length guard before extracting the word count (#861)
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@ -8,21 +8,24 @@ function! airline#extensions#wordcount#count()
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let old_status = v:statusmsg
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let old_status = v:statusmsg
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let position = getpos(".")
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let position = getpos(".")
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exe "silent normal g\<c-g>"
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exe "silent normal g\<c-g>"
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let cnt = 0
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let txt = ''
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let stat = v:statusmsg
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let stat = v:statusmsg
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if stat != '--No lines in buffer--'
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if stat != '--No lines in buffer--'
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let cnt = str2nr(split(v:statusmsg)[11])
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let parts = split(v:statusmsg)
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if len(parts) > 11
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let cnt = str2nr(split(v:statusmsg)[11])
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let spc = g:airline_symbols.space
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let txt = cnt . spc . 'words' . spc . g:airline_right_alt_sep . spc
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endif
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end
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end
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call setpos('.', position)
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call setpos('.', position)
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let v:statusmsg = old_status
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let v:statusmsg = old_status
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return cnt
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return txt
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endfunction
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endfunction
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function! airline#extensions#wordcount#apply(...)
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function! airline#extensions#wordcount#apply(...)
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if &ft =~ g:airline#extensions#wordcount#filetypes
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if &ft =~ g:airline#extensions#wordcount#filetypes
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let spc = g:airline_symbols.space
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call airline#extensions#prepend_to_section('z', '%{airline#extensions#wordcount#count()}')
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call airline#extensions#prepend_to_section('z',
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\ '%{airline#extensions#wordcount#count()}' . spc . 'words' . spc . g:airline_right_alt_sep .spc)
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endif
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endif
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endfunction
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endfunction
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