+" Handle options only available in Vim 7.2 and above.
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+if version >= "702" "{{{1
+if has("autocmd")
+ " http://vim.wikia.com/wiki/Highlight_unwanted_spaces
+ augroup WhitespaceMatch
+ autocmd!
+ au Display BufWinEnter * call Extra_Whitespace_Match()
+ au Display Syntax * call Extra_Whitespace_Match()
+ au Display BufWinLeave * call clearmatches()
+ augroup END
+
+ fun! Extra_Whitespace_Match() "{{{2
+ " \s\+ <whitespace>
+ " $ <before end of line>
+ " \@<! <unless preceded by>
+ " \%# <cursor position, ie when typing>
+ let l:pattern = '\s\+\%#\@<!$'
+ " Don't match single space in first column of diff.
+ if &ft =~# '^diff$\|git'
+ " \@! <unless also matching>
+ " \(^\s$\) <a single whitespace>
+ let l:pattern = '\(^\s$\)\@!' . l:pattern
+ endif
+
+ let l:hl = 'ctermfg=red guifg=red'
+ if ! &list
+ " Underline if we aren't using listchars.
+ let l:hl = l:hl . ' cterm=underline gui=underline'
+ endif
+ highlight clear ExtraWhitespace
+ exe "highlight ExtraWhitespace " . l:hl
+ if exists('w:whitespace_match_number')
+ try
+ call matchdelete(w:whitespace_match_number)
+ catch
+ endtry
+ call matchadd('ExtraWhitespace', l:pattern, 10, w:whitespace_match_number)
+ else
+ let w:whitespace_match_number = matchadd('ExtraWhitespace', l:pattern)
+ endif
+ endfun "}}}2
+
+ call Extra_Whitespace_Match()
+endif
+
+endif "}}}1
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""