minimalist vim config for c/c++ devs

.vimrc

syntax on
set number
set linebreak
set showbreak=+++
set textwidth=100
set showmatch
set hlsearch
set smartcase
set ignorecase
set incsearch
set autoindent
set cindent
set tabstop=3
set shiftwidth=3
set softtabstop=3
set undolevels=1000
set scrolloff=3
set backspace=indent,eol,start
set mouse=a
set clipboard=unnamed

let mapleader = "\<Space>"
let &t_SI = "\e[6 q"
let &t_EI = "\e[3 q"

" Map leader > to switch to the next tab
nnoremap <leader>. :tabnext<CR>
" Map leader < to switch to the previous tab
nnoremap <leader>, :tabprevious<CR>

inoremap { {}<Esc>ha
inoremap ( ()<Esc>ha
inoremap [ []<Esc>ha
inoremap " ""<Esc>ha
inoremap ' ''<Esc>ha
inoremap ` ``<Esc>ha

call plug#begin()
Plug 'preservim/nerdtree'
Plug 'octol/vim-cpp-enhanced-highlight'
Plug 'tpope/vim-surround'
Plug 'bfrg/vim-cpp-modern'
Plug 'bluz71/vim-moonfly-colors', { 'as': 'moonfly' }
call plug#end()

nnoremap <leader><leader> :NERDTreeToggle<CR>

set timeoutlen=1000
colorscheme moonfly
highlight MatchParen ctermbg=lightblue guibg=#FFFF80