From de4d189fb7b37bdfb7600425a53ead8a1e65bb66 Mon Sep 17 00:00:00 2001
From: icoder528 <evilgod528@163.com>
Date: Wed, 26 Jul 2017 15:58:13 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=AF=E6=8C=81=E5=AF=B9=E7=9B=B4=E6=8E=A5?=
 =?UTF-8?q?=E5=A3=B0=E6=98=8E=E7=9A=84=E7=BB=93=E6=9E=84=E4=BD=93=E6=8C=87?=
 =?UTF-8?q?=E9=92=88=E5=8F=8D=E5=B0=84=E5=A1=AB=E5=85=85=E6=95=B0=E6=8D=AE?=
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支持类似这样的操作：
func userByID(id int)(user *User,err error){
    err = db.Find(&user,id).Error
    return
}
---
 utils.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/utils.go b/utils.go
index 97a3d175..3f6333d3 100644
--- a/utils.go
+++ b/utils.go
@@ -130,6 +130,9 @@ func Expr(expression string, args ...interface{}) *expr {
 
 func indirect(reflectValue reflect.Value) reflect.Value {
 	for reflectValue.Kind() == reflect.Ptr {
+		if reflectValue.IsNil() && reflectValue.CanSet() {
+			reflectValue.Set(reflect.New(reflectValue.Type().Elem()))
+		}
 		reflectValue = reflectValue.Elem()
 	}
 	return reflectValue