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recognize character string at beginning of statement (bug #38926, #38958) * lex.ll ("'"): Always begin a character string if at the beginning of a statement. * oct-parse.in.yy (stmt_begin): New non-terminal. (anon_fcn_handle, if_cmd_list1, elseif_clause, switch_case, loop_command): Use it. * pt-fcn-handle.cc, for.tst, if.tst, switch.tst, while.tst: New tests.
author John W. Eaton <jwe@octave.org>
date Sat, 18 May 2013 16:21:32 -0400
parents b1283d4c06c2
children 57fad64de019
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2006-2012 John W. Eaton
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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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19 %% test/octave.test/for/for-1.m
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20 %!test
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21 %! for i = 1
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22 %! __printf_assert__ ("%d", i);
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23 %! end
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24 %! __printf_assert__ ("\n");
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25 %! assert (__prog_output_assert__ ("1"));
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27 %% test/octave.test/for/for-2.m
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28 %!test
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29 %! for i = 1:4
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30 %! __printf_assert__ ("%d", i);
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31 %! endfor
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32 %! __printf_assert__ ("\n");
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33 %! assert (__prog_output_assert__ ("1234"));
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35 %% test/octave.test/for/for-3.m
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36 %!test
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37 %! for i = [1,2,3,4]
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38 %! __printf_assert__ ("%d", i);
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39 %! endfor
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40 %! __printf_assert__ ("\n");
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41 %! assert (__prog_output_assert__ ("1234"));
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43 %% test/octave.test/for/for-4.m
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44 %!test
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45 %! for i = [1,2;3,4]
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46 %! __printf_assert__ ("%d", i(1,1));
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47 %! __printf_assert__ ("%d", i(2,1));
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48 %! endfor
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49 %! __printf_assert__ ("\n");
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50 %! assert (__prog_output_assert__ ("1324"));
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52 %% test/octave.test/for/for-5.m
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53 %!test
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54 %! for i = I
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55 %! __printf_assert__ ("%d", imag (i));
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56 %! endfor
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57 %! __printf_assert__ ("\n");
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58 %! assert (__prog_output_assert__ ("1"));
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60 %% test/octave.test/for/for-6.m
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61 %!test
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62 %! for i = [1,2,3,4]*I
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63 %! __printf_assert__ ("%d", imag (i));
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64 %! endfor
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65 %! __printf_assert__ ("\n");
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66 %! assert (__prog_output_assert__ ("1234"));
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68 %% test/octave.test/for/for-7.m
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69 %!test
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70 %! for i = [1,2;3,4]*I
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71 %! __printf_assert__ ("%d", imag (i(1,1)));
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72 %! __printf_assert__ ("%d", imag (i(2,1)));
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73 %! endfor
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74 %! __printf_assert__ ("\n");
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75 %! assert (__prog_output_assert__ ("1324"));
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77 %% test/octave.test/for/for-8.m
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78 %!test
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79 %! for i = [1,2,3,4]
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80 %! if (i > 2)
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81 %! break;
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82 %! endif
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83 %! __printf_assert__ ("%d", i);
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84 %! endfor
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85 %! __printf_assert__ ("\n");
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86 %! assert (__prog_output_assert__ ("12"));
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88 %% test/octave.test/for/for-9.m
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89 %!test
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90 %! for i = [1,2,3,4]
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91 %! if (i < 3)
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92 %! continue;
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93 %! endif
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94 %! __printf_assert__ ("%d", i);
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95 %! endfor
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96 %! __printf_assert__ ("\n");
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97 %! assert (__prog_output_assert__ ("34"));
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98
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99 %!test
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100 %! a = [1,3;2,4];
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101 %! j = 0;
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102 %! for i = cat (3, a, 4 + a)
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103 %! assert (i, [1;2] + 2*j++)
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104 %! endfor
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105
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106 %!test
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107 %! a = {1,3;2,4};
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108 %! j = 0;
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109 %! for i = cat (3, a, cellfun (@(x) 4 + x, a, "UniformOutput", 0))
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110 %! assert (i, {1 + 2*j; 2 + 2*j++})
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111 %! endfor
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112
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113 %% test parsing of single-quoted character string appearing at the
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114 %% beginning of a for loop
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115 %!test
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116 %! for i = 1:5
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117 %! 'foo';
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118 %! endfor
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119 %! assert (i, 5);