GNU Octave  4.2.1
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) 1996-2017 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 "octave-config.h"
27 
28 #include <cstdlib>
29 
30 #include <iosfwd>
31 #include <string>
32 
33 #include "mx-base.h"
34 #include "str-vec.h"
35 
36 #include "error.h"
37 #include "ov-base.h"
38 #include "ov-typeinfo.h"
39 
40 class octave_value_list;
41 
42 class tree_walker;
43 
44 // A type to represent ':' as used for indexing.
45 
46 class
48 {
49 public:
50 
52  : octave_base_value () { }
53 
55  : octave_base_value () { }
56 
58 
59  octave_base_value *clone (void) const
60  { return new octave_magic_colon (*this); }
62  { return new octave_magic_colon (); }
63 
64  idx_vector index_vector (bool /* require_integers */ = false) const { return idx_vector (':'); }
65 
66  bool is_defined (void) const { return true; }
67 
68  bool is_constant (void) const { return true; }
69 
70  bool is_magic_colon (void) const { return true; }
71 
72  void print (std::ostream& os, bool pr_as_read_syntax = false);
73 
74  void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const;
75 
76 private:
77 
79 };
80 
81 #endif
octave_magic_colon(const octave_magic_colon &)
Definition: ov-colon.h:54
octave_base_value * empty_clone(void) const
Definition: ov-colon.h:61
octave_base_value * clone(void) const
Definition: ov-colon.h:59
#define DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA
Definition: ov-base.h:148
bool is_constant(void) const
Definition: ov-colon.h:68
octave_magic_colon(void)
Definition: ov-colon.h:51
idx_vector index_vector(bool=false) const
Definition: ov-colon.h:64
~octave_magic_colon(void)
Definition: ov-colon.h:57
bool is_magic_colon(void) const
Definition: ov-colon.h:70
bool is_defined(void) const
Definition: ov-colon.h:66