From cbaa89d5a4a021d0ad71e924ab184cd3b6533c77 Mon Sep 17 00:00:00 2001
From: "Nathan J. Mehl" <n@oden.io>
Date: Thu, 21 Nov 2024 15:55:40 -0500
Subject: [PATCH] add docstring for printUsageAndExit

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

diff --git a/main.go b/main.go
index d6d355f..434c448 100644
--- a/main.go
+++ b/main.go
@@ -206,6 +206,8 @@ func printUsage() {
 	flag.PrintDefaults()
 }
 
+// printUsageAndExit prints usage and exits with status 0
+// if err is nil, otherwise it prints the error and exits with status 1
 func printUsageAndExit(err error) {
 	printUsage()
 	if err != nil {