vim-airline/autoload/airline/extensions/wordcount.vim
2015-11-10 20:20:53 +00:00

45 lines
1.3 KiB
VimL

" MIT License. Copyright (c) 2013-2015 Bailey Ling.
" vim: et ts=2 sts=2 sw=2
let s:filetypes = get(g:, 'airline#extensions#wordcount#filetypes', '\vhelp|markdown|rst|org')
let s:format = get(g:, 'airline#extensions#wordcount#format', '%d words')
" adapted from http://stackoverflow.com/questions/114431/fast-word-count-function-in-vim
function! s:update()
if &ft !~ s:filetypes
unlet! b:airline_wordcount
return
elseif mode() =~? 's'
" Bail on select mode
return
endif
let old_status = v:statusmsg
let position = getpos(".")
exe "silent normal! g\<c-g>"
let stat = v:statusmsg
call setpos('.', position)
let v:statusmsg = old_status
let parts = split(stat)
if len(parts) > 11
let cnt = str2nr(split(stat)[11])
let spc = g:airline_symbols.space
let b:airline_wordcount = printf(s:format, cnt) . spc . g:airline_right_alt_sep . spc
else
unlet! b:airline_wordcount
endif
endfunction
function! airline#extensions#wordcount#apply(...)
if &ft =~ s:filetypes
call airline#extensions#prepend_to_section('z', '%{get(b:, "airline_wordcount", "")}')
endif
endfunction
function! airline#extensions#wordcount#init(ext)
call a:ext.add_statusline_func('airline#extensions#wordcount#apply')
autocmd BufReadPost,CursorMoved,CursorMovedI * call s:update()
endfunction