Yes, and \exhyphenpenalty is used to control it. XeTeX has a new primitive to enable/disable it (I forgot its name)
Zdeněk Wagner http://hroch486.icpf.cas.cz/wagner/ http://icebearsoft.euweb.cz 2015-04-15 14:00 GMT+02:00 Joseph Wright <[email protected]>: > On 15/04/2015 12:47, Joseph Wright wrote: > > Hello all, > > > > With example > > > > \tracingoutput=1 % > > \showboxdepth=\maxdimen > > \showboxbreadth=\maxdimen > > 1-world > > \bye > > > > and LuaTeX 0.79 I get in the log the expected > > > > ...\tenrm 1 > > ...\tenrm - > > ...\tenrm w > > ...\kern-0.27779 > > ...\tenrm o > > ...\tenrm r > > ...\tenrm l > > ...\tenrm d > > > > whereas with Tl'15 pretest LuaTeX 0.80 I get > > > > ...\tenrm 1 > > ...\tenrm - > > ...\discretionary > > ...\tenrm w > > ...\kern-0.27779 > > ...\tenrm o > > ...\tenrm r > > ...\tenrm l > > ...\tenrm d > > > > Here "-" isn't a hyphenation point as 1 is not a letter. > > > > Is this change deliberate? > > It's been pointed out to me that classical TeX does have this, so > presumably it is a deliberate change :-) > -- > Joseph Wright > >
