From ecb343b3b32b6a88f21328596b0cb19ade706335 Mon Sep 17 00:00:00 2001
From: deadprogram <ron@hybridgroup.com>
Date: Sat, 14 Jan 2023 13:27:08 +0100
Subject: [PATCH] gps: improve error handling

Signed-off-by: deadprogram <ron@hybridgroup.com>
---
 gps/gps.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gps/gps.go b/gps/gps.go
index 21bee2e..a53a446 100644
--- a/gps/gps.go
+++ b/gps/gps.go
@@ -38,6 +38,10 @@ func (ge GPSError) Error() string {
 	return ge.Err.Error() + " " + ge.Info + " " + ge.Sentence
 }
 
+func (ge GPSError) Unwrap() error {
+	return ge.Err
+}
+
 // Device wraps a connection to a GPS device.
 type Device struct {
 	buffer   []byte