From 7dfab867fe2bdce8dc0592635e45c42c10580add Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Sun, 16 Sep 2018 10:42:28 -0700
Subject: [PATCH] Mark --outfile parameter as required

---
 src/bin/keygen.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/bin/keygen.rs b/src/bin/keygen.rs
index 9fe12144f3..1c2326d775 100644
--- a/src/bin/keygen.rs
+++ b/src/bin/keygen.rs
@@ -21,6 +21,7 @@ fn main() -> Result<(), Box<error::Error>> {
                 .long("outfile")
                 .value_name("PATH")
                 .takes_value(true)
+                .required(true)
                 .help("path to generated file"),
         ).get_matches();