My Vim configuration file

.vimrc

" setting up plugin manager
call plug#begin('~/.vim/plugged')

    " basic linux commands inside editor
    Plug 'tpope/vim-eunuch'

    " auto close parenthesis, brackets, quotes, etc...
    Plug 'jiangmiao/auto-pairs'

    " show indentation in editor
    Plug 'nathanaelkane/vim-indent-guides'

    " tree viewer
    Plug 'scrooloose/nerdtree'

    " emmet plugin
    Plug 'mattn/emmet-vim'

    " show changed lines in a file on a git repository
    Plug 'airblade/vim-gitgutter'

    " file finder (requires fzf installed)
    Plug '/usr/local/opt/fzf'
    Plug 'junegunn/fzf.vim'

call plug#end()

" setting up line numbers
:set nu

" setting up indentation
filetype plugin indent on
" show existing tab with 4 spaces width
set tabstop=4
" when indenting with '>', use 4 spaces width
set shiftwidth=4
" On pressing tab, insert 4 spaces
set expandtab

" setting up backspace to work as usual
"set backspace=indent,eol,start

" Custom Plugins Settings

" nathanaelkane/vim-indent-guides' 
let g:indent_guides_enable_on_vim_startup = 1

" scrooloose/nerdtree
" setting shortcut to Ctrl O to open tree viewer
map <C-o> :NERDTreeToggle<CR>

" junegunn/fzf.vim
map ; :Files<CR>