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annotate libinterp/corefcn/syminfo.h @ 33623:4517f929c59d bytecode-interpreter tip

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maint: Merge default to bytecode-interpreter
author Arun Giridhar <arungiridhar@gmail.com>
date Fri, 24 May 2024 16:22:41 -0400
parents 0b5f3219b650
children
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 2018-2024 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if ! defined (octave_syminfo_h)
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27 #define octave_syminfo_h 1
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28
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29 #include "octave-config.h"
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30
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31 #include <iosfwd>
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32 #include <list>
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33 #include <string>
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34
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35 #include "ov.h"
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36
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37 class octave_map;
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38
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39 OCTAVE_BEGIN_NAMESPACE(octave)
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40
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41 struct whos_parameter
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42 {
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43 char command;
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44 char modifier;
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45 int parameter_length;
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46 int first_parameter_length;
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47 int balance;
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48 std::string text;
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49 std::string line;
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50 };
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51
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52 class OCTINTERP_API symbol_info
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53 {
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54 public:
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55
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56 symbol_info (const std::string& name, const octave_value& value,
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57 bool is_formal, bool is_global, bool is_persistent)
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58 : m_name (name), m_value (value), m_is_complex (value.iscomplex ()),
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59 m_is_sparse (value.issparse ()), m_is_formal (is_formal),
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60 m_is_global (is_global), m_is_persistent (is_persistent)
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61 { }
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62
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63 std::string name () const { return m_name; }
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64
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65 octave_value value () const { return m_value; }
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66
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67 bool is_complex () const { return m_is_complex; }
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68
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69 bool is_sparse () const { return m_is_sparse; }
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70
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71 bool is_formal () const { return m_is_formal; }
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72
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73 bool is_global () const { return m_is_global; }
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74
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75 bool is_persistent () const { return m_is_persistent; }
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76
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77 void display_line (std::ostream& os,
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78 const std::list<whos_parameter>& params) const;
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79 private:
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80
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81 std::string m_name;
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82 octave_value m_value;
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83 bool m_is_complex;
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84 bool m_is_sparse;
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85 bool m_is_formal;
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86 bool m_is_global;
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87 bool m_is_persistent;
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88 };
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89
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90 class OCTINTERP_API symbol_info_list : public std::list<symbol_info>
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91 {
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92 public:
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93
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94 symbol_info_list () = default;
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96 symbol_info_list (const symbol_info_list&) = default;
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97
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98 symbol_info_list& operator = (const symbol_info_list&) = default;
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99
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100 ~symbol_info_list () = default;
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101
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102 octave_value varval (const std::string& name) const;
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103
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104 std::list<std::string> names () const;
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105
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106 octave_map map_value (const std::string& caller_function_name,
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107 int nesting_level) const;
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108
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109 // Print a line of information for a given symbol.
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110 void print_descriptor (std::ostream& os,
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111 const std::list<whos_parameter> params) const;
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112
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113 void display (std::ostream& os, const std::string& format) const;
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114
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115 // Parse FORMAT, and return a parameter list,
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116 // containing all information needed to print the given
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117 // attributes of the symbols.
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118 std::list<whos_parameter>
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119 parse_whos_line_format (const std::string& format) const;
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120 };
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121
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122 OCTAVE_END_NAMESPACE(octave)
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123
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124 #endif