[ESS] Ever consider changing indentation on #?

[Martin Maechler]

>>>>> Paul Johnson <pauljohn32 using gmail.com>
>>>>>     on Thu, 4 May 2017 21:49:57 -0500 writes:

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

I have... and still do  "all the time".

That's also true for (parts of) base R  source code.

Martin

--
Martin <Maechler using stat.math.ethz.ch>   http://stat.ethz.ch/~maechler
Seminar für Statistik, ETH Zürich   HG G 16         Rämistrasse 101
CH-8092 Zurich, SWITZERLAND
phone: +41-44-632-3408      fax: ...-1228     <><


    > pj

    > On Thu, May 4, 2017 at 10:52 AM, Brahm, David
    > <David.Brahm using 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 (brahm using alum.mit.edu)
    >> 
    >> 
    >> -----Original Message-----
    >> From: ESS-help [mailto:ess-help-bounces using 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.hry using gmail.com> wrote:
    >>>> 
    >>>>> On 4 mai 2017, at 16:22, Paul Johnson <pauljohn32 using 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
    >> 
    >> ______________________________________________
    >> ESS-help using r-project.org mailing list
    >> https://stat.ethz.ch/mailman/listinfo/ess-help
    >> 
    >> ______________________________________________
    >> ESS-help using r-project.org mailing list
    >> https://stat.ethz.ch/mailman/listinfo/ess-help



    > -- 
    > 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.

    > ______________________________________________
    > ESS-help using r-project.org mailing list
    > https://stat.ethz.ch/mailman/listinfo/ess-help