From 6c110b9a8be81e39045dea83d2b286341000e585 Mon Sep 17 00:00:00 2001
From: Pavel Dvas <pavel@dvas.ru>
Date: Thu, 8 Aug 2024 15:56:23 +0300
Subject: [PATCH] Add: check in RmFront

---
 api/modem/at/response.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/api/modem/at/response.go b/api/modem/at/response.go
index aa1a4a3..d3d10f9 100644
--- a/api/modem/at/response.go
+++ b/api/modem/at/response.go
@@ -9,6 +9,9 @@ func (resp Resp) Check() bool {
 }
 
 func (resp Resp) RmFront(str string) Resp {
+	if !resp.Check() {
+		return RespNil
+	}
 	return Resp(string(resp)[len(str):])
 }