Improve guard so it works for no eof new line

indent/eruby.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ruby') == -1
+
 " Vim indent file
 " Language:		eRuby
 " Maintainer:		Tim Pope <vimNOSPAM@tpope.org>
@@ -109,4 +110,5 @@ let &cpo = s:cpo_sav
 unlet! s:cpo_sav
 
 " vim:set sw=2 sts=2 ts=8 noet:
+
 endif