Re: Regression with \doboundtext in \writetolist

[Hans Hagen <pragma@wxs.nl>]

On 10/11/2015 5:21 AM, Rik Kabel wrote:
> The following example works with older versions of ConTeXt, such as the
> version from 20150325 in my repository. It fails with TL15 and later,
> including the current standalone beta.
>
>     % macros=mkvi
>     \setwidthof {99}\to\IDWidth\relax
>     \def\STWidth{\dimexpr\textwidth-\IDWidth+1cm}
>     \definelist[OList]
>     \setuplist
>     [OList][criterium=all,alternative=c,pagecommand=\gobbleoneargument]
>
>     \starttexdefinition OLister #ID#String
>     {\writetolist[OList]{}{\hbox{\simplealignedbox{\IDWidth}{left}{#ID\quad}
>     {\doboundtext{#String}{\STWidth}{…}}}}}
>     \stoptexdefinition
>
>     \starttext
>     \OLister1{Some list testing text xxx xxx xxx xxx xxx xxx xxx xxx xxx
>     xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx}
>     \OLister2{Yet another list testing text xxx xxx xxx xxx xxx xxx xxx
>     xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx}
>     \OLister3{A list testing text xxx xxx xxx xxx xxx xxx xxx xxx xxx
>     xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx}
>     \OLister4{Different list testing text xxx xxx xxx xxx xxx xxx xxx
>     xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx}
>     \subject{List half width}
>     \startcolumns[n=2]
>     \placelist[OList]
>     \stopcolumns
>     \stoptext
>
> With the 20150325 ConTeXt, there are .tuc file entries like:
>
>         ["second"]="\\hbox {\\simplealignedbox {\\IDWidth
>     }{left}{2\\quad }{\\doboundtext {Yet another list testing text xxx
>     xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx
>     xxx}{\\STWidth }{…}}}",
>
> but with more recent versions, the corresponding entry is:
>
>         ["second"]="\\hbox {\\simplealignedbox {12.6pt}{left}{2\\quad
>     }{\\hbox {\\setbox \\scratchbox \\hbox {Yet another list testing
>     text xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx
>     xxx xxx}\\scratchdimen \\dimexpr \\textwidth -12.6pt+1cm\\relax
>     \\box \\scratchbox }}}",
>

\unexpanded\def\STWidth{\dimexpr\textwidth-\IDWidth+1cm}

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