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List:       graphviz-devel
Subject:    Re: [graphviz-devel] xdot formatting change between 2.20.x and 2.21.x
From:       Ryan Schmidt <graphviz-2008c () ryandesign ! com>
Date:       2008-10-02 20:09:32
Message-ID: 3FC95A5D-1EB7-4DD1-8DA5-8723372172FD () ryandesign ! com
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On Oct 2, 2008, at 10:27 AM, Emden R. Gansner wrote:

> Ryan Schmidt wrote:
>> Some time in the Graphviz 2.21.x development cycle, the xdot  
>> output changed subtly. There is now a space before each comma in  
>> the attribute lists of nodes and edges. Was that intentional?  
>> Sample output from before and after the change is here, though I  
>> didn't try to find what revision introduced the change:
>>
>> http://code.google.com/p/canviz/issues/detail?id=6
>
> Note that this was not a change in the xdot format but in the dot  
> format.

Ah yes, I see that now. -Tdot and -Txdot both do it.

> And, technically, both formats are legal dot. You shouldn't be  
> using a weak-kneed parser. :)

Agreed, and already fixed! :)

> Anyway, it was something John did in early August in graphio.c, and  
> since I can't believe it was intentional,
> I've changed the code to drop the space.

Ok, thanks.


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