My .vimrc file

.vimrc

" Activate pathogen.
call pathogen#infect()
call pathogen#helptags()

" These are a few of my favourite settings.
syntax on
set background=dark
set hlsearch
set incsearch
set smartindent
set fileencoding=utf8
set mouse=n

colorscheme murphy

" Colour column 80 so I know where it is.
set colorcolumn=80

" And wrap at words.
set wrap linebreak nolist

" VimR and MacVim have their own settings.
if has("gui_macvim") || has("gui_vimr")
    set guifont=Menlo:h20
endif

" virtual tabstops using spaces
set shiftwidth=4
set softtabstop=4
set expandtab
" allow toggling between local and default mode
function TabToggle()
	if &expandtab
		set shiftwidth=8
		set softtabstop=0
		set noexpandtab
	else
		set shiftwidth=4
		set softtabstop=4
		set expandtab
	endif
endfunction
nmap <tab><tab><tab> mz:execute TabToggle()<CR>'z

augroup filetypedetect
	au! BufRead,BufNewFile *.t	setfiletype perl
	au! BufRead,BufNewFile *.ru	setfiletype ruby
	au! BufRead,BufNewFile *.rad	setfiletype html
	au! BufRead,BufNewFile *.owl	setfiletype xml
augroup END

" Vim 8 seems fussy about backspace, so:
set backspace=indent,eol,start