Mercurial > octave
annotate libinterp/corefcn/syminfo.h @ 26657:be909a861e52
new symbol_info method to list names
* syminfo.h, syminfo.cc (symbol_info::names): New method.
author | John W. Eaton <jwe@octave.org> |
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date | Sat, 26 Jan 2019 15:35:09 +0000 |
parents | 00f796120a6d |
children | fc7d72df08fa |
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1 /* |
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2 |
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3 Copyright (C) 2018-2019 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if ! defined (octave_syminfo_h) |
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24 #define octave_syminfo_h 1 |
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25 |
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26 #include "octave-config.h" |
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27 |
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28 #include <string> |
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29 #include <iosfwd> |
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30 |
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31 #include "base-list.h" |
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32 |
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33 #include "ov.h" |
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34 |
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35 class octave_map; |
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36 |
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37 namespace octave |
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38 { |
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39 struct whos_parameter |
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40 { |
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41 char command; |
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42 char modifier; |
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43 int parameter_length; |
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44 int first_parameter_length; |
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45 int balance; |
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46 std::string text; |
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47 std::string line; |
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48 }; |
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49 |
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50 class symbol_info |
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51 { |
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52 public: |
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53 |
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54 symbol_info (const std::string& name, const octave_value& value, |
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55 bool is_automatic, bool is_complex, bool is_formal, |
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56 bool is_global, bool is_persistent) |
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57 : m_name (name), m_value (value), m_is_automatic (is_automatic), |
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58 m_is_complex (is_complex), m_is_formal (is_formal), |
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59 m_is_global (is_global), m_is_persistent (is_persistent) |
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60 { } |
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61 |
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62 std::string name (void) const { return m_name; } |
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63 |
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64 octave_value value (void) const { return m_value; } |
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65 |
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66 bool is_automatic (void) const { return m_is_automatic; } |
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67 |
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68 bool is_complex (void) const { return m_is_complex; } |
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69 |
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70 bool is_formal (void) const { return m_is_formal; } |
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71 |
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72 bool is_global (void) const { return m_is_global; } |
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73 |
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74 bool is_persistent (void) const { return m_is_persistent; } |
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75 |
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76 void display_line (std::ostream& os, |
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77 const std::list<whos_parameter>& params) const; |
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78 private: |
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79 |
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80 std::string m_name; |
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81 octave_value m_value; |
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82 bool m_is_automatic; |
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83 bool m_is_complex; |
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84 bool m_is_formal; |
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85 bool m_is_global; |
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86 bool m_is_persistent; |
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87 }; |
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88 |
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89 class symbol_info_list : public base_list<symbol_info> |
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90 { |
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91 public: |
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92 |
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93 symbol_info_list (void) = default; |
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94 |
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95 symbol_info_list (const symbol_info_list&) = default; |
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96 |
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97 symbol_info_list& operator = (const symbol_info_list&) = default; |
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98 |
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99 ~symbol_info_list (void) = default; |
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100 |
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101 octave_value varval (const std::string& name) const; |
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102 |
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103 std::list<std::string> names (void) const; |
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104 |
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105 octave_map map_value (const std::string& caller_function_name, |
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106 int nesting_level) const; |
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107 |
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108 // Print a line of information for a given symbol. |
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109 void print_descriptor (std::ostream& os, |
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110 const std::list<whos_parameter> params) const; |
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111 |
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112 void display (std::ostream& os, const std::string& format); |
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113 |
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114 // Parse FORMAT, and return a parameter list, |
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115 // containing all information needed to print the given |
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116 // attributes of the symbols. |
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117 std::list<whos_parameter> |
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118 parse_whos_line_format (const std::string& format); |
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119 }; |
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120 } |
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121 |
2b92498c111e
move symbol_info and symbol_info_list classes to separate file
John W. Eaton <jwe@octave.org>
parents:
diff
changeset
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122 #endif |