[vim]Correct help function on empty files

2015-05-29 15:12:09 +02:00 · 2015-05-29 15:12:09 +02:00 · fcab463370
commit fcab463370
parent e632ab9896
1 changed files with 1 additions and 1 deletions
--- a/.vimrc
+++ b/.vimrc
@ -311,7 +311,7 @@ imap <S-F1> <Esc><S-F1>
 " show contextual help with F1
 function Help()
        try
-        if b:current_syntax == "python"
+        if exists('b:current_syntax') && b:current_syntax == "python"
                :call ShowPyDoc(expand("<cword>"), 1)
        else
                execute "Man " . expand("<cword>")