Ported Caret color

fish_prompt.fish

@@ -1,10 +1,15 @@
-function __caret
-
+function __caret_color
+	if [ $USER = "root" ]
+	  echo -n "red"
+	else
+	  echo -n "magenta"
+	end
 end
 
+
 function fish_prompt
-	echo -s (set_color -o cyan)(whoami)@(hostname)
-	echo '>'
+	echo -s (set_color -o cyan)(whoami)(set_color normal)@(hostname| cut -d . -f 1)
+	echo -s (set_color (__caret_color))'# '(set_color normal)
 end
 
 function fish_right_prompt -d "Write out the right prompt"