1 files changed, 103 insertions, 0 deletions
diff --git a/vim/.vim/bundle/vim-airline/autoload/airline/extensions/whitespace.vim b/vim/.vim/bundle/vim-airline/autoload/airline/extensions/whitespace.vim
new file mode 100644
index 0000000..8657412
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+++ b/vim/.vim/bundle/vim-airline/autoload/airline/extensions/whitespace.vim
@@ -0,0 +1,103 @@
+" MIT License. Copyright (c) 2013-2014 Bailey Ling.
+" vim: et ts=2 sts=2 sw=2
+
+" http://got-ravings.blogspot.com/2008/10/vim-pr0n-statusline-whitespace-flags.html
+
+" for backwards compatibility
+if exists('g:airline_detect_whitespace')
+  let s:show_message = g:airline_detect_whitespace == 1
+else
+  let s:show_message = get(g:, 'airline#extensions#whitespace#show_message', 1)
+endif
+
+let s:symbol = get(g:, 'airline#extensions#whitespace#symbol', g:airline_symbols.whitespace)
+let s:default_checks = ['indent', 'trailing']
+
+let s:trailing_format = get(g:, 'airline#extensions#whitespace#trailing_format', 'trailing[%s]')
+let s:mixed_indent_format = get(g:, 'airline#extensions#whitespace#mixed_indent_format', 'mixed-indent[%s]')
+let s:indent_algo = get(g:, 'airline#extensions#whitespace#mixed_indent_algo', 0)
+
+let s:max_lines = get(g:, 'airline#extensions#whitespace#max_lines', 20000)
+
+let s:enabled = get(g:, 'airline#extensions#whitespace#enabled', 1)
+
+function! s:check_mixed_indent()
+  if s:indent_algo == 1
+    " [<tab>]<space><tab>
+    " spaces before or between tabs are not allowed
+    let t_s_t = '(^\t* +\t\s*\S)'
+    " <tab>(<space> x count)
+    " count of spaces at the end of tabs should be less then tabstop value
+    let t_l_s = '(^\t+ {' . &ts . ',}' . '\S)'
+    return search('\v' . t_s_t . '|' . t_l_s, 'nw')
+  else
+    return search('\v(^\t+ +)|(^ +\t+)', 'nw')
+  endif
+endfunction
+
+function! airline#extensions#whitespace#check()
+  if &readonly || !&modifiable || !s:enabled || line('$') > s:max_lines
+    return ''
+  endif
+
+  if !exists('b:airline_whitespace_check')
+    let b:airline_whitespace_check = ''
+    let checks = get(g:, 'airline#extensions#whitespace#checks', s:default_checks)
+
+    let trailing = 0
+    if index(checks, 'trailing') > -1
+      let trailing = search('\s$', 'nw')
+    endif
+
+    let mixed = 0
+    if index(checks, 'indent') > -1
+      let mixed = s:check_mixed_indent()
+    endif
+
+    if trailing != 0 || mixed != 0
+      let b:airline_whitespace_check = s:symbol
+      if s:show_message
+        if trailing != 0
+          let b:airline_whitespace_check .= (g:airline_symbols.space).printf(s:trailing_format, trailing)
+        endif
+        if mixed != 0
+          let b:airline_whitespace_check .= (g:airline_symbols.space).printf(s:mixed_indent_format, mixed)
+        endif
+      endif
+    endif
+  endif
+  return b:airline_whitespace_check
+endfunction!
+
+function! airline#extensions#whitespace#toggle()
+  if s:enabled
+    augroup airline_whitespace
+      autocmd!
+    augroup END
+    augroup! airline_whitespace
+    let s:enabled = 0
+  else
+    call airline#extensions#whitespace#init()
+    let s:enabled = 1
+  endif
+
+  if exists("g:airline#extensions#whitespace#enabled")
+    let g:airline#extensions#whitespace#enabled = s:enabled
+    if s:enabled && match(g:airline_section_warning, '#whitespace#check') < 0
+      let g:airline_section_warning .= airline#section#create(['whitespace'])
+      call airline#update_statusline()
+    endif
+  endif
+  echo 'Whitespace checking: '.(s:enabled ? 'Enabled' : 'Disabled')
+endfunction
+
+function! airline#extensions#whitespace#init(...)
+  call airline#parts#define_function('whitespace', 'airline#extensions#whitespace#check')
+
+  unlet! b:airline_whitespace_check
+  augroup airline_whitespace
+    autocmd!
+    autocmd CursorHold,BufWritePost * unlet! b:airline_whitespace_check
+  augroup END
+endfunction
+