editing

"EDITING OPTIONS
syntax on
set number      " line numbers
set showbreak=+ " display a + at the beginning of a wrapped line
set showmatch   " flash the matching bracket on inserting a )]} etc
set nospell

" allow backspacing over everything in insert mode
set backspace=indent,eol,start

" show tab and trailing spaces
set list listchars=tab:»»,trail:·

set softtabstop=2 " most of the time, we want a softtabstop of 2
set tabstop=2     " show tabs with 2 spaces
set shiftwidth=2  " shift by 2 spaces when using >> and <<, etc
set expandtab     " no tabs

" Using autocmd for this allows it to be reset every time you open a
" file, which keeps overrides from being persistent
autocmd FileType * set softtabstop=2 shiftwidth=2 tabstop=2 expandtab

set list                     " show whitespace
set listchars=tab:»·,trail:· " show tabs and trailing spaces
set listchars+=extends:»     " show a » when a line goes off the right edge of the screen
set listchars+=precedes:«    " show a « when a line goes off the left edge of the screen

"FOLDING OPTIONS
set foldenable       " enable folding
set foldlevelstart=0 " start with all folds collapsed when switching buffers
set foldcolumn=0     " adds two columns of fold status on the left-hand side of the screen

"SEARCH OPTIONS
set ignorecase " makes search patterns case-insensitive by default
set smartcase  " overrides ignorecase when the pattern contains upper-case characters
set incsearch

"SWAP & UNDO OPTIONS
" global swapfile directory
set noswapfile "no swap file bitch
set directory=~/.vim/swapfiles,/var/tmp,/tmp,.
" persistent undo
if has("persistent_undo")
  set undofile
  set undodir=~/.vim/undofiles,/var/tmp,/tmp,.
endif