add comment (go-gorm#2163)

RikiyaFujii · jinzhu · commit 50c61291de2f · 2018-11-03T21:55:52.000+08:00
* add comment

* typo
diff --git a/association.go b/association.go
@@ -368,6 +368,7 @@ func (association *Association) saveAssociations(values ...interface{}) *Associa
 	return association
 }
 
+// setErr set error when the error is not nil. And return Association.
 func (association *Association) setErr(err error) *Association {
 	if err != nil {
 		association.Error = err

Original file line number	Diff line number	Diff line change
`@@ -368,6 +368,7 @@ func (association Association) saveAssociations(values ...interface{}) Associa`
`368`	`368`	`return association`
`369`	`369`	`}`
`370`	`370`
	`371`	`+// setErr set error when the error is not nil. And return Association.`
`371`	`372`	`func (association Association) setErr(err error) Association {`
`372`	`373`	`if err != nil {`
`373`	`374`	`association.Error = err`