Hi Tassilo,
2014-12-10 8:38 GMT+01:00 Tassilo Horn <t...@gnu.org>:
> Mosè Giordano <m...@gnu.org> writes:
>
> Hi!
>
>> 2014-12-09 10:34 GMT+01:00 Tassilo Horn <t...@gnu.org>:
>>>> Or matching everything between the opening and the closing brace
>>>> (allowing at least one level of braces)?
>>>
>>> Either that, or we could also rely on syntax tables. I.e., since
>>> `LaTeX-find-matching-end' already brings us to the end of the
>>> environment name,
>>>
>>> (let ((end (point)))
>>> (forward-char)
>>> (backward-sexp)
>>> (forward-char)
>>> (buffer-substring-no-properties (point) end))
>>>
>>> gives us the environment name.
>>
>> Good idea, except that `LaTeX-find-matching-end' fails to find the
>> closing brace of \end when the environment name is a macro with
>> arguments.
>
> Ah, indeed. During my testing it always stopped at
> \end{\whatever{foo}|} with | being point, so I assumed that's where it's
> supposed to stop, i.e., right after the environment name, not right
> after the environment.
>
> I guess it's better to also test the simple cases, not only the complex
> ones. ;-)
>
>> The attached patch should fix this problem.
>> `LaTeX-environment-name-regexp' needs to be a function because if it
>> were a variable it would always keep the original value, also in
>> buffers with different values for `TeX-grop' and `TeX-grcl' (or not?).
>
> Correct. Well, it could also be a variable that's initialized in
> `LaTeX-common-initialization' or so after a call to
> `hack-local-variables' to apply file local variables first. But IMO
> it's better to have it as a function.
>
>> Probably `LaTeX-modify-environment' can be simplified following your
>> suggestion,
>
> On a second thought, the syntax-table approach will fail in case the
> environment name is something unbalanced like \foo[{] which is unlikely
> but possible. So better stick to the regexp-search.
>
>> the patch sketches an idea how to fix `LaTeX-find-matching-end', but
>> can be improved.
>
> Looks good to me.
Ok, thanks, patch installed.
Bye,
Mosè
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