Improve guard so it works for no eof new line

after/syntax/idris.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'idris') == -1
+
 " This script allows for unicode concealing of certain characters
 " For instance -> goes to →
 "
@@ -77,4 +78,5 @@ hi link idrNiceOperator Operator
 hi! link Conceal Operator
 setlocal conceallevel=2
 
+
 endif