GNU Octave  3.8.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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ov-colon.h
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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_ov_colon_h)
24 #define octave_ov_colon_h 1
25 
26 #include <cstdlib>
27 
28 #include <iosfwd>
29 #include <string>
30 
31 #include "mx-base.h"
32 #include "str-vec.h"
33 
34 #include "error.h"
35 #include "ov-base.h"
36 #include "ov-typeinfo.h"
37 
38 class octave_value_list;
39 
40 class tree_walker;
41 
42 // A type to represent ':' as used for indexing.
43 
44 class
46 {
47 public:
48 
50  : octave_base_value () { }
51 
53  : octave_base_value () { }
54 
56 
57  octave_base_value *clone (void) const
58  { return new octave_magic_colon (*this); }
59  octave_base_value *empty_clone (void) const
60  { return new octave_magic_colon (); }
61 
62  idx_vector index_vector (void) const { return idx_vector (':'); }
63 
64  bool is_defined (void) const { return true; }
65 
66  bool is_constant (void) const { return true; }
67 
68  bool is_magic_colon (void) const { return true; }
69 
70  void print (std::ostream& os, bool pr_as_read_syntax = false) const;
71 
72  void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const;
73 
74 private:
75 
77 };
78 
79 #endif