From c0b2317b978c4e4a030c840b22873c1b1efddc47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=89=9B=E5=BC=BA?= <niuqiang@yixia.com>
Date: Thu, 4 Apr 2019 14:35:10 +0800
Subject: [PATCH] fix TagSettings' map  has "":"" value

---
 model_struct.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/model_struct.go b/model_struct.go
index 9e93db63..194bcfdc 100644
--- a/model_struct.go
+++ b/model_struct.go
@@ -625,6 +625,9 @@ func (scope *Scope) GetStructFields() (fields []*StructField) {
 func parseTagSetting(tags reflect.StructTag) map[string]string {
 	setting := map[string]string{}
 	for _, str := range []string{tags.Get("sql"), tags.Get("gorm")} {
+		if str == "" {
+			continue
+		}
 		tags := strings.Split(str, ";")
 		for _, value := range tags {
 			v := strings.Split(value, ":")