use sql.NullString when Scan NullString

acoshift · Jul 5, 2018 · b6f6483 · b6f6483
1 parent b7d707d
commit b6f6483
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/string.go b/string.go
@@ -18,8 +18,10 @@ type nullString struct {
 }
 
 func (s *nullString) Scan(src interface{}) error {
-	*s.value, _ = src.(string)
-	return nil
+	var t sql.NullString
+	err := t.Scan(src)
+	*s.value = t.String
+	return err
 }
 
 func (s nullString) Value() (driver.Value, error) {