added csv extension

autoload/airline/extensions.vim

@@ -130,6 +130,11 @@ function! airline#extensions#load()
     call airline#extensions#tagbar#init(s:ext)
   endif
 
+  if g:airline_enable_csv
+      call airline#extensions#csv#init(s:ext)
+  endif
+
+
   if exists(':VimShell')
     let s:filetype_overrides['vimshell'] = ['vimshell','%{vimshell#get_status_string()}']
     let s:filetype_regex_overrides['^int-'] = ['vimshell','%{substitute(&ft, "int-", "", "")}']

autoload/airline/extensions/csv.vim

@@ -0,0 +1,20 @@
+" MIT license. Copyright (c) 2013 Bailey Ling.
+" vim: ts=2 sts=2 sw=2 fdm=indent
+
+function! airline#extensions#csv#get_statusline()
+  if &ft ==# "csv" && exists("*CSV_WCol")
+    if exists("g:airline_filetype_csv") && g:airline_filetype_csv ==# 'Name'
+      return '['.CSV_WCol('Name').CSV_WCol().']'
+    else
+      return '['.CSV_WCol().']'
+    endif
+  else
+    return ''
+  endif
+endfunction
+
+function! airline#extensions#csv#init(ext)
+  call a:ext.add_statusline_funcref(function('airline#extensions#csv#get_statusline'))
+  let g:airline_section_c .= ' '.g:airline_left_alt_sep.' %{airline#extensions#csv#get_statusline()}'
+endfunction
+

doc/airline.txt

@@ -61,6 +61,16 @@ values):
 * enable/disable tagbar integration
 >
   let g:airline_enable_tagbar=1
+
+* enable/disable csv integration
+>
+  let g:airline_enable_csv=1
+
+  (this displays the column number in the csv file)
+
+  let g:airline_filetype_csv = 'Name'
+
+  (this displays the column name)
 <
 
 * enable modified detection

plugin/airline.vim

@@ -24,6 +24,7 @@ call s:check_defined('g:airline_enable_bufferline', 1)
 call s:check_defined('g:airline_enable_branch', 1)
 call s:check_defined('g:airline_enable_syntastic', 1)
 call s:check_defined('g:airline_enable_tagbar', 1)
+call s:check_defined('g:airline_enable_csv', 1)
 call s:check_defined('g:airline_detect_iminsert', 0)
 call s:check_defined('g:airline_detect_modified', 1)
 call s:check_defined('g:airline_detect_paste', 1)