git.r.bdr.sh - rbdr/dotfiles/blob - vim/autoload/Powerline/Functions.vim

   1 " Recalculate the trailing whitespace warning when idle, and after saving
   2 autocmd CursorHold,BufWritePost,InsertLeave * unlet! b:statusline_trailing_space_warning
   3
   4 function! Powerline#Functions#GetMode() " {{{
   5         let mode = mode()
   6
   7         if mode =~# '\v(v|V|\16)'
   8                 " Visual mode
   9                 if mode ==# 'v'
  10                         let mode = 'VISUAL'
  11                 elseif mode ==# 'V'
  12                         let mode = 'V·LINE'
  13                 elseif mode ==# '\16'
  14                         let mode = 'V·BLOCK'
  15                 endif
  16         elseif mode =~# '\v(s|S|\13)'
  17                 " Select mode
  18                 if mode ==# 's'
  19                         let mode = 'SELECT'
  20                 elseif mode ==# 'S'
  21                         let mode = 'S·LINE'
  22                 elseif mode ==# '\13'
  23                         let mode = 'S·BLOCK'
  24                 endif
  25         elseif mode =~# '\vi'
  26                 let mode = 'INSERT' " Insert mode
  27         elseif mode =~# '\v(R|Rv)'
  28                 let mode = 'REPLACE' " Replace mode
  29         else
  30                 " Fallback to normal mode
  31                 let mode = ' N ' " Normal (current)
  32         endif
  33
  34         return mode
  35 endfunction " }}}
  36 function! Powerline#Functions#GetFilesize() " {{{
  37         let bytes = getfsize(expand("%:p"))
  38
  39         if bytes <= 0
  40                 return ''
  41         endif
  42
  43         if bytes < 1024
  44                 return bytes . 'B'
  45         else
  46                 return (bytes / 1024) . 'kB'
  47         endif
  48 endfunction "}}}
  49 function! Powerline#Functions#GetCharCode() " {{{
  50         " Get the output of :ascii
  51         redir => ascii
  52         silent! ascii
  53         redir END
  54
  55         if match(ascii, 'NUL') != -1
  56                 return 'NUL'
  57         endif
  58
  59         " Zero pad hex values
  60         let nrformat = '0x%02x'
  61
  62         let encoding = (&fenc == '' ? &enc : &fenc)
  63
  64         if encoding == 'utf-8'
  65                 " Zero pad with 4 zeroes in unicode files
  66                 let nrformat = '0x%04x'
  67         endif
  68
  69         " Get the character and the numeric value from the return value of :ascii
  70         " This matches the two first pieces of the return value, e.g.
  71         " "<F>  70" => char: 'F', nr: '70'
  72         let [str, char, nr; rest] = matchlist(ascii, '\v\<(.{-1,})\>\s*([0-9]+)')
  73
  74         " Format the numeric value
  75         let nr = printf(nrformat, nr)
  76
  77         return "'". char ."' ". nr
  78 endfunction "}}}
  79 function! Powerline#Functions#GetWSMarker() " {{{
  80         " Return '...' if trailing white space is detected
  81         " Return '' otherwise
  82         if ! exists("b:statusline_trailing_space_warning")
  83                 if search('\s$', 'nw') != 0
  84                         let b:statusline_trailing_space_warning = ' … '
  85                 else
  86                         let b:statusline_trailing_space_warning = ''
  87                 endif
  88         endif
  89         return b:statusline_trailing_space_warning
  90 endfunction " }}}