From d769e460110784772a86a79ae0cce5c760410a20 Mon Sep 17 00:00:00 2001
From: Tom McDonald <oldmcd@amazon.com>
Date: Thu, 18 Jun 2015 17:04:36 +0000
Subject: [PATCH] Fail gracefully when saving register contents

Fixes #37
---
 plugin/exchange.vim | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/plugin/exchange.vim b/plugin/exchange.vim
index 4c6dd9a..54d0ca1 100644
--- a/plugin/exchange.vim
+++ b/plugin/exchange.vim
@@ -163,7 +163,11 @@ function! s:exchange_clear(...)
 endfunction
 
 function! s:save_reg(name)
-	return [getreg(a:name), getregtype(a:name)]
+	try
+		return [getreg(a:name), getregtype(a:name)]
+	catch /.*/
+		return ['', '']
+	endtry
 endfunction
 
 function! s:restore_reg(name, reg)