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Re: [AUCTeX] How to apply different 'style-hook' for a document dependin

From: Vladimir Lomov
Subject: Re: [AUCTeX] How to apply different 'style-hook' for a document depending on option passed to a package?
Date: Thu, 31 Oct 2013 22:30:59 +0900
User-agent: Mutt/1.5.22 (2013-10-16)

** Tassilo Horn [2013-10-31 14:16:14 +0100]:

> Vladimir Lomov <address@hidden> writes:

> Hi Vladimir,

>> I don't know Emacs Lisp well enough, so I tried following: I added
>> construction
>> (lambda () (nth 1 (split-string (nth 1 (assoc "isu-th3" 
>> LaTeX-provided-package-options)) "=")))
>> into function 'TeX-run-style-hooks' of my 'isu-th3.el' (that's the real
>> name of my package) and tried to run emacs on sample document. It fails
>> with message:

>> TeX-member: Wrong type argument: stringp, (lambda nil (nth 1 (split-string 
>> (nth
>> 1 (assoc "isu-th3" LaTeX-provided-package-options)) "=")))

>> As I understand from definition of 'TeX-run-style-hooks', the function
>> expects string not a function. Of course if I run the construction in
>> *scratch* (defining LaTeX-provided-package-options by hand) to test
>> it, all works fine.

>> Is it possible to 'evaluate' lambda function, so it returns the string
>> and that string will be used as hooks-name?

> Sure, you add parentheses around it.  E.g., if you now have

>   (TeX-run-style-hooks (lambda () ...))

> you'd have

>   (TeX-run-style-hooks ((lambda () ...)))

Thank you Tassilo, that did the trick!

> But then you don't need a lambda, but you'd rather use something like:

>   (let ((conf (nth 1 (split-string (nth 1 (assoc "isu-th3"
> LaTeX-provided-package-options))
>                                    "="))))
>     (TeX-run-style-hooks conf))

I'll try to test this variant laterly.

> BTW, your code just takes the value of the first option as the style to
> load.  I don't know if there could also be

>   \usepackage[x=y,conf=set1]{isu-th3}

> then your code would try to load y.

This is not my case, but I'll think about it definitely.

> Bye,
> Tassilo

WBR, Vladimir Lomov

        "I ain't broke, but I'm badly bent."

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