Print message if no found contact

kmail.sh

@@ -39,12 +39,20 @@ case "$#" in
 esac
 # ]]]
 
-debug_message "Look for a contact with these informations:\n${contact_pattern}"
+debug_message "− Look for a contact with these informations:\n${contact_pattern}"
+{
 	contact_line=$(khard email "${contact_pattern}" | sed -n 2p)
+} > /dev/null
+
+if [ -n "${contact_line}" ]; then
 	debug_message "Matching contact:\n${contact_line}"
 
 	contact_mail=$(printf '%s' "${contact_line}" | awk '{print $NF}')
 	debug_message "Mail of this contact:\n${contact_mail}"
+else
+	debug_message "− Found no email addresses corresponding to the argument(s)."
+	contact_mail="NO_CONTACT"
+fi
 
 	# Print the message to X11
 	printf '%s' "${contact_mail}" | xdotool type --clearmodifiers --file -