make it easier to be understand

Signed-off-by: hillium <[email protected]>
tikv · Nov 8, 2023 · e25f2fa · e25f2fa
1 parent acd16c2
commit e25f2fa
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/internal/locate/region_cache.go b/internal/locate/region_cache.go
@@ -2468,8 +2468,9 @@ func (r *Region) Contains(key []byte) bool {
 // for the maximum region endKey is empty.
 // startKey < key <= endKey.
 func (r *Region) ContainsByEnd(key []byte) bool {
-	return (bytes.Compare(r.meta.GetStartKey(), key) < 0 || len(key) == 0) &&
-		((bytes.Compare(key, r.meta.GetEndKey()) <= 0 && len(key) > 0) || len(r.meta.GetEndKey()) == 0)
+	return len(key) == 0 && len(r.EndKey()) == 0 ||
+		(bytes.Compare(r.meta.GetStartKey(), key) < 0 &&
+			(bytes.Compare(key, r.meta.GetEndKey()) <= 0 || len(r.meta.GetEndKey()) == 0))
 }
 
 // Store contains a kv process's address.