From: Drew Adams <drew.adams@oracle.com>
To: Marcin Borkowski <mbork@wmi.amu.edu.pl>,
Help Gnu Emacs mailing list <help-gnu-emacs@gnu.org>
Subject: RE: scan-sexps throws an error - are there any substitutes?
Date: Thu, 26 Mar 2015 16:12:12 -0700 (PDT) [thread overview]
Message-ID: <57492c9d-d615-4854-bcb3-556acf55aeaa@default> (raw)
In-Reply-To: <87sicrgy5i.fsf@wmi.amu.edu.pl>
> scan-sexps throws an error if it cannot move as many sexps as I want.
> This is fine in interactive use, but not really helpful in Lisp code I’m
> writing. (For the curious: I’m trying to write a solid SLOC-counting
> function, and I need moving by sexps to determine whether a string is
> a docstring, which I want to exclude from the count.) Any ideas what to
> do? I could rewrite it in Elisp, but is it a good idea? I doubt so.
>
> NB. I don't really use scan-sexps, I use backward-sexp, which is
> seemingly a higher level function – but, unlike search functions, it
> doesn't have a “noerror” argument.
You can wrap any code in `ignore-errors' to, well, ignore errors. ;-)
You can also use `condition-case' to ignore particular signals.
next prev parent reply other threads:[~2015-03-26 23:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 23:02 scan-sexps throws an error - are there any substitutes? Marcin Borkowski
2015-03-26 23:12 ` Drew Adams [this message]
2015-03-27 12:07 ` Marcin Borkowski
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