.vimrc

set nocompatible               " be iMproved

"  ---------------------------------------------------------------------------
"  Plugins
"  ---------------------------------------------------------------------------

silent! runtime bundles.vim

"  ---------------------------------------------------------------------------
"  General
"  ---------------------------------------------------------------------------

filetype plugin indent on
let mapleader = ","
let g:mapleader = ","
set modelines=0
set history=1000
set nobackup
set nowritebackup
set noswapfile
syntax enable
set autoread

"  ---------------------------------------------------------------------------
"  UI
"  ---------------------------------------------------------------------------

set title
set encoding=utf-8
set scrolloff=3
set autoindent
set smartindent
set showmode
set showcmd
set hidden
set wildmenu
set wildmode=list:longest
set visualbell
set cursorline
set ttyfast
set ruler
set backspace=indent,eol,start
set laststatus=2
set number
set relativenumber
set undofile

" Auto adjust window sizes when they become current
set winwidth=84
set winheight=5
set winminheight=5
set winheight=999

colorscheme desert
set background=dark " or light
set t_Co=256

set splitbelow splitright

"  ---------------------------------------------------------------------------
"  Text Formatting
"  ---------------------------------------------------------------------------

set tabstop=2
set shiftwidth=2
set softtabstop=2
set expandtab

set nowrap
set textwidth=79
set formatoptions=n

"  ---------------------------------------------------------------------------
"  Mappings
"  ---------------------------------------------------------------------------

" Searching / moving
nnoremap / /\v
vnoremap / /\v
set ignorecase
set smartcase
set incsearch
set showmatch
set hlsearch
" turn search highlight off
nnoremap <leader><space> :noh<cr>
" search (forwards)
nmap <space> /
" search (backwards)
map <c-space> ?

" Center screen when scrolling search results
nmap n nzz
nmap N Nzz

imap <C-h> <ESC>^
imap <C-l> <ESC>$

nnoremap j gj
nnoremap k gk

" Map ESC
imap jk <ESC>

" ACK
set grepprg=ack

" ,a to Ack (search in files)
nnoremap <leader>a :Ack

" Ack settings: https://github.com/krisleech/vimfiles/wiki/Make-ack-ignore-files

" Auto format
map === mmgg=G`m^zz

" Move between splits
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

" Move lines up and down
" map <C-J> :m +1 <CR>
" map <C-K> :m -2 <CR>

" Switch between buffers
noremap <tab> :bn<CR>
noremap <S-tab> :bp<CR>
" close buffer
nmap <leader>d :bd<CR>
" close all buffers
nmap <leader>D :bufdo bd<CR>

" Switch between last two buffers
nnoremap <leader><leader> <c-^>

" Edit/View files relative to current directory
cnoremap %% <C-R>=expand('%:h').'/'<cr>
map <leader>e :edit %%
map <leader>v :view %%

" Ignore some binary, versioning and backup files when auto-completing
set wildignore=.svn,CVS,.git,*.swp,*.jpg,*.png,*.gif,*.pdf,*.bak
" Set a lower priority for .old files
set suffixes+=.old

" Saving and exit
nmap <leader>q :wqa!<CR>
nmap <leader>w :w!<CR>
nmap <leader><Esc> :q!<CR>

" EXTERNAL COPY / PASTE
" Press F2 before and after pasting from an external Window, not required for
" MacVim
set pastetoggle=<F2>
map <C-v> "+gP<CR>
vmap <C-c> "+y

"  ---------------------------------------------------------------------------
"  Plugins
"  ---------------------------------------------------------------------------

" NERDTree
let NERDTreeShowBookmarks = 0
let NERDChristmasTree = 1
let NERDTreeWinPos = "left"
let NERDTreeHijackNetrw = 1
let NERDTreeQuitOnOpen = 1
let NERDTreeWinSize = 50
let NERDTreeChDirMode = 2
let NERDTreeDirArrows = 1
" open file browser
map <leader>p :NERDTreeToggle<cr>

" AutoFormat
noremap <leader>a :Autoformat<CR>

" Syntastic
let g:syntastic_elixir_checkers = []

" open file browser
map <leader>n :NERDTreeToggle<CR>

" Buffer window (find file in open buffers)
nmap <silent> <leader>b :FufBuffer<CR>

" AutoClose
let g:AutoClosePairs = {'(': ')', '{': '}', '[': ']', '"': '"', "'": "'", '#{': '}'}
let g:AutoCloseProtectedRegions = ["Character"]

" Easy commenting
nnoremap // :TComment<CR>
vnoremap // :TComment<CR>

" CtrlP
let g:ctrlp_custom_ignore = {
  \ 'dir': '\.git$\|build$\|node_modules\|dist\|target\|_build\|deps',
  \ 'file': '\v\.(exe|so|dell)$',
  \ }

"  ---------------------------------------------------------------------------
"  Directories
"  ---------------------------------------------------------------------------

set backupdir=~/tmp,/tmp
set undodir=~/.vim/.tmp,~/tmp,~/.tmp,/tmp

"  ---------------------------------------------------------------------------
"  Misc
"  ---------------------------------------------------------------------------

" When vimrc, either directly or via symlink, is edited, automatically reload it
autocmd! bufwritepost .vimrc source %
autocmd! bufwritepost vimrc source %

" Show trailing whitepace and spaces before a tab:
highlight ExtraWhitespace ctermbg=red guibg=red
autocmd Syntax * syn match ExtraWhitespace /\s\+$\| \+\ze\t/ containedin=ALL

" Copy and paste from clipboard
vnoremap <leader>c :w !pbcopy<CR><CR>
noremap <leader>v :r !pbpaste<CR><CR>