Philipp Edelmann wrote:
> Dear Vim developers,
>
> I noticed certain cases which cause Vim's indentation for awk to go into
> an infinite loop. The problem appears when there is a negative brace
> balance, i.e. more closing braces than opening braces. This can easily
> happen if one uses a regexp to match a closing brace. Vim then moves
> upward through the file to find the corresponding opening brace, which
> does not exist. The loop is missing a break condition for the case that
> line 0 has been reached. I added it in my patch.
>
> You see for yourself by opening the attached demo.awk and inserting a
> line below "match".
>
> Additionally, I think that strings and computed regexps should not be
> scanned for matching braces at all when it comes to determining the
> indentation. I changed the Get_brace_balance function to strip "..." and
> /.../ while taking into account escape characters. I am novice in
> writing Vim script and I'd be glad if somebody found a more elegant way
> of doing this but at least it seems to give proper indentation now.
>
> The attached patch should apply to the current version of indent/awk.vim.
Have you tried contacting the author, Erik Janssen?
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