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annotate examples/code/@polynomial/subsasgn.m @ 19630:0e1f5a750d00

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maint: Periodic merge of gui-release to default.
author John W. Eaton <jwe@octave.org>
date Tue, 20 Jan 2015 10:24:46 -0500
parents examples/@polynomial/subsasgn.m@446c46af4b42 examples/@polynomial/subsasgn.m@c8240a60dd01
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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1 function p = subsasgn (p, s, val)
226f6d001ee2 further improve the polynomial example, fix indexing
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parents: 9284
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2 if (length (s) < 1)
226f6d001ee2 further improve the polynomial example, fix indexing
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parents: 9284
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3 error ("polynomial: needs index");
226f6d001ee2 further improve the polynomial example, fix indexing
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parents: 9284
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4 endif
226f6d001ee2 further improve the polynomial example, fix indexing
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5 switch (s(1).type)
226f6d001ee2 further improve the polynomial example, fix indexing
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6 case "{}"
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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7 ind = s(1).subs;
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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8 if (numel (ind) != 1)
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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9 error ("polynomial: need exactly one index");
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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10 else
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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11 if (length (s) == 1)
9332
bf6da2fbfa4e examples/polynomial: properly handle magic colon
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parents: 9285
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12 if (isnumeric (ind{1}))
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446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
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13 p.poly(ind{1}+1) = val;
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14 else
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15 p.poly(ind{1}) = val;
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16 endif
9285
226f6d001ee2 further improve the polynomial example, fix indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9284
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17 else
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parents: 9284
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18 error ("polynomial: chained subscripts not allowed for {}");
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parents: 9284
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19 endif
8223
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20 endif
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21 case "."
9285
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parents: 9284
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22 fld = s(1).subs;
9284
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Robert T. Short <octave@phaselockedsystems.com>
parents: 8256
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23 if (strcmp (fld, "poly"))
9285
226f6d001ee2 further improve the polynomial example, fix indexing
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parents: 9284
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24 if (length (s) == 1)
226f6d001ee2 further improve the polynomial example, fix indexing
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parents: 9284
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25 p.poly = val;
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26 else
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27 p.poly = subsasgn (p.poly, s(2:end), val);
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28 endif
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29 else
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30 error ("@polynomial/subsref: invalid property \"%s\"", fld);
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parents: 8256
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31 endif
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32 otherwise
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parents: 9284
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33 error ("invalid subscript type");
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34 endswitch
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35 endfunction