From 3b153c7d805c3ed5374923480f42b7561af655b2 Mon Sep 17 00:00:00 2001
From: Maciek Niemczyk <Maciek.Niemczyk@vitruam.de>
Date: Mon, 17 Jun 2019 14:25:41 +0200
Subject: [PATCH] according to
 https://www.joeshaw.org/dont-defer-close-on-writable-files/ one should not
 use defer file.close(), its a bad pattern

---
 examples/defer/defer.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/examples/defer/defer.go b/examples/defer/defer.go
index 06c827f..8d1c3ed 100644
--- a/examples/defer/defer.go
+++ b/examples/defer/defer.go
@@ -40,5 +40,9 @@ func writeFile(f *os.File) {
 
 func closeFile(f *os.File) {
 	fmt.Println("closing")
-	f.Close()
+	err := f.Close()
+	if err != nil {
+		_, _ = fmt.Fprintf(os.Stderr, "error: %v\n", err)
+		os.Exit(1)
+	}
 }