From bfb6cff5a9b0ff5c37085086f895d3f14eaa5782 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bla=C5=BE=20Hrastnik?= <blaz@mxxn.io>
Date: Mon, 25 Oct 2021 11:01:21 +0900
Subject: [PATCH] fix: Compose where changes.compose(empty_other)

---
 helix-core/src/transaction.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/helix-core/src/transaction.rs b/helix-core/src/transaction.rs
index d682f0582..0e49fbe3e 100644
--- a/helix-core/src/transaction.rs
+++ b/helix-core/src/transaction.rs
@@ -132,6 +132,9 @@ impl ChangeSet {
         if self.changes.is_empty() {
             return other;
         }
+        if other.changes.is_empty() {
+            return self;
+        }
 
         let len = self.changes.len();