[ESS] R-mode: forward-sexp: Scan error: "Unbalanced parentheses"

[Vitalie Spinu]

I cannot reproduce it either,
This has probably something to do with your personal setup.

Vitalie.

2011/12/6 Aleksandar Blagotić <aca.blagotic at gmail.com>:
> Hm, that is strange... maybe it has something to do with Arch Linux
> packages. I'll investigate this one further and report back.
>
> Thanks,
>
> aL3xa
>
>
>
> On Tue, Dec 6, 2011 at 02:08, Michael Hannon <jm_hannon at yahoo.com> wrote:
>>
>> > Let's presuppose that I have a function like this:
>> >
>> > fn <- function(x, ...){
>> >   re <- "^#{1,6} [[:print:]]+$"
>> >   grepl(re, x, ...)
>> > }
>> >
>> > As soon as I put my cursor at the end of the line with regexp, and
>> > press RET, I get this error:
>> >
>> > forward-sexp: Scan error: "Unbalanced parentheses"
>> >
>> > I cannot indent the line with regex, and error comes up, though I've
>> > provided a valid R regular expression. Sometimes it hogs Emacs and I
>> > need to kill -s 9 it. =/
>> > Any ideas how to mend this?
>> > (I'm using  Emacs 23.3.1 with ESS grabbed from SVN repos)
>>
>> Hi, Aleksandar.  I don't have a solution to your problem, but it appears that I
>> don't have the problem on my system.  Please see the appended for details.
>>
>> Do I have the details correct?
>>
>> -- Mike
>>
>> Emacs  : GNU Emacs 23.3.1 (x86_64-redhat-linux-gnu, GTK+ Version 2.24.7)
>>  of 2011-11-23 on x86-16.phx2.fedoraproject.org
>> Package: ess-mode 5.14
>>
>> > x <- "foobar"
>> > y <- "### abc"
>> > fn <- function(x, ...){
>> +   re <- "^#{1,6} [[:print:]]+$"
>> +   grepl(re, x, ...)
>> + }
>> > fn(x)
>> [1] FALSE
>> > fn(y)
>> [1] TRUE
>
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