Fix exex

zshrc

@@ -124,20 +124,26 @@ if (( $+commands[exa] )); then
   # exa explorer
   exex() {
     local depth=1
+    local old_depth=0
+    local min_depth=1
+    local max_depth=3
     local exa_opts=("--color=always" "--git" "--icons" "-F" "-T")
 
     while true; do
-      clear
-      exa $exa_opts -L$depth $@
+      if [[ $depth -ne $old_depth ]]; then
+        local old_depth=$depth
+        clear
+        exa $exa_opts -L$depth
+      fi 
+
       read -sk key
 
       case $key in
       h)
-        (( depth-- ))
-        [[ $depth -lt 1 ]] && local depth=1
+        [[ $depth -gt $min_depth ]] && (( depth-- ))
         ;;
       l)
-        (( depth++ ))
+        [[ $depth -lt $max_depth ]] && (( depth++ ))
         ;;
       q)
         break