My Vim configuration for OSX.

.gvimrc

syntax on        'this is needed to see syntax
set background=dark  "makes it easier to read with black background
set lines=33
set columns=127

.vimrc

set nocompatible               " be iMproved

filetype on                    " required!
filetype off                   " required!

" Usual quickstart instructions
set rtp+=~/.vim/bundle/Vundle.vim/
call vundle#begin()

   
" let Vundle manage Vundle
" required!
Plugin 'VundleVim/Vundle.vim'
   
Plugin 'scrooloose/nerdtree'     	
Plugin 'airblade/vim-rooter' 		
Plugin 'kien/ctrlp.vim' 		
Plugin 'terryma/vim-multiple-cursors'
Plugin 'rking/ag.vim'
Plugin 'tpope/vim-surround'
Plugin 'jistr/vim-nerdtree-tabs'
Plugin 'xolox/vim-misc'
Plugin 'xolox/vim-session'
Plugin 'airblade/vim-gitgutter'
Plugin 'tpope/vim-bundler'
Plugin 'tpope/vim-rails'
Plugin 'tpope/vim-cucumber'
""Plugin 'kshenoy/vim-signature'
Plugin 'motemen/git-vim'
Plugin 'mattn/webapi-vim'
Plugin 'mattn/gist-vim'
Plugin 'godlygeek/tabular'
Plugin 'rodjek/vim-puppet'
Plugin 'tpope/vim-commentary'
Plugin 'markcornick/vim-vagrant'
Plugin 'b4winckler/vim-objc'
" Plugin 'scrooloose/syntastic'
" Plugin 'klen/python-mode'
Plugin 'tpope/vim-vividchalk'
Plugin 'p0deje/sexy-railscasts-theme' 	
Plugin 'GertjanReynaert/cobalt2-vim-theme'

call vundle#end() 
filetype plugin indent on      " required!

" Custom settings
set backupdir=$HOME/.vimbackups
set directory=$HOME/.vimbackups

if has('gui_running')
	set guifont=Monaco:h15
    
	" more readable line numbers
    highlight LineNr guifg=#666666 guibg=#222222
   
    " remove MacVim scrollbars
    set guioptions-=R
    set guioptions-=r
    set guioptions-=L
   
    " awlays show tab bar in MacVim
    set showtabline=2
   
    " autosave file on focus lost
    au FocusLost * silent! wa
   
    let g:NERDTreeWinPos   = "left"
    let g:NERDTreeWinSize  = 30
    let NERDTreeShowHidden = 1
    autocmd vimenter *  NERDTree
   
    let g:session_autosave = 'yes'
    let g:session_autoload = 'yes'
   
    "Colorschemes
    colorscheme vividchalk
    ""colorscheme sexy-railscasts

endif
   
set linespace=1
set number
set cursorline
set ls=2            		  " allways show status line
set hlsearch        		  " highlight searches
set incsearch          		  " do incremental searching
set ruler           		  " show the cursor position all the time
set visualbell                    " no beeps
set wildignore+=node_modules      " ignores node_modules
set showmode                      " show what mode we're currently editing in
set showmatch                     " show matching brackets
set list                          " show hidden chars
set listchars=tab:▸\ ,eol:¬       " chars to be shown
set clipboard+=unnamed            " yanks to clipboard

set noswapfile                    " no sw?s

set nospell                       " no spell checking
set wrap!                         " no word wrapping

set virtualedit=all               " allow the cursor to go in to 'invalid' places
set backspace=indent,eol,start    " allow backspacing over everything in insert mode
set iskeyword+=_,$,@,%,#          " none of these are word dividers
set ttimeoutlen=50                " make Esc key faster
set scrolloff=3                   " number of lines to keep off the edges of the screen when scrolling
set textwidth=0                   " no limit for text column width

set autoindent                    " always set autoindenting on
set copyindent                    " copy indentation on new lines
set smartindent                   " indent on new blocks

set nogdefault                    " do not search/replace 'globally' (on a line) by default
set smartcase                     " ignore case if search pattern is all lowercase, case-sensitive otherwise
set hlsearch                      " highlight search terms
set incsearch                     " show search matches as you type
set wildmenu                      " show list instead of just completing
set wildmode=list:longest,full    " command <Tab> completion, list matches, then longest common part, then all
set showtabline=2 
set scrolloff=5			  " Keep at least 5 lines visible when scrolling
   
set smartindent
set tabstop=4
set shiftwidth=4
set softtabstop=4
set expandtab
set shiftround                    " use multiple of shiftwidth when indenting with '<' and '>'
set smarttab

set ignorecase
set nowrap
syntax on
   
" " Relative number
" autocmd FocusLost   * :set number
" autocmd FocusGained * :set relativenumber
" autocmd InsertEnter * :set number
" autocmd InsertLeave * :set relativenumber
   
" Filetypes
autocmd bufnewfile,bufread *.json set ft=javascript
autocmd filetype ruby set ft=ruby.ruby-rails.ruby-rspec.ruby-rails-rjs.ruby-shoulda

" remove trailing spaces
autocmd FileType c,cpp,python,ruby,java,cucumber,gherkin autocmd BufWritePre <buffer> :%s/\s\+$//e

" change tabs to 2 space on ruby files
autocmd filetype ruby set tabstop=2
autocmd filetype ruby set shiftwidth=2
autocmd filetype ruby set softtabstop=2

" change tabs to 4 space on ruby files
autocmd filetype python set tabstop=4
autocmd filetype python set shiftwidth=4
autocmd filetype python set softtabstop=4

"set noexpandtab to makefiles, to use <tab> char instead of spaces
autocmd filetype make setlocal noexpandtab

"set smartindent for python files
autocmd filetype python set smartindent cinwords=if,elif,else,for,while,try,except,finally,def,class

"map to execute python files
autocmd filetype python map <leader>p :!python % <cr>

"settings for mark badwhitespaces in python files
autocmd filetype python highlight badwhitespace ctermbg=red guibg=red
autocmd filetype python match badwhitespace /^\t\+/
autocmd filetype python match badwhitespace /\s\+$/

   
" GitGutter
let g:gitgutter_sign_column_always    = 1
let g:gitgutter_sign_added            = '+'
let g:gitgutter_sign_modified         = '~'
let g:gitgutter_sign_removed          = '-'
let g:gitgutter_sign_modified_removed = '-~'
   
" Gist
let g:gist_clip_command    = 'pbcopy'
let g:gist_detect_filetype = 1
let g:gist_show_privates   = 1
let g:gist_post_private    = 1
   
" " Syntastic
" set statusline+=%#warningmsg#
" set statusline+=%{SyntasticStatuslineFlag()}
" set statusline+=%*
" let g:syntastic_auto_loc_list=1
" let g:syntastic_loc_list_height=5

" automatic alignment of | symbol (used in Gherkin) by tabularize plugin
" taken from https://gist.github.com/tpope/287147

inoremap <silent> <Bar>   <Bar><Esc>:call <SID>align()<CR>a
   
function! s:align()
	let p = '^\s*|\s.*\s|\s*$'
    if exists(':Tabularize') && getline('.') =~# '^\s*|' && (getline(line('.')-1) =~# p || getline(line('.')+1) =~# p)
      let column = strlen(substitute(getline('.')[0:col('.')],'[^|]','','g'))
      let position = strlen(matchstr(getline('.')[0:col('.')],'.*|\s*\zs.*'))
      Tabularize/|/l1
      normal! 0
      call search(repeat('[^|]*|',column).'\s\{-\}'.repeat('.',position),'ce',line('.'))
    endif
endfunction
   
  " autocomplete parenthesis
  " When you type an open brace, this will automatically
  " insert a closing brace on the same line, after the cursor.
  " If you quickly hit Enter after the open brace, (to begin
  " a code block), the closing brace will be inserted on the
  " line below the cursor. If you quickly press the open brace
  " key again after the open brace, Vim won't insert anything extra,
  " you'll just get a single open brace. Finally, if you quickly
  " type an open and close brace, Vim will not do anything special.
   
  inoremap {      {}<Left>
  inoremap {<CR>  {<CR>}<Esc>O
  inoremap {{     {
  inoremap {}     {}
   
  inoremap (      ()<Left>
  inoremap (<CR>  (<CR>)<Esc>O
  inoremap ((     (
  inoremap ()     ()
   
  inoremap [      []<Left>
  inoremap [<CR>  [<CR>]<Esc>O
  inoremap [[     [
  inoremap []     []
   
  inoremap "      ""<Left>
  inoremap "<CR>  "<CR>"<Esc>O
  inoremap ""     "
   
  inoremap '      ''<Left>
  inoremap '<CR>  '<CR>'<Esc>O
  inoremap ''     '
   
   
" Shortcuts
   
" NERDTree
map <leader>on :NERDTreeToggle<cr>
map <leader>of :NERDTreeFind<cr>
   
" Quickly edit vimrc
map <leader>rc :e ~/.vimrc<cr>
   
" CtrlP
map <leader>pp :CtrlPMixed<cr>
map <leader>pf :CtrlP features<cr>
map <leader>pa :CtrlP app<cr>
 
" Session
map <leader>os :OpenSession!<cr>
map <leader>ss :SaveSession!<Space>
 
" Window navigation
map <M-h> :wincmd h<cr> 
map <M-j> :wincmd j<cr> 
map <M-k> :wincmd k<cr> 
map <M-l> :wincmd l<cr>

" Format JSON
nmap <silent> <Leader>j :%!python -m json.tool<CR>

" Quicker access to input commands
nnoremap ; :

" Escape key cleans search highlights
nmap <Esc> :nohlsearch<CR>:<CR>

" Quick access to ctrl-p (aka \])
nmap <silent> <Leader>] :CtrlP<CR>

" Quick access to clear ctrl-p cache (aka \[)
nmap <silent> <Leader>[ :CtrlPClearCache<CR>

" Tabs navigation (cmd + shift + arrows)
nmap <D-S-Left> :tabprevious<CR>
nmap <D-S-Right> :tabnext<CR>

" Splits navigation (cmd + alt + arrows)
nmap <silent> <D-A-Up> :wincmd k<CR>
nmap <silent> <D-A-Down> :wincmd j<CR>
nmap <silent> <D-A-Left> :wincmd h<CR>
nmap <silent> <D-A-Right> :wincmd l<CR>

" Create empty split related to the current one (leader + arrows)
nmap <Leader><left>  :leftabove  vnew<CR>
nmap <Leader><right> :rightbelow vnew<CR>
nmap <Leader><up>    :leftabove  new<CR>
nmap <Leader><down>  :rightbelow new<CR>

" Center search results
nmap n nzz
nmap N Nzz
nmap * *zz
nmap # #zz
nmap g* g*zz
nmap g# g#zz

" Move visual block (ctrl + alt + up/down)
vmap <C-A-up> xkP'[V']
vmap <C-A-down> xp'[V']

" Move line up/down (ctrl + alt + up/down)
nmap <C-A-up> :call g:MoveLineUp()<CR>
nmap <C-A-down> :call g:MoveLineDown()<CR>

function! g:MoveLineUp()
  if &modifiable
    normal ddkP
  endif
endfunction

function! g:MoveLineDown()
  if &modifiable
    normal ddp
  endif
endfunction