Fix clobbering of global 'tags'

tpope · tpope · commit 024626f23aed · 2012-05-02T23:56:07.000-04:00
Closes vim-ruby#78.
diff --git a/ftplugin/ruby.vim b/ftplugin/ruby.vim
@@ -95,7 +95,7 @@ if stridx(&l:path, s:ruby_path) == -1
   let &l:path = s:ruby_path
 endif
 if exists('s:ruby_paths') && stridx(&l:tags, join(map(copy(s:ruby_paths),'v:val."/tags"'),',')) == -1
-  let &l:tags .= ',' . join(map(copy(s:ruby_paths),'v:val."/tags"'),',')
+  let &l:tags = &tags . ',' . join(map(copy(s:ruby_paths),'v:val."/tags"'),',')
 endif
 
 if has("gui_win32") && !exists("b:browsefilter")
