Not all neighbors have to be readable

[vlmarek]

diff --git a/.vim/plugin/sleuth.vim b/.vim/plugin/sleuth.vim
--- a/.vim/plugin/sleuth.vim
+++ b/.vim/plugin/sleuth.vim
@@ -118,7 +118,9 @@
     for pattern in patterns
       for neighbor in split(glob(dir.'/'.pattern), "\n")
         if neighbor !=# expand('%:p')
-          call extend(options, s:guess(readfile(neighbor, '', 1024)), 'keep')
+          if (filereadable(neighbor))
+            call extend(options, s:guess(readfile(neighbor, '', 1024)), 'keep')
+          endif
         endif
         if s:apply_if_ready(options)
           return

[vlmarek]

Thank you!