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annotate scripts/help/doc_cache_create.m @ 17338:1c89599167a6

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maint: End m-files with 1 blank line. Simplifies automated grammarchecking script. * scripts/@ftp/ascii.m, scripts/@ftp/binary.m, scripts/@ftp/cd.m, scripts/@ftp/close.m, scripts/@ftp/delete.m, scripts/@ftp/dir.m, scripts/@ftp/display.m, scripts/@ftp/ftp.m, scripts/@ftp/loadobj.m, scripts/@ftp/mget.m, scripts/@ftp/mkdir.m, scripts/@ftp/mput.m, scripts/@ftp/rename.m, scripts/@ftp/rmdir.m, scripts/@ftp/saveobj.m, scripts/audio/lin2mu.m, scripts/audio/loadaudio.m, scripts/audio/mu2lin.m, scripts/audio/record.m, scripts/audio/saveaudio.m, scripts/audio/setaudio.m, scripts/deprecated/__error_text__.m, scripts/deprecated/cut.m, scripts/deprecated/error_text.m, scripts/deprecated/isstr.m, scripts/deprecated/polyderiv.m, scripts/deprecated/studentize.m, scripts/deprecated/sylvester_matrix.m, scripts/general/bicubic.m, scripts/general/celldisp.m, scripts/general/colon.m, scripts/general/cplxpair.m, scripts/general/del2.m, scripts/general/display.m, scripts/general/isdir.m, scripts/general/isequaln.m, scripts/general/loadobj.m, scripts/general/private/__isequal__.m, scripts/general/private/__splinen__.m, scripts/general/profexplore.m, scripts/general/quadgk.m, scripts/general/randi.m, scripts/general/repmat.m, scripts/general/saveobj.m, scripts/geometry/delaunay.m, scripts/help/__unimplemented__.m, scripts/help/doc_cache_create.m, scripts/help/get_first_help_sentence.m, scripts/help/help.m, scripts/help/print_usage.m, scripts/help/private/__additional_help_message__.m, scripts/help/private/__strip_html_tags__.m, scripts/help/type.m, scripts/image/imfinfo.m, scripts/image/imformats.m, scripts/image/imread.m, scripts/image/imwrite.m, scripts/image/private/__imfinfo__.m, scripts/image/private/__imread__.m, scripts/image/private/__imwrite__.m, scripts/image/private/imageIO.m, scripts/image/private/imwrite_filename.m, scripts/image/private/ind2x.m, scripts/io/beep.m, scripts/io/strread.m, scripts/io/textread.m, scripts/io/textscan.m, scripts/linear-algebra/krylov.m, scripts/linear-algebra/subspace.m, scripts/miscellaneous/bug_report.m, scripts/miscellaneous/bunzip2.m, scripts/miscellaneous/cast.m, scripts/miscellaneous/copyfile.m, scripts/miscellaneous/debug.m, scripts/miscellaneous/dir.m, scripts/miscellaneous/dump_prefs.m, scripts/miscellaneous/error_ids.m, scripts/miscellaneous/fileattrib.m, scripts/miscellaneous/gunzip.m, scripts/miscellaneous/isdeployed.m, scripts/miscellaneous/ismac.m, scripts/miscellaneous/mex.m, scripts/miscellaneous/mexext.m, scripts/miscellaneous/mkoctfile.m, scripts/miscellaneous/movefile.m, scripts/miscellaneous/namelengthmax.m, scripts/miscellaneous/news.m, scripts/miscellaneous/pack.m, scripts/miscellaneous/perl.m, scripts/miscellaneous/private/display_info_file.m, scripts/miscellaneous/python.m, scripts/miscellaneous/rmappdata.m, scripts/miscellaneous/run.m, scripts/miscellaneous/tar.m, scripts/miscellaneous/tempname.m, scripts/miscellaneous/untar.m, scripts/miscellaneous/unzip.m, scripts/miscellaneous/what.m, scripts/miscellaneous/zip.m, scripts/optimization/fminunc.m, scripts/optimization/fsolve.m, scripts/optimization/fzero.m, scripts/optimization/glpk.m, scripts/optimization/optimget.m, scripts/optimization/optimset.m, scripts/optimization/qp.m, scripts/optimization/sqp.m, scripts/path/pathdef.m, scripts/pkg/pkg.m, scripts/pkg/private/build.m, scripts/pkg/private/describe.m, scripts/pkg/private/dirempty.m, scripts/pkg/private/get_forge_download.m, scripts/pkg/private/get_forge_pkg.m, scripts/pkg/private/get_unsatisfied_deps.m, scripts/pkg/private/install.m, scripts/pkg/private/is_architecture_dependent.m, scripts/pkg/private/list_forge_packages.m, scripts/pkg/private/rebuild.m, scripts/pkg/private/shell.m, scripts/pkg/private/uninstall.m, scripts/plot/axes.m, scripts/plot/box.m, scripts/plot/closereq.m, scripts/plot/diffuse.m, scripts/plot/ezpolar.m, scripts/plot/findfigs.m, scripts/plot/gco.m, scripts/plot/guidata.m, scripts/plot/guihandles.m, scripts/plot/hdl2struct.m, scripts/plot/linkprop.m, scripts/plot/peaks.m, scripts/plot/print.m, scripts/plot/private/__add_datasource__.m, scripts/plot/private/__axis_label__.m, scripts/plot/private/__clabel__.m, scripts/plot/private/__color_str_rgb__.m, scripts/plot/private/__contour__.m, scripts/plot/private/__default_plot_options__.m, scripts/plot/private/__errcomm__.m, scripts/plot/private/__file_filter__.m, scripts/plot/private/__fltk_file_filter__.m, scripts/plot/private/__getlegenddata__.m, scripts/plot/private/__gnuplot_open_stream__.m, scripts/plot/private/__gnuplot_print__.m, scripts/plot/private/__go_draw_axes__.m, scripts/plot/private/__interp_cube__.m, scripts/plot/private/__is_function__.m, scripts/plot/private/__line__.m, scripts/plot/private/__marching_cube__.m, scripts/plot/private/__next_line_style__.m, scripts/plot/private/__patch__.m, scripts/plot/private/__pie__.m, scripts/plot/private/__pltopt__.m, scripts/plot/private/__quiver__.m, scripts/plot/private/__scatter__.m, scripts/plot/private/__stem__.m, scripts/plot/private/__uigetdir_fltk__.m, scripts/plot/private/__uigetfile_fltk__.m, scripts/plot/private/__uiobject_split_args__.m, scripts/plot/private/__uiputfile_fltk__.m, scripts/plot/refresh.m, scripts/plot/saveas.m, scripts/plot/shg.m, scripts/plot/specular.m, scripts/plot/sphere.m, scripts/plot/struct2hdl.m, scripts/plot/subplot.m, scripts/plot/uicontextmenu.m, scripts/plot/uicontrol.m, scripts/plot/uipanel.m, scripts/plot/uipushtool.m, scripts/plot/uiresume.m, scripts/plot/uitoggletool.m, scripts/plot/uitoolbar.m, scripts/plot/uiwait.m, scripts/plot/waitforbuttonpress.m, scripts/polynomial/pchip.m, scripts/polynomial/polyeig.m, scripts/polynomial/ppval.m, scripts/prefs/addpref.m, scripts/prefs/getpref.m, scripts/prefs/ispref.m, scripts/prefs/private/loadprefs.m, scripts/prefs/private/prefsfile.m, scripts/prefs/private/saveprefs.m, scripts/prefs/setpref.m, scripts/set/private/validargs.m, scripts/set/unique.m, scripts/signal/arch_fit.m, scripts/signal/arch_rnd.m, scripts/signal/arch_test.m, scripts/signal/arma_rnd.m, scripts/signal/durbinlevinson.m, scripts/signal/fractdiff.m, scripts/signal/freqz.m, scripts/signal/freqz_plot.m, scripts/signal/hurst.m, scripts/signal/periodogram.m, scripts/signal/private/rectangle_lw.m, scripts/signal/private/rectangle_sw.m, scripts/signal/private/triangle_sw.m, scripts/signal/spectral_adf.m, scripts/signal/spectral_xdf.m, scripts/signal/stft.m, scripts/signal/synthesis.m, scripts/signal/yulewalker.m, scripts/sparse/colperm.m, scripts/sparse/eigs.m, scripts/sparse/etreeplot.m, scripts/sparse/gmres.m, scripts/sparse/private/__sprand_impl__.m, scripts/sparse/spdiags.m, scripts/sparse/sprandn.m, scripts/specfun/bessel.m, scripts/specfun/betaln.m, scripts/specfun/expint.m, scripts/special-matrix/gallery.m, scripts/startup/__finish__.m, scripts/statistics/base/qqplot.m, scripts/statistics/distributions/tcdf.m, scripts/statistics/distributions/wienrnd.m, scripts/statistics/models/logistic_regression.m, scripts/statistics/models/private/logistic_regression_derivatives.m, scripts/statistics/models/private/logistic_regression_likelihood.m, scripts/statistics/tests/anova.m, scripts/statistics/tests/bartlett_test.m, scripts/statistics/tests/chisquare_test_homogeneity.m, scripts/statistics/tests/chisquare_test_independence.m, scripts/statistics/tests/cor_test.m, scripts/statistics/tests/f_test_regression.m, scripts/statistics/tests/hotelling_test.m, scripts/statistics/tests/hotelling_test_2.m, scripts/statistics/tests/kolmogorov_smirnov_test_2.m, scripts/statistics/tests/kruskal_wallis_test.m, scripts/statistics/tests/manova.m, scripts/statistics/tests/mcnemar_test.m, scripts/statistics/tests/prop_test_2.m, scripts/statistics/tests/run_test.m, scripts/statistics/tests/sign_test.m, scripts/statistics/tests/t_test.m, scripts/statistics/tests/t_test_2.m, scripts/statistics/tests/t_test_regression.m, scripts/statistics/tests/u_test.m, scripts/statistics/tests/var_test.m, scripts/statistics/tests/welch_test.m, scripts/statistics/tests/wilcoxon_test.m, scripts/statistics/tests/z_test.m, scripts/statistics/tests/z_test_2.m, scripts/strings/strcat.m, scripts/strings/strjoin.m, scripts/strings/strsplit.m, scripts/testfun/__have_feature__.m, scripts/testfun/__printf_assert__.m, scripts/testfun/__prog_output_assert__.m, scripts/testfun/__run_test_suite__.m, scripts/time/clock.m, scripts/time/datenum.m, scripts/ui/errordlg.m, scripts/ui/private/message_dialog.m: End m-files with 1 blank line.
author Rik <rik@octave.org>
date Wed, 28 Aug 2013 08:33:02 -0700
parents b81b9d079515
children 6dbc866379e2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 ## Copyright (C) 2009-2012 Søren Hauberg
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} doc_cache_create (@var{out_file}, @var{directory})
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21 ## Generate documentation caches for all functions in a given directory.
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22 ##
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23 ## A documentation cache is generated for all functions in @var{directory}.
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24 ## The
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25 ## resulting cache is saved in the file @var{out_file}.
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26 ## The cache is used to speed up @code{lookfor}.
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27 ##
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28 ## If no directory is given (or it is the empty matrix), a cache for builtin
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29 ## operators, etc. is generated.
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30 ##
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31 ## @seealso{doc_cache_file, lookfor, path}
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32 ## @end deftypefn
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33
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34 function doc_cache_create (out_file = "doc-cache", directory = [])
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35
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36 ## Check input
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37 if (! ischar (out_file))
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38 print_usage ();
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39 endif
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40
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41 ## Generate cache
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42 if (isempty (directory))
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43 cache = gen_builtin_cache ();
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44 elseif (iscell (directory))
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45 if (all (cellfun (@ischar, directory)))
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46 cache = gen_doc_cache_in_dir (directory);
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47 else
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48 error ("doc_cache_create: cell must contain only strings");
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49 endif
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50 elseif (ischar (directory))
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51 cache = gen_doc_cache_in_dir (directory);
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52 else
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53 error ("doc_cache_create: second input argument must be a string or a cell of strings");
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54 endif
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55
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56 ## Save cache
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57 if (! isempty (cache))
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58 save ("-text", out_file, "cache");
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59 endif
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60
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61 endfunction
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62
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63 function [text, first_sentence, status] = handle_function (f, text, format)
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64 first_sentence = "";
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65 ## Skip functions that start with __ as these shouldn't be searched by lookfor
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66 if (length (f) > 2 && all (f (1:2) == "_"))
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67 status = 1;
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68 return;
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69 endif
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70
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71 ## Take action depending on help text format
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72 switch (lower (format))
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73 case "plain text"
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74 status = 0;
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75 case "texinfo"
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76 [text, status] = __makeinfo__ (text, "plain text");
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77 case "html"
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78 [text, status] = strip_html_tags (text);
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79 otherwise
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80 status = 1;
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81 endswitch
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82
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83 ## Did we get the help text?
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84 if (status != 0 || isempty (text))
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85 warning ("doc_cache_create: unusable help text found in file '%s'", f);
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86 return;
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87 endif
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88
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89 ## Get first sentence of help text
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90 first_sentence = get_first_help_sentence (f);
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91 endfunction
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92
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93 function cache = create_cache (list)
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94 cache = {};
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95
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96 ## For each function:
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97 for n = 1:length (list)
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98 f = list {n};
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99
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100 ## Get help text
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101 [text, format] = get_help_text (f);
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102
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103 [text, first_sentence, status] = handle_function (f, text, format);
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104
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105 ## Did we get the help text?
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106 if (status != 0)
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107 continue;
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108 endif
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109
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110 ## Store the help text
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111 cache (1, end+1) = f;
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112 cache (2, end) = text;
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113 cache (3, end) = first_sentence;
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114 endfor
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115 endfunction
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116
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117 function cache = gen_doc_cache_in_dir (directory)
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118
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119 ## If 'directory' is not in the current path, add it so we search it
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120 dir_in_path = ismember (directory, ostrsplit (path (), pathsep ()));
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121
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122 ## dirs not in path
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123 if (! iscell (directory))
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124 directory = {directory};
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125 endif
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126 dirs_notpath = {directory{!dir_in_path}};
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127
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128 ## add them
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129 if (! isempty (dirs_notpath))
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130 cellfun (@addpath, dirs_notpath);
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131 endif
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132
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133 ## create cache
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134 func = @(s_) create_cache (__list_functions__ (s_));
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135 cache = cellfun (func, directory, 'UniformOutput', false);
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136
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137 ## concatenate results
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138 cache = [cache{:}];
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139
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140 ## remove dirs form path
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141 if (! isempty (dirs_notpath))
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142 cellfun (@rmpath, dirs_notpath);
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143 endif
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144
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145 endfunction
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146
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147 function cache = gen_builtin_cache ()
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148 operators = __operators__ ();
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149 keywords = __keywords__ ();
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150 builtins = __builtins__ ();
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151 list = {operators{:}, keywords{:}, builtins{:}};
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152
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153 cache = create_cache (list);
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154 endfunction
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155
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156
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157 %% No true tests desirable for this function.
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158 %% Test input validation
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159 %!error doc_cache_create (1)
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160