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"Use Vim settings, rather then Vi settings (much better!).
"This must be first, because it changes other options as a side effect.
set nocompatible
"allow backspacing over everything in insert mode
set backspace=indent,eol,start
"store lots of :cmdline history
set history=1000
set showcmd "show incomplete cmds down the bottom
set showmode "show current mode down the bottom
set incsearch "find the next match as we type the search
set hlsearch "hilight searches by default
set nowrap "dont wrap lines
set linebreak "wrap lines at convenient points
"statusline setup
set statusline=%f "tail of the filename
"display a warning if fileformat isnt unix
set statusline+=%#warningmsg#
set statusline+=%{&ff!='unix'?'['.&ff.']':''}
set statusline+=%*
"display a warning if file encoding isnt utf-8
set statusline+=%#warningmsg#
set statusline+=%{(&fenc!='utf-8'&&&fenc!='')?'['.&fenc.']':''}
set statusline+=%*
set statusline+=%h "help file flag
set statusline+=%y "filetype
set statusline+=%r "read only flag
set statusline+=%m "modified flag
"display a warning if &et is wrong, or we have mixed-indenting
set statusline+=%#error#
set statusline+=%{StatuslineTabWarning()}
set statusline+=%*
set statusline+=%{StatuslineTrailingSpaceWarning()}
set statusline+=%{StatuslineLongLineWarning()}
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*
"display a warning if &paste is set
set statusline+=%#error#
set statusline+=%{&paste?'[paste]':''}
set statusline+=%*
set statusline+=%= "left/right separator
set statusline+=%{StatuslineCurrentHighlight()}\ \ "current highlight
set statusline+=%c, "cursor column
set statusline+=%l/%L "cursor line/total lines
set statusline+=\ %P "percent through file
set laststatus=2
"recalculate the trailing whitespace warning when idle, and after saving
autocmd cursorhold,bufwritepost * unlet! b:statusline_trailing_space_warning
"return '[\s]' if trailing white space is detected
"return '' otherwise
function! StatuslineTrailingSpaceWarning()
if !exists("b:statusline_trailing_space_warning")
if !&modifiable
let b:statusline_trailing_space_warning = ''
return b:statusline_trailing_space_warning
endif
if search('\s\+$', 'nw') != 0
let b:statusline_trailing_space_warning = '[\s]'
else
let b:statusline_trailing_space_warning = ''
endif
endif
return b:statusline_trailing_space_warning
endfunction
"return the syntax highlight group under the cursor ''
function! StatuslineCurrentHighlight()
let name = synIDattr(synID(line('.'),col('.'),1),'name')
if name == ''
return ''
else
return '[' . name . ']'
endif
endfunction
"recalculate the tab warning flag when idle and after writing
autocmd cursorhold,bufwritepost * unlet! b:statusline_tab_warning
"return '[&et]' if &et is set wrong
"return '[mixed-indenting]' if spaces and tabs are used to indent
"return an empty string if everything is fine
function! StatuslineTabWarning()
if !exists("b:statusline_tab_warning")
let b:statusline_tab_warning = ''
if !&modifiable
return b:statusline_tab_warning
endif
let tabs = search('^\t', 'nw') != 0
"find spaces that arent used as alignment in the first indent column
let spaces = search('^ \{' . &ts . ',}[^\t]', 'nw') != 0
if tabs && spaces
let b:statusline_tab_warning = '[mixed-indenting]'
elseif (spaces && !&et) || (tabs && &et)
let b:statusline_tab_warning = '[&et]'
endif
endif
return b:statusline_tab_warning
endfunction
"recalculate the long line warning when idle and after saving
autocmd cursorhold,bufwritepost * unlet! b:statusline_long_line_warning
"return a warning for "long lines" where "long" is either &textwidth or 80 (if
"no &textwidth is set)
"
"return '' if no long lines
"return '[#x,my,$z] if long lines are found, were x is the number of long
"lines, y is the median length of the long lines and z is the length of the
"longest line
function! StatuslineLongLineWarning()
if !exists("b:statusline_long_line_warning")
if !&modifiable
let b:statusline_long_line_warning = ''
return b:statusline_long_line_warning
endif
let long_line_lens = s:LongLines()
if len(long_line_lens) > 0
let b:statusline_long_line_warning = "[" .
\ '#' . len(long_line_lens) . "," .
\ 'm' . s:Median(long_line_lens) . "," .
\ '$' . max(long_line_lens) . "]"
else
let b:statusline_long_line_warning = ""
endif
endif
return b:statusline_long_line_warning
endfunction
"return a list containing the lengths of the long lines in this buffer
function! s:LongLines()
let threshold = (&tw ? &tw : 80)
let spaces = repeat(" ", &ts)
let long_line_lens = []
let i = 1
while i <= line("$")
let len = strlen(substitute(getline(i), '\t', spaces, 'g'))
if len > threshold
call add(long_line_lens, len)
endif
let i += 1
endwhile
return long_line_lens
endfunction
"find the median of the given array of numbers
function! s:Median(nums)
let nums = sort(a:nums)
let l = len(nums)
if l % 2 == 1
let i = (l-1) / 2
return nums[i]
else
return (nums[l/2] + nums[(l/2)-1]) / 2
endif
endfunction
"undo settings
set undodir=~/.vim/undofiles
set undofile
"indent settings
set shiftwidth=4
set softtabstop=4
set expandtab
set autoindent
"folding settings
set foldmethod=indent "fold based on indent
set foldnestmax=3 "deepest fold is 3 levels
set nofoldenable "dont fold by default
set wildmode=list:longest "make cmdline tab completion similar to bash
set wildmenu "enable ctrl-n and ctrl-p to scroll thru matches
set wildignore=*.o,*.obj,*~ "stuff to ignore when tab completing
"display tabs and trailing spaces
set list
set listchars=tab:▷⋅,trail:⋅,nbsp:⋅
set formatoptions-=o "dont continue comments when pushing o/O
"vertical/horizontal scroll off settings
set scrolloff=3
set sidescrolloff=7
set sidescroll=1
"load ftplugins and indent files
filetype plugin on
filetype indent on
"turn on syntax highlighting
syntax on
"some stuff to get the mouse going in term
set mouse=a
set ttymouse=xterm2
"tell the term has 256 colors
set t_Co=256
"hide buffers when not displayed
set hidden
"dont load csapprox if we no gui support - silences an annoying warning
if !has("gui")
let g:CSApprox_loaded = 1
endif
"make <c-l> clear the highlight as well as redraw
nnoremap <C-L> :nohls<CR><C-L>
inoremap <C-L> <C-O>:nohls<CR>
"map to bufexplorer
nnoremap <C-B> :BufExplorer<cr>
"map to fuzzy finder text mate stylez
nnoremap <c-f> :FuzzyFinderTextMate<CR>
"map Q to something useful
noremap Q gq
"make Y consistent with C and D
nnoremap Y y$
"mark syntax errors with :signs
let g:syntastic_enable_signs=1
"snipmate setup
source ~/.vim/snippets/support_functions.vim
autocmd vimenter * call s:SetupSnippets()
function! s:SetupSnippets()
"if we're in a rails env then read in the rails snippets
if filereadable("./config/environment.rb")
call ExtractSnips("~/.vim/snippets/ruby-rails", "ruby")
call ExtractSnips("~/.vim/snippets/eruby-rails", "eruby")
endif
call ExtractSnips("~/.vim/snippets/html", "eruby")
call ExtractSnips("~/.vim/snippets/html", "xhtml")
call ExtractSnips("~/.vim/snippets/html", "php")
endfunction
"visual search mappings
function! s:VSetSearch()
let temp = @@
norm! gvy
let @/ = '\V' . substitute(escape(@@, '\'), '\n', '\\n', 'g')
let @@ = temp
endfunction
vnoremap * :<C-u>call <SID>VSetSearch()<CR>//<CR>
vnoremap # :<C-u>call <SID>VSetSearch()<CR>??<CR>
"jump to last cursor position when opening a file
"dont do it when writing a commit log entry
autocmd BufReadPost * call SetCursorPosition()
function! SetCursorPosition()
if &filetype !~ 'commit\c'
if line("'\"") > 0 && line("'\"") <= line("$")
exe "normal! g`\""
normal! zz
endif
end
endfunction
"define :HighlightLongLines command to highlight the offending parts of
"lines that are longer than the specified length (defaulting to 80)
command! -nargs=? HighlightLongLines call s:HighlightLongLines('<args>')
function! s:HighlightLongLines(width)
let targetWidth = a:width != '' ? a:width : 79
if targetWidth > 0
exec 'match Todo /\%>' . (targetWidth) . 'v/'
else
echomsg "Usage: HighlightLongLines [natural number]"
endif
endfunction
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