[XeTeX] no hyphenation with fontspec

[Pablo Rodríguez]

Jonathan Kew wrote:
> You mean where there's a (Unicode) en-dash or em-dash? (Either in the  
> original input text, or as a result of a font mapping.)
> 
> If so, you may want to set the parameter
> 
>    \XeTeXdashbreakstate = 1
> 
> I'm not sure if either of the parts of the compound word will be  
> eligible for hyphenation in this situation; normally, if there's an  
> explicit hyphen/dash, TeX does not attempt to further hyphenate the  
> two parts. If you want to allow that, you probably need some  
> additional code to introduce some (possibly zero-width) glue.

It worked the way you said.

I want to further hyphenate the two parts with explicit en/em dashes
(not with explicit hyphens).

How should I include the glue into my code to do this? (I have no idea
of how this should be implemented.)

Thanks,


Pablo