[Scilab-users] Scilab 6 problem with "Prettify"

[Samuel Gougeon]

Le 07/09/2017 à 23:14, Samuel Gougeon a écrit :
> Le 06/09/2017 à 21:33, Claus Futtrup a écrit :
>>
>> Hi there
>>
>> I've started to use the prettify functions by Pierre Vuillemin. So 
>> far so good in Scilab 5.5
>>
>> Now I've started to look into Scilab 6 (not least because graphics is 
>> much faster), but I get a weird error.
>>
>> If I start Scilab, first time I execute the code, I get an "Invalid 
>> buffer." message.
>>
>> Second time I execute the code then I get a bad message:
>>
>>
>> --> exec('C:\Users\claus\Documents\Scilab54\z3mfit.sce', -1)
>> at line    93 of executed file 
>> C:\Users\claus\Documents\Scilab54\z3mfit.sce
>>
>>                             'labels_font_size'  ,  3,...
>>                             ^^
>> Error: syntax error, unexpected "'", expecting "," or )
>>
>>
>> When I run my script, the first thing my code does - it clears all 
>> variables, all graphics and clears console, so it's not "old" stuff 
>> from previous run that is the problem. Or ???
>>
>> The "line 93" is part of the default options in Prettify, where it 
>> says labels_font_size. It looks like this:
>>
>> default_options  =  struct('title_font_size'    ,   4,...
>>                           'labels_font_size'   ,   3,...
>>                           'thicks_font_size'   ,   2,...
>>                           'num_format'         ,   '',...
>>                           'leg_font_size'      ,   3,...
>>                           'line_thickness'     ,   2,...
>>                           'xstring_font_size'  ,   2)
>
> Weird errors sometimes occur after copying/pasting some code from a 
> rich text formated document to Scinotes or the console. Some usual 
> characters like the space or quotes may have some special encoding in 
> formated text, and keep it in Scinotes, but are not aknowledged by the 
> parser.
> The last time i got this situation, it was about spaces  that looked 
> like spaces, but that were not ascii(32). To avoid this, i pasted the 
> text in a raw text unformated .txt file before copying/pasting in 
> Scinotes.
>

If you have copied/pasted some code directly from the web (like Pierre's 
Github page), it could be a source of encoding bugs: Web pages often use 
unbreakable spaces (  in HTML). I am pretty sure that Scilab's 
parser doesn't like them.

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