From c229eb9695efc048a07c94d46405391e95648cda Mon Sep 17 00:00:00 2001
From: Yasser Rabee <YasserRabee@gmail.com>
Date: Tue, 4 Jul 2023 05:05:23 +0300
Subject: [PATCH] expose AddError via Dao interface (#744)

* expose AddError via Dao interface

* fix: mutate existing db to propagate the error back
---
 do.go        | 4 ++++
 interface.go | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/do.go b/do.go
index 06b89013..aca161a5 100644
--- 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
index 0dec88ed..05236e59 100644
--- 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
 }