From 6bd31171f64f0a695b5a5ccbd56f57fb9d9be133 Mon Sep 17 00:00:00 2001
From: Miha Zgubic <miha.zgubic@invenialabs.co.uk>
Date: Mon, 8 Feb 2021 20:59:12 +0000
Subject: [PATCH 1/3] fix bug

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

diff --git a/src/to_vec.jl b/src/to_vec.jl
index 6e3304b..a8e6f10 100644
--- a/src/to_vec.jl
+++ b/src/to_vec.jl
@@ -54,7 +54,7 @@ function to_vec(x::AbstractVector)
 end
 
 function to_vec(x::AbstractArray)
-    x_vec, from_vec = to_vec(vec(x))
+    x_vec, from_vec = to_vec(collect(vec(x)))
 
     function Array_from_vec(x_vec)
         return oftype(x, reshape(from_vec(x_vec), size(x)))

From 1a7d1daa7eb879b579a3a37e6b0d38f1174f0bd2 Mon Sep 17 00:00:00 2001
From: Miha Zgubic <miha.zgubic@invenialabs.co.uk>
Date: Mon, 8 Feb 2021 20:59:34 +0000
Subject: [PATCH 2/3] add test

---
 test/to_vec.jl | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/test/to_vec.jl b/test/to_vec.jl
index 18d88f2..501ac51 100644
--- a/test/to_vec.jl
+++ b/test/to_vec.jl
@@ -18,6 +18,9 @@ struct FillVector <: AbstractVector{Float64}
     len::Int
 end
 
+Base.size(x::FillVector) = (x.len,)
+Base.getindex(x::FillVector, n::Int) = x.x
+
 # For testing Composite{ThreeFields}
 struct ThreeFields
     a
@@ -32,8 +35,14 @@ struct Nested
     y::Singleton
 end
 
-Base.size(x::FillVector) = (x.len,)
-Base.getindex(x::FillVector, n::Int) = x.x
+# for testing wrapped arrays
+struct WrappedArray{T, V<:AbstractMatrix{T}} <: AbstractMatrix{T}
+    a::V
+end
+
+Base.size(w::WrappedArray) = size(w.a)
+Base.getindex(w::WrappedArray, i, j) = getindex(w.a, i, j)
+Base.convert(::Type{WrappedArray{T, Array{T, N}}}, a::Array{T, N}) where {T, N} = WrappedArray(a)
 
 function test_to_vec(x::T; check_inferred = true) where {T}
     check_inferred && @inferred to_vec(x)
@@ -179,4 +188,9 @@ end
         nested = Nested(ThreeFields(1.0, 2.0, "Three"), Singleton())
         test_to_vec(nested; check_inferred=false) # map
     end
+
+    @testset "WrappedArray" begin
+        wa = WrappedArray(rand(2, 3))
+        test_to_vec(wa)
+    end
 end

From e62195ed2a925309ae43088a8fafa25959d09dc8 Mon Sep 17 00:00:00 2001
From: Miha Zgubic <miha.zgubic@invenialabs.co.uk>
Date: Mon, 8 Feb 2021 21:02:57 +0000
Subject: [PATCH 3/3] bump patch

---
 Project.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Project.toml b/Project.toml
index 3e5242c..fe566fb 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "FiniteDifferences"
 uuid = "26cc04aa-876d-5657-8c51-4c34ba976000"
-version = "0.12.1"
+version = "0.12.2"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"