From bc5af506bd068aa0d9b201832fab7c64652b9b13 Mon Sep 17 00:00:00 2001
From: Mingun <alexander_sergey@mail.ru>
Date: Sat, 3 Aug 2024 14:49:38 +0500
Subject: [PATCH] Use serialize_entry instead of serialize_key +
 serialize_value when serialize flatten newtype enum variant

Serializers that reimplements serialize_entry will get benefits from that
---
 serde/src/private/ser.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/serde/src/private/ser.rs b/serde/src/private/ser.rs
index 40cc6cbdb..9570629e9 100644
--- a/serde/src/private/ser.rs
+++ b/serde/src/private/ser.rs
@@ -1125,8 +1125,7 @@ where
     where
         T: ?Sized + Serialize,
     {
-        tri!(self.0.serialize_key(variant));
-        self.0.serialize_value(value)
+        self.0.serialize_entry(variant, value)
     }
 
     fn serialize_seq(self, _: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {