Mercurial > octave
annotate libinterp/parse-tree/pt-arg-list.cc @ 31090:1779a64b2510
maint: Merge stable to default
author | Arun Giridhar <arungiridhar@gmail.com> |
---|---|
date | Fri, 10 Jun 2022 18:57:17 -0400 |
parents | 796f54d4ddbf |
children | e88a07dec498 |
rev | line source |
---|---|
27923
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
1 //////////////////////////////////////////////////////////////////////// |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
2 // |
30564
796f54d4ddbf
update Octave Project Developers copyright for the new year
John W. Eaton <jwe@octave.org>
parents:
29358
diff
changeset
|
3 // Copyright (C) 1996-2022 The Octave Project Developers |
27923
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
4 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
5 // See the file COPYRIGHT.md in the top-level directory of this |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
6 // distribution or <https://octave.org/copyright/>. |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
7 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
8 // This file is part of Octave. |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
9 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
10 // Octave is free software: you can redistribute it and/or modify it |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
11 // under the terms of the GNU General Public License as published by |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
12 // the Free Software Foundation, either version 3 of the License, or |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
13 // (at your option) any later version. |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
14 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
15 // Octave is distributed in the hope that it will be useful, but |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
18 // GNU General Public License for more details. |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
19 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
20 // You should have received a copy of the GNU General Public License |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
21 // along with Octave; see the file COPYING. If not, see |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
22 // <https://www.gnu.org/licenses/>. |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
23 // |
bd51beb6205e
update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents:
27919
diff
changeset
|
24 //////////////////////////////////////////////////////////////////////// |
2982 | 25 |
21724
aba2e6293dd8
use "#if ..." consistently instead of "#ifdef" and "#ifndef"
John W. Eaton <jwe@octave.org>
parents:
21660
diff
changeset
|
26 #if defined (HAVE_CONFIG_H) |
21301
40de9f8f23a6
Use '#include "config.h"' rather than <config.h>.
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
27 # include "config.h" |
2982 | 28 #endif |
29 | |
30 #include <string> | |
31 | |
32 #include "str-vec.h" | |
33 | |
20940
48b2ad5ee801
maint: Rename oct-obj.[cc|h] to ovl.[cc|h] for clarity.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
34 #include "ovl.h" |
2982 | 35 #include "ov.h" |
36 #include "pt-arg-list.h" | |
37 #include "pt-exp.h" | |
10206
37a08e0ce2dc
support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents:
10160
diff
changeset
|
38 #include "pt-id.h" |
23127
5a91168a30be
avoid including parse tree headers in other header files unnecessarily
John W. Eaton <jwe@octave.org>
parents:
23084
diff
changeset
|
39 #include "pt-idx.h" |
2982 | 40 #include "pt-pr-code.h" |
41 | |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
42 namespace octave |
4267 | 43 { |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
44 // Argument lists. |
4267 | 45 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
46 tree_argument_list::~tree_argument_list (void) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
47 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
48 while (! empty ()) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
49 { |
25337
3ff9192b676e
use auto keyword to declare iterator variables where possible
John W. Eaton <jwe@octave.org>
parents:
25054
diff
changeset
|
50 auto p = begin (); |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
51 delete *p; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
52 erase (p); |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
53 } |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
54 } |
4267 | 55 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
56 void |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
57 tree_argument_list::append (const element_type& s) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
58 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23693
diff
changeset
|
59 base_list<tree_expression *>::append (s); |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
60 |
24846
7620f1f5290d
use m_ prefix for member variables in parse tree classes
John W. Eaton <jwe@octave.org>
parents:
24534
diff
changeset
|
61 if (! m_list_includes_magic_tilde && s && s->is_identifier ()) |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
62 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
63 tree_identifier *id = dynamic_cast<tree_identifier *> (s); |
24846
7620f1f5290d
use m_ prefix for member variables in parse tree classes
John W. Eaton <jwe@octave.org>
parents:
24534
diff
changeset
|
64 m_list_includes_magic_tilde = id && id->is_black_hole (); |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
65 } |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
66 } |
4258 | 67 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
68 bool |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
69 tree_argument_list::all_elements_are_constant (void) const |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
70 { |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23435
diff
changeset
|
71 for (const tree_expression *elt : *this) |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
72 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
73 if (! elt->is_constant ()) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
74 return false; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
75 } |
2982 | 76 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
77 return true; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
78 } |
2982 | 79 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
80 bool |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
81 tree_argument_list::is_valid_lvalue_list (void) const |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
82 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
83 bool retval = true; |
16285
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
15195
diff
changeset
|
84 |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23435
diff
changeset
|
85 for (const tree_expression *elt : *this) |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
86 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
87 // There is no need for a separate check for the magic "~" because it |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
88 // is represented by tree_black_hole, and that is derived from |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
89 // tree_identifier. |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
90 if (! (elt->is_identifier () || elt->is_index_expression ())) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
91 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
92 retval = false; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
93 break; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
94 } |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
95 } |
16285
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
15195
diff
changeset
|
96 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
97 return retval; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
98 } |
5846 | 99 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
100 string_vector |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
101 tree_argument_list::get_arg_names (void) const |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
102 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
103 int len = length (); |
2982 | 104 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
105 string_vector retval (len); |
2982 | 106 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
107 int k = 0; |
2982 | 108 |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23435
diff
changeset
|
109 for (tree_expression *elt : *this) |
2991 | 110 retval(k++) = elt->str_print_code (); |
2982 | 111 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
112 return retval; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
113 } |
2982 | 114 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
115 std::list<std::string> |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
116 tree_argument_list::variable_names (void) const |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
117 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
118 std::list<std::string> retval; |
16360
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
119 |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23435
diff
changeset
|
120 for (tree_expression *elt : *this) |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
121 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
122 if (elt->is_identifier ()) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
123 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
124 tree_identifier *id = dynamic_cast<tree_identifier *> (elt); |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
125 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
126 retval.push_back (id->name ()); |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
127 } |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
128 else if (elt->is_index_expression ()) |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
129 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
130 tree_index_expression *idx_expr |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
131 = dynamic_cast<tree_index_expression *> (elt); |
16755
787168f5f858
tag symbols in indexed assignments as variables (bug #39240)
John W. Eaton <jwe@octave.org>
parents:
16360
diff
changeset
|
132 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
133 retval.push_back (idx_expr->name ()); |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
134 } |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
135 } |
16360
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
136 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
137 return retval; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
138 } |
16360
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
139 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
140 tree_argument_list * |
24270
bc3819b7cca1
don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info
John W. Eaton <jwe@octave.org>
parents:
23795
diff
changeset
|
141 tree_argument_list::dup (symbol_scope& scope) const |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
142 { |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
143 tree_argument_list *new_list = new tree_argument_list (); |
5861 | 144 |
24846
7620f1f5290d
use m_ prefix for member variables in parse tree classes
John W. Eaton <jwe@octave.org>
parents:
24534
diff
changeset
|
145 new_list->m_simple_assign_lhs = m_simple_assign_lhs; |
5861 | 146 |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23435
diff
changeset
|
147 for (const tree_expression *elt : *this) |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23696
diff
changeset
|
148 new_list->append (elt ? elt->dup (scope) : nullptr); |
5861 | 149 |
23075
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
150 return new_list; |
4e3d47dc7e25
move parse tree classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22872
diff
changeset
|
151 } |
5861 | 152 } |