Improve guard so it works for no eof new line

syntax/typescript.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'typescript') == -1
+
 " Vim syntax file
 " Language:     TypeScript
 " Maintainer:   Herrington Darkholme
@@ -31,4 +32,5 @@ let b:current_syntax = "typescript"
 if main_syntax == 'typescript'
   unlet main_syntax
 endif
+
 endif