Re: parser problem?

[Ben Abbott]

On Mar 13, 2009, at 10:56 AM, Ben Abbott wrote:

> Do I infer correctly that this is a parser problem?
>
> octave:1> warning error
> octave:2> help cellstr
> error: potential auto-insertion of `,' near line 47 of file /Users/ 
> bpabbott/Development/mercurial/octave-3.1.54/scripts/help/which.m
> error: called from:
> error:   /Users/bpabbott/Development/mercurial/octave-3.1.54/scripts/ 
> help/help.m at line 81, column 5
> octave:2> help test
> error: potential auto-insertion of `,' near line 89 of file /Users/ 
> bpabbott/Development/mercurial/octave-3.1.54/scripts/strings/strcat.m
> error: called from:
> error:   /Users/bpabbott/Development/mercurial/octave-3.1.54/scripts/ 
> help/__makeinfo__.m at line 154, column 12
> error:   /Users/bpabbott/Development/mercurial/octave-3.1.54/scripts/ 
> help/__makeinfo__.m at line 111, column 16
> error:   /Users/bpabbott/Development/mercurial/octave-3.1.54/scripts/ 
> help/help.m at line 62, column 25
> octave:2>
>
> Line 47 of which.m is
>
>         varargout = {m.file};
>
> Line 89 of strchr.m is
>
>        varargin{nv}(:) = {str};
>
> From the Octave prompt
>
> octave:6> warning error
> octave:7> a = "a";
> octave:8> b = {a}
> error: potential auto-insertion of `,' near line 8
> octave:8> b = {(a)}
> b =
>
> {
>  [1,1] = a
> }
>
> octave:9> b = {a(:)}
> b =
>
> {
>  [1,1] = a
> }
>
> Ben
>
> p.s. my last build was about 2 days ago.

another example

octave:16> a = 1;
octave:17> b = {a, a}
error: potential auto-insertion of `,' near line 17
octave:17> b = {1, 1}
b =

{
  [1,1] =  1
  [1,2] =  1
}

octave:18> b = {a, a,} ## notice the 2nd comma
b =

{
  [1,1] =  1
  [1,2] =  1
}

Ben