Vim config file

.vimrc

set ls=2                        " allways show status line
set number                      " show line numbers
set ruler                       " show line current line number/column
set showmatch                   " show matching brackets/braces/parantheses
set showcmd                     " display incomplete commands
set ttyfast                     " smoother changes
set tabstop=2                   " numbers of spaces of tab character
set shiftwidth=2                " numbers of spaces to (auto)indent
set autoindent                  " auto indentation
set expandtab                   " use spaces instead of evil tabs
set smartindent                 " like above but more generic
set whichwrap=b,s,h,l,<,>,[,]   " move freely between lines using these commands
set nowrap                      " don't wrap lines that are longer than the terminal width
set incsearch                   " search incrementally
set hlsearch                    " highlight search results
set ignorecase                  " when searching, ignore case
set smartcase                   " only ignore case (above) if the search is all lowercase
filetype on                     " filetype detection on
filetype plugin on              " load plugins
syntax on                       " use syntax highlighting
set t_Co=256                    " this fixes colors on OS X terminal
colorscheme ir_black            " choose a colorscheme

" get rid of annoying shift key blunders
com W w
com Wq wq
com Q q

" use ctrl-[hjkl] to select the active split
nmap <silent> <c-k> <c-w>k
nmap <silent> <c-j> <c-w>j
nmap <silent> <c-h> <c-w>h
nmap <silent> <c-l> <c-w>l
nmap <silent> <c-c> <c-w>c

" center on what we are looking for
nnoremap n nzz
nnoremap N Nzz
nnoremap g# g#zz

" remove search highlight with double escape
map <silent> <esc><esc> :nohlsearch<CR>

" comment/uncomment mappings
map ,/ :s/^/\/\//<CR>:nohlsearch<CR>
map /, :s/^\(\s*\)\=\/\//\1/<CR>:nohlsearch<CR>
map ,# :s/^/#/<CR>:nohlsearch<CR>
map #, :s/^\(\s*\)\=#/\1/<CR>:nohlsearch<CR>

" wrapping comments
map ,* :s/^\(.*\)$/\/\* \1 \*\//<CR>:nohlsearch<CR>
map *, :s/^\/\* \(.*\) \*\/$/\1/<CR>:nohlsearch<CR>
map ,< :s/^\(.*\)$/<\!-- \1 -->/<CR>:nohlsearch<CR>

" file type associations
au BufNewFile,BufRead *.less set filetype=less

if has("autocmd")
  " file type associations
  autocmd BufNewFile,BufRead *.less set filetype=less

  " tab settings
  autocmd FileType php setl
    \ noexpandtab
    \ tabstop=4
    \ shiftwidth=4

  " remove all trailing whitespace on save
  autocmd BufWritePre * :%s/\s\+$//e

  " plugins are loaded after .vimrc is processed
  autocmd VimEnter * call Plugins()
endif


" plugin specific settings
function! Plugins()
  " NERDTree alias
  if exists(":NERDTree")
    " ctrl+n toggles NERDTree
    nmap <silent> <c-n> :NERDTreeToggle<CR>

    " quit if NERDTree window is the last window open
    autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif
  endif
endfunction