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Re: Error-Free Navigation in Trees of Sub-Expressions (sexp) in Font-Loc
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From: |
Nikolaj Schumacher |
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Subject: |
Re: Error-Free Navigation in Trees of Sub-Expressions (sexp) in Font-Locking Function Matchers |
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Date: |
Wed, 08 Oct 2008 16:15:49 +0200 |
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User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.3 (darwin) |
Nordlöw <per.nordlow@gmail.com> wrote:
> What is the most clever way of checking when we are at the last sexp
> (forward-sexp will fail as mentioned above)?
You could use either:
(condition-case err
(while t
(forward-sexp)
...)
(scan-error . nil))
to break the loop on an error, or:
(while (ignore-errors (forward-sexp) t)
...)
to get a nil when forward-sexp fails.
regards,
Nikolaj Schumacher