From 714c581cd6a6fa0c15284453f5b8360c59621a9e Mon Sep 17 00:00:00 2001
From: "Ralph A. Smith" <smith.ralph.a@gmail.com>
Date: Sat, 4 Aug 2018 12:12:31 -0400
Subject: [PATCH 1/2] add test for unprotected edge iterator

---
 test/runtests.jl | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/test/runtests.jl b/test/runtests.jl
index 3fa73bf..aad1f8a 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -109,6 +109,14 @@ end
     iter = EdgeIterator(CartesianIndices((0:4,)), CartesianIndices(1:3))
     @test collect(iter) == [CartesianIndex(0,),
                             CartesianIndex(4,)]
+    iter = EdgeIterator((Base.OneTo(2),Base.OneTo(3)),(2:2,1:3))
+    for it in iter
+        @test it ∈ iter.outer
+    end
+    iter = EdgeIterator(CartesianIndices((1:4,)),CartesianIndices((2:4,)))
+    for it in iter
+        @test it ∈ iter.outer
+    end
 end
 
 @testset "padded sizes" begin

From 83a1f475d6b996a506f649e6af3fe41c7793dfc4 Mon Sep 17 00:00:00 2001
From: "Ralph A. Smith" <smith.ralph.a@gmail.com>
Date: Sat, 4 Aug 2018 12:04:44 -0400
Subject: [PATCH 2/2] correct termination of EdgeIterator for final abutment
 case

This change adds a check similar to the MD array iterator in Base.
---
 src/TiledIteration.jl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/TiledIteration.jl b/src/TiledIteration.jl
index 17b0ed5..d99b6d9 100644
--- a/src/TiledIteration.jl
+++ b/src/TiledIteration.jl
@@ -95,6 +95,7 @@ function Base.iterate(iter::EdgeIterator, state)
     iterouter = iterate(iter.outer, state)
     iterouter === nothing && return nothing
     item = nextedgeitem(iter, iterouter[2])
+    item.I[end] > last(iter.outer.indices[end]) && return nothing
     return item, item
 end