From f14b2c29b2effccb857de30be8f64b3b953a39f0 Mon Sep 17 00:00:00 2001
From: "liuqiang.06" <liuqiang.06@bytedance.com>
Date: Wed, 11 Dec 2024 17:16:27 +0800
Subject: [PATCH] fix: reduce alloc

---
 compat.go | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/compat.go b/compat.go
index 819e0d4d5..6aa5eef7e 100644
--- a/compat.go
+++ b/compat.go
@@ -77,7 +77,12 @@ func (cfg frozenConfig) MarshalIndent(val interface{}, prefix, indent string) ([
 
 // UnmarshalFromString is implemented by sonic
 func (cfg frozenConfig) UnmarshalFromString(buf string, val interface{}) error {
-    r := bytes.NewBufferString(buf)
+    return cfg.Unmarshal([]byte(buf), val)
+}
+
+// Unmarshal is implemented by sonic
+func (cfg frozenConfig) Unmarshal(buf []byte, val interface{}) error {
+    r := bytes.NewBuffer(buf)
     dec := json.NewDecoder(r)
     if cfg.UseNumber {
         dec.UseNumber()
@@ -88,11 +93,6 @@ func (cfg frozenConfig) UnmarshalFromString(buf string, val interface{}) error {
     return dec.Decode(val)
 }
 
-// Unmarshal is implemented by sonic
-func (cfg frozenConfig) Unmarshal(buf []byte, val interface{}) error {
-    return cfg.UnmarshalFromString(string(buf), val)
-}
-
 // NewEncoder is implemented by sonic
 func (cfg frozenConfig) NewEncoder(writer io.Writer) Encoder {
     enc := json.NewEncoder(writer)