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Re: scan-sexps throws an error - are there any substitutes?

From: Marcin Borkowski
Subject: Re: scan-sexps throws an error - are there any substitutes?
Date: Fri, 27 Mar 2015 13:07:41 +0100

On 2015-03-27, at 00:12, Drew Adams <> wrote:

>> 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. ;-)

What a surprise! ;-)

> You can also use `condition-case' to ignore particular signals.

This will probably be better, thanks!


Marcin Borkowski
Faculty of Mathematics and Computer Science
Adam Mickiewicz University

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