Re: break strings

[Steffen Wolfrum <context@st.estfiles.de>]

Am 13.06.2011 um 15:40 schrieb luigi scarso:

> On Mon, Jun 13, 2011 at 3:18 PM, Steffen Wolfrum <context@st.estfiles.de> wrote:
>> 
>> Am 13.06.2011 um 14:25 schrieb Wolfgang Schuster:
>> 
>>> 
>>> Am 13.06.2011 um 14:12 schrieb Steffen Wolfrum:
>>> 
>>>> Hi,
>>>> 
>>>> say I have arbitrary string of alphanumeric characters:
>>>> 
>>>> 
>>>> \starttext
>>>> 
>>>> \showframe
>>>> 
>>>> 9769387937933hhgiuiuziuziduzid93739837fhieuhifeuhfeiu39739837938398zfhfdkuhfiufhz398739837r98z379dihhfiu
>>>> 
>>>> \stoptext
>>>> 
>>>> How can I (automatically) force a break at end of line, without manually adding \crlf or \break at break points?
>>> 
>>> \handletokens ...\with{\hskip 0pt plus .1pt\firstofoneargument}
>> 
>> 
>> Yes, this helps:
>> 
>> \showframe
>> 
>> \define[1]\ThisHelps {\handletokens#1\with{\hskip 0pt plus .1pt\firstofoneargument}}
>> 
>> Test text test text\ThisHelps {9769387937933hhgiuiuziuziduzid93739837fhieuhifeuhfeiu39739837938398zfhfdkuhfiufhz398739837r98z379dihhfiu}
>> 
>> \stoptext
>> 
>> 
>> Thank you!!
>> 
>> Steffen
> Where is the difference ?
> 
> \starttext
> 
> 
> \showframe
> 
> \define[1]\ThisHelps {\handletokens#1\with{\hskip 0pt plus
> .1pt\firstofoneargument}}
> 
> Test text test text\ThisHelps
> {9769387937933hhgiuiuziuziduzid93739837fhieuhifeuhfeiu39739837938398zfhfdkuhfiufhz398739837r98z379dihhfiu}
> 
> \define[1]\ThisHelpsLuigi{%
> \startluacode
> s='#1'
> s= string.gsub(s,'(.)',"\%1\\hskip0sp")
> % maybe only some chars...
> %s= string.gsub(s,'[=/]',"\%1\\hskip0sp")
> context(s)
> \stopluacode}
> 
> Test text test text\ThisHelpsLuigi
> {9769387937933hhgiuiuziuziduzid93739837fhieuhifeuhfeiu39739837938398zfhfdkuhfiufhz398739837r98z379dihhfiu}
> 
> \stoptext


Just my "greenness" with luacode ...

I didn't expect that it could be wrapped so easily in an handy \define command:
context(s) is wrapped in start/stopluacode is wrapped in \define[1]\LuigiHelps{...}

Endless possibilities ... great!


Thank you very much for making this clear :o)

Steffen
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