From f0317f6dd4aa6ea5d6b51165ed66136f06dd10e9 Mon Sep 17 00:00:00 2001
From: kazukazuinaina <ypa.ypa.ypa.t@gmail.com>
Date: Sun, 12 Jan 2020 01:27:24 +0900
Subject: [PATCH] update preview in extensions.vim

---
 autoload/airline/extensions.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/autoload/airline/extensions.vim b/autoload/airline/extensions.vim
index fefb755c..bdb2c270 100644
--- a/autoload/airline/extensions.vim
+++ b/autoload/airline/extensions.vim
@@ -91,7 +91,7 @@ function! airline#extensions#apply(...)
     let w:airline_section_y = ''
   endif
 
-  if &previewwindow
+  if &previewwindow && empty(get(w:, 'airline_section_a', ''))
     let w:airline_section_a = 'Preview'
     let w:airline_section_b = ''
     let w:airline_section_c = bufname(winbufnr(winnr()))