[NTG-context] Trimming strings and Lua string.trim question

Rik Kabel context at rik.users.panix.com
Thu Mar 6 00:00:59 CET 2014


On 2014-03-05 10:54, Wolfgang Schuster wrote:
>
> Am 05.03.2014 um 16:18 schrieb Wolfgang Schuster 
> <schuster.wolfgang at gmail.com <mailto:schuster.wolfgang at gmail.com>>:
>
>>
>> Am 05.03.2014 um 16:07 schrieb Rik Kabel <context at rik.users.panix.com 
>> <mailto:context at rik.users.panix.com>>:
>>
>>>> striplong
>>>>
>>>
>>> It would be nice if striplong worked, but the example fails when 
>>> string.striplong is used in place of string.strip. The log says:
>>>
>>>     ! LuaTeX error [string "\directlua "]:1: attempt to call field
>>>     'striplong' (a nil value)
>>>     stack traceback:
>>>         [string "\directlua "]:1: in main chunk.
>>>
>>> Is the format of the call different than shown in the wiki, or is a 
>>> different mechanism required to quote a potentially long string?
>>
>> The name of the function is "strings.striplong".
>
> This should be "utilities.strings.striplong" but it has no effect 
> because when take a look
> at the saved string in Lua you can see that blank lines are removed 
> from the text.
>
> Wolfgang

Indeed. This does build without error, but the 
utilities.strings.striplong result is worse than the string.strip 
result, with some additional whitespace at the end of the test string 
from the earlier example.

So, is this a confirmed bug?
-- 
Rik
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