From 26262ef9bb897b06d4e7ad6f1316e1037e030283 Mon Sep 17 00:00:00 2001
From: Wing Gao <wing.gao@live.com>
Date: Tue, 28 Nov 2017 13:05:10 +0800
Subject: [PATCH] autoIndex should throw an error on failed

---
 scope.go | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/scope.go b/scope.go
index 51ebd5a0..f1b9da4b 100644
--- a/scope.go
+++ b/scope.go
@@ -1228,11 +1228,19 @@ func (scope *Scope) autoIndex() *Scope {
 	}
 
 	for name, columns := range indexes {
-		scope.NewDB().Model(scope.Value).AddIndex(name, columns...)
+		db := scope.NewDB().Model(scope.Value).AddIndex(name, columns...)
+		if db.Error != nil {
+			scope.db.Error = db.Error
+			return scope
+		}
 	}
 
 	for name, columns := range uniqueIndexes {
-		scope.NewDB().Model(scope.Value).AddUniqueIndex(name, columns...)
+		db := scope.NewDB().Model(scope.Value).AddUniqueIndex(name, columns...)
+		if db.Error != nil {
+			scope.db.Error = db.Error
+			return scope
+		}
 	}
 
 	return scope