expose AddError via Dao interface (#744)

YasserRabee · web-flow · commit c229eb9695ef · 2023-07-04T10:05:23.000+08:00
* expose AddError via Dao interface

* fix: mutate existing db to propagate the error back
diff --git a/do.go b/do.go
@@ -848,6 +848,10 @@ func (d *DO) newResultSlicePointer() interface{} {
 	return reflect.New(reflect.SliceOf(reflect.PtrTo(d.modelType))).Interface()
 }
 
+func (d *DO) AddError(err error) error {
+	return d.underlyingDB().AddError(err)
+}
+
 func toColExprFullName(stmt *gorm.Statement, columns ...field.Expr) []string {
 	return buildColExpr(stmt, columns, field.WithAll)
 }
diff --git a/interface.go b/interface.go
@@ -86,4 +86,6 @@ type Dao interface {
 	Scan(dest interface{}) error
 	Pluck(column field.Expr, dest interface{}) error
 	ScanRows(rows *sql.Rows, dest interface{}) error
+
+	AddError(err error) error
 }

Original file line number	Diff line number	Diff line change
`@@ -848,6 +848,10 @@ func (d *DO) newResultSlicePointer() interface{} {`
`848`	`848`	`return reflect.New(reflect.SliceOf(reflect.PtrTo(d.modelType))).Interface()`
`849`	`849`	`}`
`850`	`850`
	`851`	`+func (d *DO) AddError(err error) error {`
	`852`	`+ return d.underlyingDB().AddError(err)`
	`853`	`+}`
	`854`	`+`
`851`	`855`	`func toColExprFullName(stmt *gorm.Statement, columns ...field.Expr) []string {`
`852`	`856`	`return buildColExpr(stmt, columns, field.WithAll)`
`853`	`857`	`}`
Original file line number	Diff line number	Diff line change
`@@ -86,4 +86,6 @@ type Dao interface {`
`86`	`86`	`Scan(dest interface{}) error`
`87`	`87`	`Pluck(column field.Expr, dest interface{}) error`
`88`	`88`	`ScanRows(rows *sql.Rows, dest interface{}) error`
	`89`	`+`
	`90`	`+ AddError(err error) error`
`89`	`91`	`}`