Added NERDTree plugin

setup_vim.sh

@@ -1,21 +1,26 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
 echo "Installing prerequisites"
 
+echo ".. Catppucchin theme"
 [[ ! -d ~/.vim ]] && mkdir ~/.vim
 
 [[ ! -d ~/.vim/colors ]] && mkdir ~/.vim/colors
 
-cd ~/.vim/colors
+if [[ ! -d catppucchin ]]; then 
+    mkdir catppucchin
+    git clone https://github.com/catppuccin/vim.git catppucchin
+    cp catppucchin/vim/colors/* ~/.vim/colors/
+    rm -rf catppucchin
+fi
 
-git clone https://github.com/catppuccin/vim.git
+echo ".. NERDTree"
 
-cp vim/colors/* .
+git clone https://github.com/preservim/nerdtree.git ~/.vim/pack/vendor/start/nerdtree
+vim -u NONE -c "helptags ~/.vim/pack/vendor/start/nerdtree/doc" -c q
 
-rm -rf vim/
-
-cp ~/.vimrc ~/.vimrc.old
+[[ -f ~/.vimrc ]] && cp ~/.vimrc ~/.vimrc.old
 
 cp .vimrc ~/.vimrc