 | 98 tree_statement_list *cl, symbol_table::scope_id sid, |
| 99 int l = -1, int c = -1) | |
| 7336 | 100 : tree_expression (l, c), |
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101 fcn (new octave_user_function (sid, pl, rl, cl)), |
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102 file_name () { } |
| 5861 | 103 |
| 7336 | 104 ~tree_anon_fcn_handle (void) { delete fcn; } |
| 5861 | 105 |
| 106 bool has_magic_end (void) const { return false; } | |
| 107 | |
| 108 bool rvalue_ok (void) const { return true; } | |
| 109 | |
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110 octave_value rvalue1 (int nargout = 1); |
| 5861 | 111 |
| 112 octave_value_list rvalue (int nargout); | |
| 113 | |
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114 tree_parameter_list *parameter_list (void) const |
| 7336 | 115 { |
| 116 return fcn ? fcn->parameter_list () : 0; | |
| 117 } | |
| 5861 | 118 |
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119 tree_parameter_list *return_list (void) const |
| 7336 | 120 { |
| 121 return fcn ? fcn->return_list () : 0; | |
| 122 } | |
| 5861 | 123 |
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124 tree_statement_list *body (void) const |
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125 { |
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126 return fcn ? fcn->body () : 0; |
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127 } |
| 7336 | 128 |
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129 symbol_table::scope_id scope (void) const |
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130 { |
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131 return fcn ? fcn->scope () : -1; |
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132 } |
| 7336 | 133 |
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134 tree_expression *dup (symbol_table::scope_id scope, |
| 10313 | 135 symbol_table::context_id context) const; |
| 5861 | 136 |
| 137 void accept (tree_walker& tw); | |
| 138 | |
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139 void stash_file_name (const std::string& file) { file_name = file; } |
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140 |
| 5861 | 141 private: |
| 142 | |
| 6505 | 143 // The function. |
| 7336 | 144 octave_user_function *fcn; |
| 5861 | 145 |
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146 // Filename where the handle was defined. |
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147 std::string file_name; |
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148 |
| 5861 | 149 // No copying! |
| 150 | |
| 151 tree_anon_fcn_handle (const tree_anon_fcn_handle&); | |
| 152 | |
| 153 tree_anon_fcn_handle& operator = (const tree_anon_fcn_handle&); | |
| 154 }; | |
| 155 | |
| 4343 | 156 #endif |