Add (not required) package version in CLI

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/cli.rs b/src/cli.rs
index a5deb3c..47ebbc9 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -14,5 +14,10 @@ pub fn cli<'a>() -> App<'a> {
             .multiple(false)
             .index(1)
         )
+        .arg(Arg::with_name("package_version")
+            .required(false)
+            .multiple(false)
+            .index(2)
+        )
 }