From 9f00b402c56bd511519ef90e689a982898365683 Mon Sep 17 00:00:00 2001
From: Christian Brabandt <cb@256bit.org>
Date: Fri, 13 Dec 2019 10:17:15 +0100
Subject: [PATCH] plugin: save/restore cpo setting

This has been missing way too long. It should always be set to a sane
vim default, as documented (:h write-plugin). So add it as well.
---
 plugin/airline.vim | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/plugin/airline.vim b/plugin/airline.vim
index c1c2ee21..8e948cb6 100644
--- a/plugin/airline.vim
+++ b/plugin/airline.vim
@@ -1,6 +1,9 @@
 " MIT License. Copyright (c) 2013-2019 Bailey Ling, Christian Brabandt et al.
 " vim: et ts=2 sts=2 sw=2
 
+let s:save_cpo = &cpo
+set cpo&vim
+
 scriptencoding utf-8
 
 if &cp || v:version < 702 || (exists('g:loaded_airline') && g:loaded_airline)
@@ -292,3 +295,6 @@ command! AirlineExtensions   call s:airline_extensions()
 
 call airline#init#bootstrap()
 call s:airline_toggle()
+
+let &cpo = s:save_cpo
+unlet s:save_cpo