From 29158480e3307a56d7dbcd87d1c0149297dea49c Mon Sep 17 00:00:00 2001
From: Isaac Parker <parrotmac@gmail.com>
Date: Sat, 9 Nov 2019 19:55:07 -0800
Subject: [PATCH] Guard additional division

---
 src/lib.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 9e99a6a..e053aca 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -443,8 +443,7 @@ fn fmt_bar( bytes : &Vec<u64>, max_bytes : u64, width : usize, ascii_flag : bool
         if x > pos {
             total = part;
             part  = bytesi.next().unwrap_or(&0);
-            bars  = ( part * bars ) / total;
-
+            bars = match total { 0 => 0, _ => (part * bars) / total };
             pos = width - bars;
             chr += 1;
             if chr == levels || chr >= block_char.len() {