fix(tmux-projectinator): Exit script correctly

.bin/tmux-projectinator

@@ -5,61 +5,73 @@ set -o emacs
 bind '"\e": "\C-W\c-d"'
 
 OPEN_MODE="new_pane"
+CACHE_FILE=~/.cache/project_list
+
+# Close tmux popup if any and quit
+exit_script () {
+  tmux display-popup -C
+
+  exit $1
+}
 
 debug () {
-    if [ "$VERBOSE" = true ]; then
-        echo $1
-    fi
+  if [ "$VERBOSE" = true ]; then
+    echo $1
+  fi
 }
 
 spinner() {
   local s="⣾⣽⣻⢿⡿⣟⣯⣷"
   local -i i=0
   while :; do
-    printf "%s\\r" "${s:$((i++%4)):1}" >&2
+    printf "%s\\r" "${s:$((i++%8)):1}" >&2
     sleep .1
   done
 
 }
 
 open_local () {
-    # To avoid using pre-entered string in current buffer
-    tmux send-keys C-c
-    tmux send-keys "cd $PROJECT_PATH" Enter
+  # To avoid using pre-entered string in current buffer
+  tmux send-keys C-c
+  tmux send-keys "cd $PROJECT_PATH" Enter
 
-    # Close tmux popup if any
-    tmux display-popup -C
+  exit_script 0
 }
 
 open_new_pane () {
-    tmux has-session -t $SESSION_NAME 2>/dev/null
-    if [ $? != 0 ]; then
-        debug "Session $SESSION_NAME missing, creating it."
-        tmux new-session -s $SESSION_NAME -d -n $PROJECT_NAME -c $PROJECT_PATH
-    fi
+  tmux has-session -t $SESSION_NAME 2>/dev/null
+  if [ $? != 0 ]; then
+    debug "Session $SESSION_NAME missing, creating it."
+    tmux new-session -s $SESSION_NAME -d -n $PROJECT_NAME -c $PROJECT_PATH
+  fi
 
-    tmux has-session -t $SESSION_NAME:$PROJECT_NAME 2>/dev/null
-    if [ $? != 0 ]; then
-        debug "Window $PROJECT_NAME in $SESSION_NAME not found, creating it."
-        tmux new-window -t $SESSION_NAME -n $PROJECT_NAME -d -c $PROJECT_PATH
-    fi
+  tmux has-session -t $SESSION_NAME:$PROJECT_NAME 2>/dev/null
+  if [ $? != 0 ]; then
+    debug "Window $PROJECT_NAME in $SESSION_NAME not found, creating it."
+    tmux new-window -t $SESSION_NAME -n $PROJECT_NAME -d -c $PROJECT_PATH
+  fi
 
-    tmux switch-client -t $SESSION_NAME:$PROJECT_NAME
+  tmux switch-client -t $SESSION_NAME:$PROJECT_NAME
 
-    # Close tmux popup if any
-    tmux display-popup -C
+  exit_script 0
+}
+
+update_project_list_cache() {
+  PROJECT_LIST_UPDATE=$(find ~/* -name .git -type d -not -path "~/.*" -prune 2>/dev/null | sed 's/\/.git/\n/g' | sed "s/$(echo $HOME | sed 's/\//\\\//g')//" | cut -d'/' -f2-)
+
+  echo $PROJECT_LIST_UPDATE > $CACHE_FILE
 }
 
 while getopts "lv" option; do
-    debug "Reading option $option"
-    case $option in
-        l)
-            OPEN_MODE="local"
-            ;;
-        v)
-            VERBOSE=true
-            ;;
-    esac
+  debug "Reading option $option"
+  case $option in
+    l)
+      OPEN_MODE="local"
+      ;;
+    v)
+      VERBOSE=true
+      ;;
+  esac
 done
 
 declare -A CUSTOM_SESSIONS
@@ -68,15 +80,28 @@ CUSTOM_SESSIONS[Projects]=Halia
 spinner &
 spinner_pid=$!
 
-PROJECT_LIST=$(find ~/* -name .git -type d -not -path "~/.*" -prune 2>/dev/null)
+if [ ! -f "$CACHE_FILE" ]; then
+  debug "Start synchronous project list cache update"
+  update_project_list_cache
+else
+  debug "Start asynchronous project list cache update"
+  update_project_list_cache &
+fi
+
+PROJECT_LIST=$(cat $CACHE_FILE)
 
 kill $spinner_pid
 
-SELECTED=$(echo $PROJECT_LIST | sed 's/\/.git/\n/g' | sed "s/$(echo $HOME | sed 's/\//\\\//g')//" | cut -d'/' -f2- | fzf)
+SELECTED=$(echo $PROJECT_LIST | tr ' ' '\n' | fzf)
 
 debug "Selected $SELECTED"
 
-PROJECT_PATH=$(echo $PROJECT_LIST | sed 's/\/.git/\n/g' | grep "${SELECTED}$")
+# Quit if nothing has been selected
+if [ ! $SELECTED ]; then
+  exit_script 1
+fi
+
+PROJECT_PATH=$(realpath ~/${SELECTED})
 PROJECT_ROOT=$(echo $SELECTED | cut -d '/' -f1)
 PROJECT_NAME=$(echo $SELECTED | rev | cut -d '/' -f1 | rev)
 
@@ -86,10 +111,10 @@ debug "Project path is $PROJECT_PATH"
 debug "Opening in $OPEN_MODE"
 
 case $OPEN_MODE in
-    "new_pane")
-        open_new_pane
-        ;;
-    "local")
-        open_local
-        ;;
+  "new_pane")
+    open_new_pane
+    ;;
+  "local")
+    open_local
+    ;;
 esac