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Re: [O] BUG: emacs orgmode ob-R.el function org-babel-R-evaluate-session
From: |
Charles C. Berry |
Subject: |
Re: [O] BUG: emacs orgmode ob-R.el function org-babel-R-evaluate-session over aggressively performs "; ; cleanup extra prompts left in output" and a possible workaround |
Date: |
Thu, 8 Oct 2015 12:24:08 -0700 |
User-agent: |
Alpine 2.20 (OSX 67 2015-01-07) |
On Thu, 1 Oct 2015, Cook, Malcolm wrote:
I am not sure what the best solution is, but, in my hands using
> > Org-mode version 8.3.2-elpa org-20150929 the reg-expt used to "cleanup
> > extra prompts left in output" is over-aggressive and will trim session
> > :output at lines consisting exclusively of blanks and periods such as
> > produced when printing a BioConductor 'Views' object which wants to
> > appear as
>
[snip]
I offer as a possible workaround the following:
> >
> > So far, I have had good success having removed provision for allowing
> leading whitespace by changing the regexp org-babel-R-evaluate-session
> from
> > "^\\([ ]*[>+\\.][ ]?\\)+\\([[0-9]+\\|[ ]\\)"
> > to
> > "^\\([>+\\.][ ]?\\)+\\([[0-9]+\\|[ ]\\)"
> >
> > But I don't know all the test cases so, YMMV....
I have traced this back to its source, and the culprit appears to be me.
See
commit dc92eaa08d89e4bc9556f868ae65633196157a8d
Author: Eric Schulte <address@hidden>
Date: Wed Jul 28 08:05:30 2010 -0600
and subsequent modifications.
I believe the leading blank(s) in the regex were copied from ess, but
nowadays I only see this in code in ess-traceback.el that is commented
out.
So I guess there would be no harm in pushing the latter regex.
Chuck