init.vim

" curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
"    https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim

set number
set nocompatible
filetype off

"============================================================
" Plugins - vimplug
"============================================================
call plug#begin('~/.config/nvim/plugged')
Plug 'tpope/vim-fugitive'
Plug 'preservim/nerdtree'
Plug 'junegunn/fzf.vim'
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'morhetz/gruvbox'
Plug 'Xuyuanp/nerdtree-git-plugin'
call plug#end()

"============================================================
" Key mappings
"============================================================
colorscheme gruvbox
map <silent> <C-n> :NERDTreeFocus<CR>
map <silent> <C-p> :FZF<CR>
map <silent> <C-f> :Rg<CR>
" pane switching
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

"============================================================
" NERDTree
"============================================================
" Start NERDTree. If a file is specified, move the cursor to its window.
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * NERDTree | if argc() > 0 || exists("s:std_in") | wincmd p | endif

" Exit Vim if NERDTree is the only window remaining in the only tab.
autocmd BufEnter * if tabpagenr('$') == 1 && winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif

" Close the tab if NERDTree is the only window remaining in it.
autocmd BufEnter * if winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif

" If another buffer tries to replace NERDTree, put it in the other window, and bring back NERDTree.
autocmd BufEnter * if bufname('#') =~ 'NERD_tree_\d\+' && bufname('%') !~ 'NERD_tree_\d\+' && winnr('$') > 1 |
    \ let buf=bufnr() | buffer# | execute "normal! \<C-W>w" | execute 'buffer'.buf | endif

" Open the existing NERDTree on each new tab.
autocmd BufWinEnter * if getcmdwintype() == '' | silent NERDTreeMirror | endif

set nocompatible            " disable compatibility to old-time vi
set showmatch               " show matching 
set ignorecase              " case insensitive 
set mouse=v                 " middle-click paste with 
set hlsearch                " highlight search 
set incsearch               " incremental search
set tabstop=4               " number of columns occupied by a tab 
set softtabstop=4           " see multiple spaces as tabstops so <BS> does the right thing
set expandtab               " converts tabs to white space
set shiftwidth=4            " width for autoindents
set autoindent              " indent a new line the same amount as the line just typed
set number                  " add line numbers
set wildmode=longest,list   " get bash-like tab completions
set cc=80                  " set an 80 column border for good coding style
filetype plugin indent on   "allow auto-indenting depending on file type
syntax on                   " syntax highlighting
set mouse=a                 " enable mouse click
set clipboard=unnamedplus   " using system clipboard
filetype plugin on
set cursorline              " highlight current cursorline
set ttyfast                 " Speed up scrolling in Vim
" set spell                 " enable spell check (may need to download language package)
" set noswapfile            " disable creating swap file
" set backupdir=~/.cache/vim " Directory to store backup files.