From 167602d5b91f835ca903fa748ac47c902f86a938 Mon Sep 17 00:00:00 2001
From: Christian Brabandt <cb@256bit.org>
Date: Tue, 6 Mar 2018 11:22:11 +0100
Subject: [PATCH] tabline: get correct buffer name

When the uniq_tail formatter is used, the buffer name is not refreshed
when running through the duplicates. Fix that by getting the correct
buffer name again.

fixes #1680
---
 autoload/airline/extensions/tabline/formatters/unique_tail.vim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/autoload/airline/extensions/tabline/formatters/unique_tail.vim b/autoload/airline/extensions/tabline/formatters/unique_tail.vim
index d99930c3..3e61b601 100644
--- a/autoload/airline/extensions/tabline/formatters/unique_tail.vim
+++ b/autoload/airline/extensions/tabline/formatters/unique_tail.vim
@@ -23,11 +23,12 @@ function! airline#extensions#tabline#formatters#unique_tail#format(bufnr, buffer
 
   let fmod = get(g:, 'airline#extensions#tabline#fnamemod', ':p:.')
   for nr in values(duplicates)
+    let name = bufname(nr)
     let fnamecollapse = get(g:, 'airline#extensions#tabline#fnamecollapse', 1)
     if fnamecollapse
       let map[nr] = airline#extensions#tabline#formatters#default#wrap_name(nr, substitute(fnamemodify(name, fmod), '\v\w\zs.{-}\ze(\\|/)', '', 'g'))
     else
-      let map[nr] = airline#extensions#tabline#formatters#default#wrap_name(nr, fnamemodify(bufname(nr), fmod))
+      let map[nr] = airline#extensions#tabline#formatters#default#wrap_name(nr, fnamemodify(name, fmod))
     endif
   endfor