Lech Lorens wrote:
> I have a list of files grouped by file extension. I am trying to create
> a fold for each of the groups. For this purpose I created the following
> Vim function:
> function! FoldByExtension()
> let s:searchSave = @/
> let s:wrapscanSave = &ws
> set nowrapscan
> normal zE
> 1
> while 1
> try
> .,/\v^.*\.(.*)\n(.*\.\1\n)*\zs.+(\1)@<!$/-1fold
> normal nj
> catch /E385/
> break
> endtry
> endwhile
> .,$fold
> let &ws = s:wrapscanSave
> let @/ = s:searchSave
> endfunction
>
> With re=1 Vim correctly processes the following list:
> #v+
> foo.bat
> bar.bat
> baz.bat
> foo.com
> bar.com
> baz.com
> foo.txt
> bar.txt
> baz.txt
> #v-
> creating 3 folds, 3 elements each. With re=2 it creates a single fold
> containing all the lines.
I can reproduce it by searching for the pattern:
/\v^.*\.(.*)\n(.*\.\1\n)*\zs.+(\1)@<!$
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