Show how to exit(0) on --help in example

jessevdk · Nov 4, 2016 · 8bc97d6 · 8bc97d6
1 parent e1bd227
commit 8bc97d6
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/examples/main.go b/examples/main.go
@@ -70,6 +70,10 @@ var parser = flags.NewParser(&options, flags.Default)
 
 func main() {
 	if _, err := parser.Parse(); err != nil {
-		os.Exit(1)
+		if flagsErr, ok := err.(*flags.Error); ok && flagsErr.Type == flags.ErrHelp {
+			os.Exit(0)
+		} else {
+			os.Exit(1)
+		}
 	}
 }