飞鹅打印机在打印订单时，有时会返回返回成功时失败

2020-01-13 09:23:23 +08:00
parent d906f8eade
commit 05c6cef29a
1 changed files with 4 additions and 1 deletions
--- a/platformapi/feieapi/feieapi.go
+++ b/platformapi/feieapi/feieapi.go
@@ -188,7 +188,10 @@ func (a *API) PrintMsg(sn, content string, times int) (orderID string, err error
 		"times":   times,
 	})
 	if err == nil {
-		return result.(string), nil
+		if result != nil {
+			return result.(string), nil
+		}
+		err = fmt.Errorf("飞鹅sn:%s非正常的结果返回", sn)
 	}
 	return "", err
 }