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