add submodules initialization to health-check

scripts/health-check.sh

@@ -149,6 +149,15 @@ function perform_health_check() {
     healthy=0
   fi
 
+  if [[ $(is_dir_empty "$CURRENT_DIR/../vendor/tmux-printer") == "1" ]]; then
+    log_message "  * Submodules not initialized properly. Please run:"
+    log_message ""
+    log_message "      cd $TMUX_FINGERS_ROOT"
+    log_message "      git submodule update --init --recursive"
+    log_message "      tmux source ~/.tmux.conf"
+    healthy=0
+  fi
+
   if [[ $healthy -eq 0 ]]; then
     while [[ $(is_tmux_ready) = 0 ]]; do
       : # waiting for-tmux

scripts/utils.sh

@@ -117,3 +117,23 @@ function tmux_list_vi_copy_keys() {
 
   echo "$output"
 }
+
+function is_dir_empty() {
+  local dir_path="$1"
+
+  if [[ $(ls -1 "$dir_path" | wc -l) -gt 0 ]]; then
+    echo 0
+  else
+    echo 1
+  fi
+}
+
+function resolve_path() {
+  local path=$1
+
+  if [[ "$OSTYPE" == "darwin"* ]]; then
+    echo "$(stat -f "%N" "$path")"
+  else
+    echo "$(readlink -f "$path")"
+  fi
+}