From cf6c16102bc66388df527a3b3c77472e7758691c Mon Sep 17 00:00:00 2001
From: Will Kearney <wkearn@gmail.com>
Date: Sat, 13 Jan 2018 13:57:03 -0500
Subject: [PATCH] Use isempty rather than iszero

---
 src/utils.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils.jl b/src/utils.jl
index bafbad93..0600821e 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -199,7 +199,7 @@ allnan(istart::Int, iend::Int, args::Tuple) = all(i -> anynan(i, args), istart:i
 
 function Base.start(itr::SegmentsIterator)
     nextidx = 1
-    if !any(iszero,map(length,itr.args)) && anynan(1, itr.args)
+    if !any(isempty,itr.args) && anynan(1, itr.args)
         _, nextidx = next(itr, 1)
     end
     nextidx