[Dev-luatex] ligature in \localleftbox \localrightbox

Hans Hagen j.hagen at xs4all.nl
Sat May 19 15:28:20 CEST 2018


On 5/19/2018 3:12 PM, Hironobu Yamashita wrote:
> Hi,
> 
> LuaTeX does not handle ligature inside \localleftbox / \localrightbox.
> (I found that \localleftbox{\hbox{<<~}} is OK, but ...)
> The following source reproduces the problem:
> 
> \hsize=300pt
> \font\x=ec-lmr10\x
> {<<~\localleftbox{<<~}The original problem to be solved
> was for fine French typesetting, in which guillemets
> are placed running down the left side of a paragraph,
> as in this paragraph, so long as material is being
> quoted.~>>} Since \TeX\ breaks paragraphs in arbitrary
> places, it was impossible to develop a robust macro
> package that could, in a single pass, place the
> guillemets in the right positions.
> \bye
> 
> The source compiles fine with Aleph.
> Is this change intended for LuaTeX?
if you want the buildes applied, you can wrap the content in a regular hbox

\localleftbox{\hbox{<<~}}


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