From a88d80a43209ac2fd644cd6bda176d90375bec26 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Tue, 7 Jun 2022 13:59:02 +1000
Subject: [PATCH] Filter empty entries when restoring HistoryRegisters

Saving registers will create a single empty entry due to the way
StaticRegister::get works. We do not really want those to be restored
---
 src/register_manager.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/register_manager.cc b/src/register_manager.cc
index 7bd1d7f9..6dc92006 100644
--- a/src/register_manager.cc
+++ b/src/register_manager.cc
@@ -34,7 +34,11 @@ void HistoryRegister::set(Context& context, ConstArrayView<String> values, bool
     constexpr size_t size_limit = 100;
 
     if (restoring)
-        return StaticRegister::set(context, values, true);
+    {
+        StaticRegister::set(context, values, true);
+        m_content.erase(remove_if(m_content, [](auto&& s) { return s.empty(); }), m_content.end());
+        return;
+    }
 
     for (auto& entry : values)
     {