From cbb9bea9dbcfe2fb896d91212a15db60d1cc0043 Mon Sep 17 00:00:00 2001
From: Bailey Ling <bling@live.ca>
Date: Tue, 20 Aug 2013 15:02:17 +0000
Subject: [PATCH] allow warning section to be overwritten (#136).

---
 autoload/airline/extensions.vim           | 16 +++++++++-------
 autoload/airline/extensions/syntastic.vim |  5 +++--
 plugin/airline.vim                        |  2 +-
 3 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/autoload/airline/extensions.vim b/autoload/airline/extensions.vim
index e070dde..e778af4 100644
--- a/autoload/airline/extensions.vim
+++ b/autoload/airline/extensions.vim
@@ -153,18 +153,20 @@ function! airline#extensions#load()
     call airline#extensions#branch#init(s:ext)
   endif
 
-  if (get(g:, 'airline#extensions#syntastic#enabled', 1) && get(g:, 'airline_enable_syntastic', 1))
-        \ && exists(':SyntasticCheck')
-    call airline#extensions#syntastic#init(s:ext)
-  endif
-
   if (get(g:, 'airline#extensions#bufferline#enabled', 1) && get(g:, 'airline_enable_bufferline', 1))
         \ && exists('*bufferline#get_status_string')
     call airline#extensions#bufferline#init(s:ext)
   endif
 
-  if (get(g:, 'airline#extensions#whitespace#enabled', 1) && get(g:, 'airline_detect_whitespace', 1))
-    call airline#extensions#whitespace#init()
+  if g:airline_section_warning == '__'
+    if (get(g:, 'airline#extensions#syntastic#enabled', 1) && get(g:, 'airline_enable_syntastic', 1))
+          \ && exists(':SyntasticCheck')
+      call airline#extensions#syntastic#init(s:ext)
+    endif
+
+    if (get(g:, 'airline#extensions#whitespace#enabled', 1) && get(g:, 'airline_detect_whitespace', 1))
+      call airline#extensions#whitespace#init()
+    endif
   endif
 
   if get(g:, 'airline#extensions#readonly#enabled', 1)
diff --git a/autoload/airline/extensions/syntastic.vim b/autoload/airline/extensions/syntastic.vim
index 3ce1107..ff4e6a6 100644
--- a/autoload/airline/extensions/syntastic.vim
+++ b/autoload/airline/extensions/syntastic.vim
@@ -1,10 +1,11 @@
 " MIT License. Copyright (c) 2013 Bailey Ling.
-" vim: ts=2 sts=2 sw=2 fdm=indent
+" vim: et ts=2 sts=2 sw=2
 
 function! airline#extensions#syntastic#apply()
-  let w:airline_section_warning = ' %#warningmsg#%{SyntasticStatuslineFlag()}'
+  let w:airline_section_warning = ' %{SyntasticStatuslineFlag()}'
 endfunction
 
 function! airline#extensions#syntastic#init(ext)
   call a:ext.add_statusline_funcref(function('airline#extensions#syntastic#apply'))
 endfunction
+
diff --git a/plugin/airline.vim b/plugin/airline.vim
index ec15bef..8eea40a 100644
--- a/plugin/airline.vim
+++ b/plugin/airline.vim
@@ -56,7 +56,7 @@ call s:check_defined('g:airline_section_gutter', '%=')
 call s:check_defined('g:airline_section_x', "%{strlen(&filetype)>0?&filetype:''}")
 call s:check_defined('g:airline_section_y', "%{strlen(&fenc)>0?&fenc:''}%{strlen(&ff)>0?'['.&ff.']':''}")
 call s:check_defined('g:airline_section_z', '%3p%% '.g:airline_linecolumn_prefix.'%3l:%3c')
-call s:check_defined('g:airline_section_warning', '')
+call s:check_defined('g:airline_section_warning', '__')
 
 let s:airline_initialized = 0
 let s:airline_theme_defined = 0