/usr/share/octave/packages/interval-1.4.1/__split_interval_literals__.m is in octave-interval 1.4.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 | ## Copyright 2015-2016 Oliver Heimlich
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @documentencoding utf-8
## @defun __split_interval_literals__ (@var{S})
##
## Split string @var{S} into a cell array of interval literals.
##
## This is an internal function of the interval package and should not be used
## directly.
## @end defun
## Author: Oliver Heimlich
## Keywords: interval
## Created: 2015-06-13
function result = __split_interval_literals__ (s)
if (isempty (s))
result = { s };
return
endif
## Split into rows,
## using newline characters, semicolon and rows in 2D strings as delimiters
row = transpose (ostrsplit (s, ";\n"));
## Normalize delimiters between intervals within the same row
row = strrep (row, "\t", ' ');
row = strrep (row, '[', "\t["); # start of interval literals
row = regexprep (row, '(](_\w*)?)\s*', "$1\t"); # end of interval literals
## Bare numbers “1 2, 3 4” shall be split into columns by spaces or commas
[bare_numbers.s, bare_numbers.e] = regexp (row, '(^|\t)[^\t\[]+($|\t)');
for i = 1 : numel (row)
for j = 1 : numel (bare_numbers.s {i})
select = bare_numbers.s {i} (j) : bare_numbers.e {i} (j);
row {i} (select) = strrep (strrep (row {i} (select), ' ', "\t"), ...
',', "\t");
endfor
endfor
## Separate columns within each row
row = cellfun (@(s) strsplit (strtrim (s), "\t"), row, "UniformOutput", false);
## Fill short rows with empty columns
cols = cellfun ('numel', row);
max_cols = max (cols);
for i = find (cols < max_cols)'
row {i} = horzcat (row {i}, {"[Empty]"} (ones (1, max_cols - cols (i))));
endfor
## Build a 2D cell array from a cell array of cell arrays
result = vertcat (row {:});
endfunction
%!assert (__split_interval_literals__ (""), {""});
%!assert (__split_interval_literals__ (","), {""});
%!assert (__split_interval_literals__ ("1"), {"1"});
%!assert (__split_interval_literals__ ("1?"), {"1?"});
%!assert (__split_interval_literals__ ("1?u"), {"1?u"});
%!assert (__split_interval_literals__ ("1?u3"), {"1?u3"});
%!assert (__split_interval_literals__ ("[Empty]"), {"[Empty]"});
%!assert (__split_interval_literals__ ("[Entire]"), {"[Entire]"});
%!assert (__split_interval_literals__ ("[]"), {"[]"});
%!assert (__split_interval_literals__ ("[,]"), {"[,]"});
%!assert (__split_interval_literals__ ("[1]"), {"[1]"});
%!assert (__split_interval_literals__ ("[1,2]"), {"[1,2]"});
%!assert (__split_interval_literals__ ("1 2"), {"1", "2"});
%!assert (__split_interval_literals__ ("1, , , , , , ,2"), {"1", "2"});
%!assert (__split_interval_literals__ ("1;;2"), {"1"; ""; "2"});
%!assert (__split_interval_literals__ ("1; ;2"), {"1"; ""; "2"});
%!assert (__split_interval_literals__ ("[1,2] [3,4]"), {"[1,2]", "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2],[3,4]"), {"[1,2]", "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2], [3,4]"), {"[1,2]", "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2]\n[3,4]"), {"[1,2]"; "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2];[3,4]"), {"[1,2]"; "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2]; [3,4]"), {"[1,2]"; "[3,4]"});
%!assert (__split_interval_literals__ (["[1,2]"; "[3,4]"]), {"[1,2]"; "[3,4]"});
%!assert (__split_interval_literals__ ("1 [3,4]"), {"1", "[3,4]"});
%!assert (__split_interval_literals__ ("1,[3,4]"), {"1", "[3,4]"});
%!assert (__split_interval_literals__ ("1, [3,4]"), {"1", "[3,4]"});
%!assert (__split_interval_literals__ ("1\n[3,4]"), {"1"; "[3,4]"});
%!assert (__split_interval_literals__ ("1;[3,4]"), {"1"; "[3,4]"});
%!assert (__split_interval_literals__ ("1; [3,4]"), {"1"; "[3,4]"});
%!assert (__split_interval_literals__ (["1"; "[3,4]"]), {"1"; "[3,4]"});
%!assert (__split_interval_literals__ ("[1,2] 3"), {"[1,2]", "3"});
%!assert (__split_interval_literals__ ("[1,2],3"), {"[1,2]", "3"});
%!assert (__split_interval_literals__ ("[1,2], 3"), {"[1,2]", "3"});
%!assert (__split_interval_literals__ ("[1,2]\n3"), {"[1,2]"; "3"});
%!assert (__split_interval_literals__ ("[1,2];3"), {"[1,2]"; "3"});
%!assert (__split_interval_literals__ ("[1,2]; 3"), {"[1,2]"; "3"});
%!assert (__split_interval_literals__ (["[1,2]"; "3"]), {"[1,2]"; "3"});
%!assert (__split_interval_literals__ ("1 3"), {"1", "3"});
%!assert (__split_interval_literals__ ("1,3"), {"1", "3"});
%!assert (__split_interval_literals__ ("1, 3"), {"1", "3"});
%!assert (__split_interval_literals__ ("1\n3"), {"1"; "3"});
%!assert (__split_interval_literals__ ("1;3"), {"1"; "3"});
%!assert (__split_interval_literals__ ("1; 3"), {"1"; "3"});
%!assert (__split_interval_literals__ (["1"; "3"]), {"1"; "3"});
%!assert (__split_interval_literals__ ("[1,2] [3,4] [5,6]"), {"[1,2]", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2],[3,4],[5,6]"), {"[1,2]", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2], [3,4], [5,6]"), {"[1,2]", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2]\n[3,4];[5,6]"), {"[1,2]"; "[3,4]"; "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2];[3,4] [5,6]"), {"[1,2]", "[Empty]"; "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2] [3,4];[5,6]"), {"[1,2]", "[3,4]"; "[5,6]", "[Empty]"});
%!assert (__split_interval_literals__ ("1 [3,4] [5,6]"), {"1", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("1,[3,4],[5,6]"), {"1", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("1, [3,4], [5,6]"), {"1", "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("1\n[3,4];[5,6]"), {"1"; "[3,4]"; "[5,6]"});
%!assert (__split_interval_literals__ ("1;[3,4] [5,6]"), {"1", "[Empty]"; "[3,4]", "[5,6]"});
%!assert (__split_interval_literals__ ("1 [3,4];[5,6]"), {"1", "[3,4]"; "[5,6]", "[Empty]"});
%!assert (__split_interval_literals__ ("[1,2] 3 [5,6]"), {"[1,2]", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2],3,[5,6]"), {"[1,2]", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2], 3, [5,6]"), {"[1,2]", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2]\n3;[5,6]"), {"[1,2]"; "3"; "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2];3 [5,6]"), {"[1,2]", "[Empty]"; "3", "[5,6]"});
%!assert (__split_interval_literals__ ("[1,2] 3;[5,6]"), {"[1,2]", "3"; "[5,6]", "[Empty]"});
%!assert (__split_interval_literals__ ("[1,2] [3,4] 5"), {"[1,2]", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("[1,2],[3,4],5"), {"[1,2]", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("[1,2], [3,4], 5"), {"[1,2]", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("[1,2]\n[3,4];5"), {"[1,2]"; "[3,4]"; "5"});
%!assert (__split_interval_literals__ ("[1,2];[3,4] 5"), {"[1,2]", "[Empty]"; "[3,4]", "5"});
%!assert (__split_interval_literals__ ("[1,2] [3,4];5"), {"[1,2]", "[3,4]"; "5", "[Empty]"});
%!assert (__split_interval_literals__ ("1 [3,4] 5"), {"1", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("1,[3,4],5"), {"1", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("1, [3,4], 5"), {"1", "[3,4]", "5"});
%!assert (__split_interval_literals__ ("1\n[3,4];5"), {"1"; "[3,4]"; "5"});
%!assert (__split_interval_literals__ ("1;[3,4] 5"), {"1", "[Empty]"; "[3,4]", "5"});
%!assert (__split_interval_literals__ ("1 [3,4];5"), {"1", "[3,4]"; "5", "[Empty]"});
%!assert (__split_interval_literals__ ("1 3 [5,6]"), {"1", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("1,3,[5,6]"), {"1", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("1, 3, [5,6]"), {"1", "3", "[5,6]"});
%!assert (__split_interval_literals__ ("1\n3;[5,6]"), {"1"; "3"; "[5,6]"});
%!assert (__split_interval_literals__ ("1;3 [5,6]"), {"1", "[Empty]"; "3", "[5,6]"});
%!assert (__split_interval_literals__ ("1 3;[5,6]"), {"1", "3"; "[5,6]", "[Empty]"});
%!assert (__split_interval_literals__ ("[1,2] 3 5"), {"[1,2]", "3", "5"});
%!assert (__split_interval_literals__ ("[1,2],3,5"), {"[1,2]", "3", "5"});
%!assert (__split_interval_literals__ ("[1,2], 3, 5"), {"[1,2]", "3", "5"});
%!assert (__split_interval_literals__ ("[1,2]\n3;5"), {"[1,2]"; "3"; "5"});
%!assert (__split_interval_literals__ ("[1,2];3 5"), {"[1,2]", "[Empty]"; "3", "5"});
%!assert (__split_interval_literals__ ("[1,2] 3;5"), {"[1,2]", "3"; "5", "[Empty]"});
%!assert (__split_interval_literals__ ("1 3 5"), {"1", "3", "5"});
%!assert (__split_interval_literals__ ("1,3,5"), {"1", "3", "5"});
%!assert (__split_interval_literals__ ("1, 3, 5"), {"1", "3", "5"});
%!assert (__split_interval_literals__ ("1\n3;5"), {"1"; "3"; "5"});
%!assert (__split_interval_literals__ ("1;3 5"), {"1", "[Empty]"; "3", "5"});
%!assert (__split_interval_literals__ ("1 3;5"), {"1", "3"; "5", "[Empty]"});
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