annotate scripts/+matlab/+lang/makeValidName.m @ 31551:fd29c7a50a78 stable

maint: use commas, semicolons consistently with Octave conventions. * makeValidName.m: Remove %!test and move BIST %!asserts to column 1. * base64decode.m, base64encode.m, which.m, logm.m, uniquetol.m, perms.m: Delete semicolon (';') at end of %!assert BIST. * lin2mu.m, interp2.m, interpn.m, lsqnonneg.m, pqpnonneg.m, uniquetol.m, betainc.m, normalize.m: Add semicolon (';') to end of assert statement within %!test BIST. * __memoize__.m, tar_is_bsd.m, publish.m: Add semicolon (';') to line with keyword "persistent". * stft.m: Use comma (',') after "case" keyword when code immediately follows. * gallery.m: Align commas used in case statements in massive switch block. Remove unnecessary parentheses around a numeric case argument. * ranks.m: Remove semicolon (';') from case statemnt argument.
author Rik <rik@octave.org>
date Sat, 26 Nov 2022 06:32:08 -0800
parents 796f54d4ddbf
children 597f3ee61a48
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 ########################################################################
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2 ##
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3 ## Copyright (C) 2017-2022 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 ## -*- texinfo -*-
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27 ## @deftypefn {} {@var{varname} =} matlab.lang.makeValidName (@var{str})
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28 ## @deftypefnx {} {@var{varname} =} matlab.lang.makeValidName (@dots{}, @qcode{"ReplacementStyle"}, @var{rs})
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29 ## @deftypefnx {} {@var{varname} =} matlab.lang.makeValidName (@dots{}, @qcode{"Prefix"}, @var{pfx})
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30 ## @deftypefnx {} {[@var{varname}, @var{ismodified}] =} matlab.lang.makeValidName (@dots{})
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31 ##
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32 ## Create valid variable name @var{varname} from @var{str}.
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33 ##
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34 ## The input @var{str} must be a string or a cell array of strings.
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35 ## The output @var{varname} will be of the same type.
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36 ##
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37 ## A valid variable name is a sequence of letters, digits, and underscores that
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38 ## does not begin with a digit.
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39 ##
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40 ## The @qcode{"ReplacementStyle"} option specifies how invalid characters
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41 ## are handled. Acceptable values are
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42 ##
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43 ## @table @asis
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44 ## @item @qcode{"underscore"} (default)
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45 ## Replace all invalid characters with an underscore (@qcode{"_"}).
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46 ##
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47 ## @item @qcode{"delete"}
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48 ## Remove any invalid character.
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49 ##
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50 ## @item @qcode{"hex"}
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51 ## Replace all invalid characters with their hexadecimal representation.
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52 ## @end table
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53 ##
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54 ## Whitespace characters are always removed @strong{prior} to the application
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55 ## of the @qcode{"ReplacementStyle"}. Lowercase letters following a whitespace
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56 ## will be changed to uppercase.
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57 ##
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58 ## The @qcode{"Prefix"} option specifies the string @var{pfx} to add as a
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59 ## prefix to the input if it begins with a digit. @var{pfx} must be a valid
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60 ## variable name itself. The default prefix is @qcode{"x"}.
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61 ##
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62 ## The optional output @var{ismodified} is a logical array indicating whether
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63 ## the respective element in @var{str} was a valid name or not.
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64 ##
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65 ## @seealso{iskeyword, isvarname, matlab.lang.makeUniqueStrings}
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66 ## @end deftypefn
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67
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68 function [varname, ismodified] = makeValidName (varargin)
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69
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70 [varname, ismodified] = __make_valid_name__ (varargin{:});
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71
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72 endfunction
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73
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74
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75 ## Test char vector input
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76 %!test
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77 %! varname = matlab.lang.makeValidName ("octave");
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78 %! assert (varname, "octave");
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79
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80 ## Test cellstr input
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81 %!test
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82 %! varname = matlab.lang.makeValidName ({"gnu", "octave"});
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83 %! assert (varname, {"gnu", "octave"});
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84
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85 ## Test default flags
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86 %!test
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87 %! str = {"Octave", "3d plot", "GNU/Octave", "laplace_*"};
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88 %! varname = matlab.lang.makeValidName (str);
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89 %! assert (varname, {"Octave", "x3dPlot", "GNU_Octave", "laplace__"});
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90
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91 ## Test ReplacementStyle flag
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92 %!test
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93 %! str = {"Octave", "3d plot", "GNU/Octave", "laplace_*"};
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94 %! varname = matlab.lang.makeValidName (str, "ReplacementStyle", "underscore");
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95 %! assert (varname, {"Octave", "x3dPlot", "GNU_Octave", "laplace__"});
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96 %! varname = matlab.lang.makeValidName (str, "ReplacementStyle", "hex");
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97 %! assert (varname, {"Octave", "x3dPlot", "GNU0x2FOctave", "laplace_0x2A"});
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98 %! varname = matlab.lang.makeValidName (str, "ReplacementStyle", "delete");
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99 %! assert (varname, {"Octave", "x3dPlot", "GNUOctave", "laplace_"});
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100
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101 ## Test Prefix flag
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102 %!test
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103 %! assert (matlab.lang.makeValidName ({"", " "}), {"x", "x"});
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104 %! str = {"Octave", "3d plot", "GNU/Octave", "laplace_*"};
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105 %! varname = matlab.lang.makeValidName (str, "prefix", "oct_");
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106 %! assert (varname, {"Octave", "oct_3dPlot", "GNU_Octave", "laplace__"});
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107
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108 ## Test second output
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109 %!test
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110 %! str = {"Octave", "3d plot", "GNU/Octave", "laplace_*"};
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111 %! [varname, modified] = matlab.lang.makeValidName (str);
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112 %! assert (modified, [false, true, true, true]);
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113
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114 ## Test whitespace followed by a lowercase letter
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115 %!test
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116 %! varname = matlab.lang.makeValidName ("gnu octave");
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117 %! assert (varname, "gnuOctave");
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118 %! varname = matlab.lang.makeValidName (" octave ");
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119 %! assert (varname, "octave");
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120
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121 ## Check for keywords
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122 %!assert (matlab.lang.makeValidName ("for"), "xFor")
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123 %!assert (matlab.lang.makeValidName ("For"), "For")
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124 %!error matlab.lang.makeValidName ("for", "Prefix", "for")
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125
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126 ## Test input validation
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127 %!error <Invalid call> matlab.lang.makeValidName ()
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128 %!error <STR must be a string or cellstr> matlab.lang.makeValidName (42)
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129 %!error <options must occur in pairs> matlab.lang.makeValidName ("a", "opt1")
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130 %!error <option argument must be a string>
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131 %! matlab.lang.makeValidName ("a", 1, 2)
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132 %!error <'ReplacementStyle' value must be a string>
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133 %! matlab.lang.makeValidName ("a", "ReplacementStyle", 1);
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134 %!error <invalid 'ReplacementStyle' value 'foobar'>
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135 %! matlab.lang.makeValidName ("a", "ReplacementStyle", "foobar");
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136 %!error <invalid 'Prefix' value '1_'>
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137 %! matlab.lang.makeValidName ("a", "Prefix", "1_");
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138 %!error <unknown property 'foobar'>
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139 %! matlab.lang.makeValidName ("a", "foobar", 1);