Please raise your hand if you have EVER used # to document R code in
the way mentioned on the LISP coding standards page.

pj

On Thu, May 4, 2017 at 10:52 AM, Brahm, David
<david.br...@geodecapital.com> wrote:
> Since we're on the topic, is there a style to make the # comments 
> right-justified against
> "fill-column" (which is 97 for me, as that makes printouts look good) and/or 
> the window
> width?  So as you type the comment, it marches leftward.  E.g.:
>
> x <- y + z                                                       # This 
> comment ends on column 97
> 1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567
>
> -- David Brahm (br...@alum.mit.edu)
>
>
> -----Original Message-----
> From: ESS-help [mailto:ess-help-boun...@r-project.org] On Behalf Of Charles 
> C. Berry
> Sent: Thursday, May 04, 2017 11:38 AM
> To: Ista Zahn
> Cc: Stephen Eglen; ess-help
> Subject: Re: [ESS] Ever consider changing indentation on #?
>
> On Thu, 4 May 2017, Ista Zahn wrote:
>
>> On Thu, May 4, 2017 at 10:25 AM, Lionel Henry <lionel....@gmail.com> wrote:
>>>
>>>> On 4 mai 2017, at 16:22, Paul Johnson <pauljoh...@gmail.com> wrote:
>>>>
>>>> I understand I can fix my init.el go avoid this, but it would be nicer
>>>> for my purpose
>>>> if this were in ESS itself, because I keep telling students to use it
>>>> and they are put off/discouraged
>>>> by this.
>>>
>>> Emacs is for people willing to put the effort into customisation.
>>> Your students are probably better off with RStudio. That said
>>> I agree that good defaults are important.
>>
>
> And there are a bunch of styles from which to choose a personal default.
> See below.
>
>> Yes, IMO Emacs/ESS isn't going to compete with Rstudio on
>> out-of-the-box convenience. But we can compete on features! Put this
>> in your config file
>>
>> (add-hook 'ess-mode-hook
>>          (lambda()
>>            ;; don't indent comments
>>            (setq ess-indent-with-fancy-comments nil)
>>            ;; turn on outline mode
>>            (setq-local outline-regexp "[# ]+")
>>            (outline-minor-mode t)))
>>
>> and not only will single # comments not be aligned at comment-column,
>> but code folder will work too!
>>
>>
>
> There are `off-the-shelf' styles like `Rstudio' that might satisfy Paul's
> student.
>
> Setting `ess-default-style' to `Rstudio' gives these settings:
>
>   (RStudio
>    (ess-indent-offset . 2)
>    (ess-offset-arguments . open-delim)
>    (ess-offset-arguments-newline . prev-line)
>    (ess-offset-block . prev-line)
>    (ess-offset-continued . straight)
>    (ess-align-nested-calls)
>    (ess-align-arguments-in-calls "function[     ]*(")
>    (ess-align-continuations-in-calls)
>    (ess-align-blocks)
>    (ess-indent-from-lhs arguments)
>    (ess-indent-from-chain-start . t)
>    (ess-indent-with-fancy-comments))
>
>
> Or one can customize the `OWN' style and select it. See the
> `ess-style-alist' docstring for more details.
>
> HTH,
>
> Chuck
>
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>
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-- 
Paul E. Johnson   http://pj.freefaculty.org
Director, Center for Research Methods and Data Analysis http://crmda.ku.edu

To write to me directly, please address me at pauljohn at ku.edu.

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