From a934121faf5e249e5638837d4d4761ac352bfb58 Mon Sep 17 00:00:00 2001
From: Matthias Bilger <matthias@bilger.info>
Date: Sat, 28 Jan 2023 12:54:47 +0100
Subject: [PATCH] Prohibit error message for unnamed buffers

In case a buffer has no name, vim raises an error message if the file has no
filename given.
---
 lua/Navigator/navigate.lua | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lua/Navigator/navigate.lua b/lua/Navigator/navigate.lua
index 12af69b..592d344 100644
--- a/lua/Navigator/navigate.lua
+++ b/lua/Navigator/navigate.lua
@@ -88,9 +88,11 @@ function N.navigate(direction)
 
         local save = N.config.auto_save
         if save == 'current' then
-            cmd('update')
+            if vim.fn.expand('%') ~= '' then
+              cmd('update')
+            end
         elseif save == 'all' then
-            cmd('wall')
+            cmd('silent! wall')
         end
 
         N.last_pane = true