GNU Octave  3.8.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Pages
pt-check.h
Go to the documentation of this file.
1 /*
2 
3 Copyright (C) 1996-2013 John W. Eaton
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
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
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
18 along with Octave; see the file COPYING. If not, see
19 <http://www.gnu.org/licenses/>.
20 
21 */
22 
23 #if !defined (octave_pt_check_h)
24 #define octave_pt_check_h 1
25 
26 #include "pt-walk.h"
27 
28 class tree_decl_command;
29 
30 // How to check the semantics of the code that the parse trees represent.
31 
32 class
34 {
35 public:
36 
37  tree_checker (void)
38  : do_lvalue_check (false), file_name () { }
39 
40  ~tree_checker (void) { }
41 
42  void visit_argument_list (tree_argument_list&);
43 
44  void visit_binary_expression (tree_binary_expression&);
45 
46  void visit_break_command (tree_break_command&);
47 
48  void visit_colon_expression (tree_colon_expression&);
49 
50  void visit_continue_command(tree_continue_command&);
51 
52  void visit_global_command (tree_global_command&);
53 
54  void visit_persistent_command (tree_persistent_command&);
55 
56  void visit_decl_elt (tree_decl_elt&);
57 
58  void visit_decl_init_list (tree_decl_init_list&);
59 
60  void visit_simple_for_command (tree_simple_for_command&);
61 
62  void visit_complex_for_command (tree_complex_for_command&);
63 
64  void visit_octave_user_script (octave_user_script&);
65 
66  void visit_octave_user_function (octave_user_function&);
67 
68  void visit_function_def (tree_function_def&);
69 
70  void visit_identifier (tree_identifier&);
71 
72  void visit_if_clause (tree_if_clause&);
73 
74  void visit_if_command (tree_if_command&);
75 
76  void visit_if_command_list (tree_if_command_list&);
77 
78  void visit_index_expression (tree_index_expression&);
79 
80  void visit_matrix (tree_matrix&);
81 
82  void visit_cell (tree_cell&);
83 
84  void visit_multi_assignment (tree_multi_assignment&);
85 
86  void visit_no_op_command (tree_no_op_command&);
87 
88  void visit_anon_fcn_handle (tree_anon_fcn_handle&);
89 
90  void visit_constant (tree_constant&);
91 
92  void visit_fcn_handle (tree_fcn_handle&);
93 
94  void visit_parameter_list (tree_parameter_list&);
95 
96  void visit_postfix_expression (tree_postfix_expression&);
97 
98  void visit_prefix_expression (tree_prefix_expression&);
99 
100  void visit_return_command (tree_return_command&);
101 
102  void visit_return_list (tree_return_list&);
103 
104  void visit_simple_assignment (tree_simple_assignment&);
105 
106  void visit_statement (tree_statement&);
107 
108  void visit_statement_list (tree_statement_list&);
109 
110  void visit_switch_case (tree_switch_case&);
111 
112  void visit_switch_case_list (tree_switch_case_list&);
113 
114  void visit_switch_command (tree_switch_command&);
115 
116  void visit_try_catch_command (tree_try_catch_command&);
117 
118  void visit_unwind_protect_command (tree_unwind_protect_command&);
119 
120  void visit_while_command (tree_while_command&);
121 
122  void visit_do_until_command (tree_do_until_command&);
123 
124 private:
125 
127 
128  std::string file_name;
129 
130  void do_decl_command (tree_decl_command&);
131 
132  void gripe (const std::string& msg, int line);
133 
134  // No copying!
135 
136  tree_checker (const tree_checker&);
137 
139 };
140 
141 #endif