async: Check existence of buffer before accessing it

fixes #1936
2019-06-14 09:40:30 +02:00 · 2019-06-14 09:40:30 +02:00 · 71c80aaf54
parent 63a75aca2a
commit 71c80aaf54
1 changed files with 4 additions and 2 deletions
--- a/autoload/airline/async.vim
+++ b/autoload/airline/async.vim
@ -69,8 +69,10 @@ function! s:set_clean_variables(file, vcs, val)
  if has_key(var, a:vcs) && has_key(var[a:vcs], 'dirty') &&
        \ type(getbufvar(fnameescape(a:file), 'buffer_vcs_config')) == type({})
    let var[a:vcs].dirty=a:val
-    call setbufvar(fnameescape(a:file), 'buffer_vcs_config', var)
-    unlet! b:airline_head
+    if bufexists(a:file)
+      call setbufvar(fnameescape(a:file), 'buffer_vcs_config', var)
+      unlet! b:airline_head
+    endif
  endif
 endfunction