fixed notification if no emoji is selected

.local/bin/README.org

@@ -123,6 +123,7 @@
   Also, let’s send a notification telling the user the emoji has been copied!
   #+BEGIN_SRC fish
     set emoji (xclip -o -selection clipboard | tr -d '\n')
+    test -z "$emoji" && notify-send "No emoji copied" && exit
     set -a emoji "copied to clipboard"
     pgrep -x dunst >/dev/null && notify-send $emoji
   #+END_SRC

.local/bin/rofi-emoji

@@ -2,5 +2,6 @@
 grep -v "#" ~/.config/emoji.txt | rofi -dmenu -i | awk '{print $1}' | tr -d '\n' | xclip -selection clipboard
 
 set emoji (xclip -o -selection clipboard | tr -d '\n')
+test -z "$emoji" && exit
 set -a emoji "copied to clipboard"
 pgrep -x dunst >/dev/null && notify-send $emoji