added max length feature to cwd. tested on macos

scripts/cwd.sh

@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source $current_dir/utils.sh
+
 # return current working directory of tmux pane
 getPaneDir() {
   nextone="false"
@@ -18,6 +21,20 @@ main() {
   # change '/home/user' to '~'
   cwd="${path/"$HOME"/'~'}"
 
+  # check max number of subdirs to display. 0 means unlimited
+  cwd_len=$(get_tmux_option "@dracula-cwd-length" "0")
+
+  if [[ "$cwd_len" -gt 0 ]]; then
+    base_to_erase=$cwd
+    for ((i = 0 ; i < cwd_len ; i++)); do
+      base_to_erase="${base_to_erase%/*}"
+    done
+    # / would have #base_to_erase of 0 and ~/ has #base_to_erase of 1. we want to exclude both cases
+    if [[ ${#base_to_erase} -gt 1 ]]; then
+      cwd=${cwd:${#base_to_erase}+1}
+    fi
+  fi
+
   echo "$cwd"
 }