fzf-vim: don't open Vim if no file is selected

aliases/key_dirs.tmpl

@@ -38,6 +38,7 @@ hbd ~/.habitctl
 ib ~/linux-config/dot_config/i3blocks/scripts
 ra ~/linux-config/dot_config/ranger
 rd ~/Documents/red-discord-bot
+rdt ~/coding/red-discord-bot
 sr ~/linux-config/scripts
 snp ~/.vim/plugged/vim-snippets/UltiSnips
 sw ~/.local/share/nvim/swap/

dot_config/fish/functions/fzf-vim.fish

@@ -1,3 +1,6 @@
 function fzf-vim
-    fzf | xargs $EDITOR
+    set file (fzf)
+    if test ! -z "$file"
+        $EDITOR $file
+    end
 end