From 25e77d387758a239ee5913738dbe6cb80a713ddd Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Thu, 7 Mar 2019 12:14:26 +0100
Subject: [PATCH] src/cli/command.rs: print_bash_completion - avoid crash

---
 src/cli/command.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cli/command.rs b/src/cli/command.rs
index 3604b0f5..d51c4fb1 100644
--- a/src/cli/command.rs
+++ b/src/cli/command.rs
@@ -574,12 +574,13 @@ pub fn print_bash_completion(def: &CommandLineInterface) {
         Err(_) => return,
     };
 
-
     let mut args = match shellwords::split(&cmdline) {
         Ok(v) => v,
         Err(_) => return,
     };
 
+    if args.len() == 0 { return; }
+
     args.remove(0); //no need for program name
 
     if cmdline.ends_with(char::is_whitespace) {