Simplified _agkozak_prompt_dirtrim() logic

Author: agkozak

agkozak-zsh-theme.plugin.zsh

@@ -95,12 +95,11 @@ _agkozak_prompt_dirtrim() {
   [[ $1 -ge 1 ]] || set 2
   local abbreviated_path
   case $PWD in
-    $HOME) print -n '~' ;;  # For TrueOS
     $HOME*)
-      abbreviated_path=$(print -Pn "%($(($1 + 2))~|~/.../%${1}~|%~)")
+      abbreviated_path=$(print -Pn "%($(($1 + ${#HOME//[^\/]/}-1))~|~/.../%$1~|%~)")
       ;;
     *)
-      abbreviated_path=$(print -Pn "%($(($1 + 1))~|.../%${1}~|%~)")
+      abbreviated_path=$(print -Pn "%($(($1 + 1))~|.../%$1~|%~)")
       ;;
   esac
   print -n "$abbreviated_path"