From 27e2e8f782991178813c7db5a88ad40d2da41c4c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=ABl=20Stemmer?= <stemmertech@gmail.com>
Date: Fri, 4 Oct 2019 00:05:01 +0100
Subject: [PATCH] Print usage on flag error

---
 go-junit-report.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/go-junit-report.go b/go-junit-report.go
index ed801c2..1332f3b 100644
--- a/go-junit-report.go
+++ b/go-junit-report.go
@@ -20,7 +20,8 @@ func main() {
 	flag.Parse()
 
 	if flag.NArg() != 0 {
-		fmt.Println("go-junit-report does not accept positional arguments")
+		fmt.Fprintf(os.Stderr, "%s does not accept positional arguments\n", os.Args[0])
+		flag.Usage()
 		os.Exit(1)
 	}