vimrc

" set up pathogen, https://github.com/tpope/vim-pathogen
filetype on " without this vim emits a zero exit status, later, because of :ft off
filetype off
call pathogen#infect()
filetype plugin indent on

" don't bother with vi compatibility
set nocompatible

" enable syntax highlighting
syntax enable

set autoindent
set autoread                                                 " reload files when changed on disk, i.e. via `git checkout`
set backspace=2                                              " Fix broken backspace in some setups
set backupcopy=yes                                           " see :help crontab
set clipboard=unnamed                                        " yank and paste with the system clipboard
set directory-=.                                             " don't store swapfiles in the current directory
set encoding=utf-8
set expandtab                                                " expand tabs to spaces
set ignorecase                                               " case-insensitive search
set incsearch                                                " search as you type
set laststatus=2                                             " always show statusline
set list                                                     " show trailing whitespace
set listchars=tab:▸\ ,trail:▫
set number                                                   " show line numbers
set ruler                                                    " show where you are
set scrolloff=3                                              " show context above/below cursorline
set shiftwidth=4                                             " normal mode indentation commands use 4 spaces
set showcmd
set smartcase                                                " case-sensitive search if any caps
set softtabstop=4                                            " insert mode tab and backspace use 4 spaces
set tabstop=8                                                " actual tabs occupy 8 characters
set wildignore=log/**,node_modules/**,target/**,tmp/**,*.rbc
set wildmenu                                                 " show a navigable menu for tab completion
set wildmode=longest,list,full

" Enable basic mouse behavior such as resizing buffers.
set mouse=a
if exists('$TMUX')  " Support resizing in tmux
  set ttymouse=xterm2
endif

" keyboard shortcuts
let mapleader = ','
map <C-h> <C-w>h
map <C-j> <C-w>j
map <C-k> <C-w>k
map <C-l> <C-w>l
map <leader>l :Align
nmap <leader>a :Ack
nmap <leader>b :CtrlPBuffer<CR>
nmap <leader>d :NERDTreeToggle<CR>
nmap <leader>f :NERDTreeFind<CR>
nmap <leader>t :CtrlP<CR>
nmap <leader>T :CtrlPClearCache<CR>:CtrlP<CR>
nmap <leader>] :TagbarToggle<CR>
nmap <leader><space> :call whitespace#strip_trailing()<CR>
nmap <leader>g :GitGutterToggle<CR>
nmap <leader>c <Plug>Kwbd
map <silent> <leader>V :source ~/.vimrc<CR>:filetype detect<CR>:exe ":echo 'vimrc reloaded'"<CR>

" plugin settings
let g:ctrlp_match_window = 'order:ttb,max:20'
let g:NERDSpaceDelims=1
let g:gitgutter_enabled = 0

" powerline
set t_Co=16
let g:Powerline_symbols = 'fancy'

" vim-markdown
let g:vim_markdown_folding_disabled=1

" vim-latex
let g:tex_flavor='latex'

" Use The Silver Searcher https://github.com/ggreer/the_silver_searcher
if executable('ag')
  let g:ackprg = 'ag --nogroup --column'

  " Use Ag over Grep
  set grepprg=ag\ --nogroup\ --nocolor

  " Use ag in CtrlP for listing files. Lightning fast and respects .gitignore
  let g:ctrlp_user_command = 'ag %s -l --nocolor -g ""'
endif

" fdoc is yaml
autocmd BufRead,BufNewFile *.fdoc set filetype=yaml
" md is markdown
autocmd BufRead,BufNewFile *.md set filetype=markdown
" extra rails.vim help
autocmd User Rails silent! Rnavcommand decorator      app/decorators            -glob=**/* -suffix=_decorator.rb
autocmd User Rails silent! Rnavcommand observer       app/observers             -glob=**/* -suffix=_observer.rb
autocmd User Rails silent! Rnavcommand feature        features                  -glob=**/* -suffix=.feature
autocmd User Rails silent! Rnavcommand job            app/jobs                  -glob=**/* -suffix=_job.rb
autocmd User Rails silent! Rnavcommand mediator       app/mediators             -glob=**/* -suffix=_mediator.rb
autocmd User Rails silent! Rnavcommand stepdefinition features/step_definitions -glob=**/* -suffix=_steps.rb
" automatically rebalance windows on vim resize
autocmd VimResized * :wincmd =

" Fix Cursor in TMUX
if exists('$TMUX')
  let &t_SI = "\<Esc>Ptmux;\<Esc>\<Esc>]50;CursorShape=1\x7\<Esc>\\"
  let &t_EI = "\<Esc>Ptmux;\<Esc>\<Esc>]50;CursorShape=0\x7\<Esc>\\"
else
  let &t_SI = "\<Esc>]50;CursorShape=1\x7"
  let &t_EI = "\<Esc>]50;CursorShape=0\x7"
endif

" Go crazy!
if filereadable(expand("~/.vimrc.local"))
  " In your .vimrc.local, you might like:
  "
  " set autowrite
  " set nocursorline
  " set nowritebackup
  " set whichwrap+=<,>,h,l,[,] " Wrap arrow keys between lines
  "
  " autocmd! bufwritepost .vimrc source ~/.vimrc
  " noremap! jj <ESC>
  source ~/.vimrc.local
endif