From 6138d5964568006822eb21b6754cc3a90b1617ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Vizcaino?= <jerome.vizcaino@gmail.com>
Date: Thu, 26 Sep 2019 21:59:14 +0200
Subject: [PATCH] Avoid spamming logs when device has vanished

---
 main.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index 58fcda8..5a8c015 100644
--- a/main.go
+++ b/main.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"flag"
+	"io"
 	"github.com/DataDog/datadog-go/statsd"
 	"github.com/j-vizcaino/goteleinfo"
 	log "github.com/sirupsen/logrus"
@@ -25,9 +26,12 @@ func readFrames(reader teleinfo.Reader, framesChan chan teleinfo.Frame) {
 		f, err := reader.ReadFrame()
 		if err != nil {
 			log.WithField("error", err).Warn("Teleinfo frame read failed")
-		} else {
-			framesChan <- f
+			if err == io.EOF {
+				log.Fatal("Device handle is closed, stopping application")
+			}
+			continue
 		}
+		framesChan <- f
 	}
 }