From 489d69f779c2aca5016e553ace72a561b914a429 Mon Sep 17 00:00:00 2001
From: guangwu <guoguangwu@magic-shield.com>
Date: Fri, 21 Apr 2023 21:12:02 +0800
Subject: [PATCH] Add debug message on unmarshal errors (#3153)

---
 core/mapping/unmarshaler.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/mapping/unmarshaler.go b/core/mapping/unmarshaler.go
index e6d8a497..ff36556d 100644
--- a/core/mapping/unmarshaler.go
+++ b/core/mapping/unmarshaler.go
@@ -881,6 +881,9 @@ func (u *Unmarshaler) unmarshalWithFullName(m valuerWithParent, v any, fullName
 		typeField := baseType.Field(i)
 		valueField := valElem.Field(i)
 		if err := u.processField(typeField, valueField, m, fullName); err != nil {
+			if fullName != "" {
+				err = fmt.Errorf("%s, fullName :%s, typeField :%s, valueField :%s", err.Error(), fullName, typeField.Name, valueField.Type())
+			}
 			return err
 		}
 	}