Allow buffer as optional argument

mhinz · mhinz · commit 75c73f3cf3e9 · 2021-09-03T14:16:07.000+02:00
diff --git a/plugin/sayonara.vim b/plugin/sayonara.vim
@@ -184,4 +184,4 @@ function! s:sayonara(do_preserve)
 endfunction
 " }}}
 
-command! -nargs=0 -complete=buffer -bang -bar Sayonara call s:sayonara(<bang>0)
+command! -nargs=? -complete=buffer -bang -bar Sayonara call <sid>sayonara(<bang>0)
