Re: defineremapper as default (in style file)

[luigi scarso <luigi.scarso@gmail.com>]

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On Mon, May 25, 2009 at 12:17 PM, Hans Hagen <pragma@wxs.nl> wrote:

> luigi scarso wrote:
>
>> On Fri, May 22, 2009 at 8:11 PM, Hans Hagen <pragma@wxs.nl> wrote:
>>
>>  Peter Münster wrote:
>>>
>>>  Hello,
>>>>
>>>> I would like to activate a remapper in a style or module file. How could
>>>> this be done?
>>>>
>>>> I tried this without success:
>>>>
>>>> \defineremapper[filterItem]
>>>> \remapcharacter[filterItem][`•]{\item}
>>>> \appendtoks \startfilterItem \to \everystarttext
>>>> \prependtoks \stopfilterItem  \to \everystoptext
>>>>
>>>>
>>  kep in mind that the remapper is just a hack and will not be extended etc
>>> etc; i'm not going to handle interferences with other mechanisms
>>>
>>>
>>  Hans
>>>
>>>
>>
>> I think the point is this :
>> in some situations one find useful to convert things like • in macros like
>> \item .
>> Of course, it can be done with  preprocessing , or with some ad-hoc macros
>> in lua code , etc
>> So, apart \remapcharacter, are there  any other safe ways to "remap
>> character" ?
>>
>
> one solution mentioned was making that character active and then do an
> unexpanded def which makes it roundtrip safe;  of course we should leave
> characters like : untouched
>

there was an article many years ago something like "Active characters -- No
thank you"


> the remapper works on all input and it might result in unwanted side
> effects .. imagine that someone defines symbol 1 as • and gets \item instead
>
this is true -- it's not a general solution it's a trick , it if you abuse
then....

>
>
> Hans
>

Maybe I'm not able to express what I mean .
-- 
luigi

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