From a793932e0b753bdd7af7696288d5d15314987d35 Mon Sep 17 00:00:00 2001
From: Sheehan Olver <solver@mac.com>
Date: Thu, 18 Apr 2024 09:32:26 +0100
Subject: [PATCH 1/3] similar with non-zero fills

---
 src/infarrays.jl | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/infarrays.jl b/src/infarrays.jl
index 373ef2e..71fdd14 100644
--- a/src/infarrays.jl
+++ b/src/infarrays.jl
@@ -19,12 +19,15 @@ Matrix{T}(::UndefInitializer, ::Integer, ::PosInfinity) where T = throw(Argument
 Vector{T}(::UndefInitializer, ::Tuple{PosInfinity}) where T = throw(ArgumentError("Cannot create infinite Array"))
 Vector{T}(::UndefInitializer, ::PosInfinity) where T = throw(ArgumentError("Cannot create infinite Array"))
 
-similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int}}) where T = cache(Zeros{T}(axes))
-similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int},OneToInf{Int}}) where T = cache(Zeros{T}(axes))
-similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity}) where T = cache(Zeros{T}(dims))
-similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity,PosInfinity}) where T = cache(Zeros{T}(dims))
-similar(A::AbstractArray, ::Type{T}, dims::Tuple{Integer,PosInfinity}) where T = cache(Zeros{T}(dims))
-similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity,Integer}) where T = cache(Zeros{T}(dims))
+filltype(_, ::Type{T}, axes) where T = Zeros{T}(axes)
+filltype(F::AbstractFill, ::Type{T}, axes) where T = Fill{T}(getindex_value(F), axes)
+
+similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int}}) where T = cache(filltype(A, T, axes))
+similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int},OneToInf{Int}}) where T = cache(filltype(A, T, axes))
+similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity}) where T = cache(filltype(A, T, dims))
+similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity,PosInfinity}) where T = cache(filltype(A, T, dims))
+similar(A::AbstractArray, ::Type{T}, dims::Tuple{Integer,PosInfinity}) where T = cache(filltype(A, T, dims))
+similar(A::AbstractArray, ::Type{T}, dims::Tuple{PosInfinity,Integer}) where T = cache(filltype(A, T, dims))
 
 similar(::Type{<:AbstractArray{T}}, axes::Tuple{OneToInf{Int}}) where T = cache(Zeros{T}(axes))
 similar(::Type{<:AbstractArray{T}}, axes::Tuple{OneToInf{Int},OneToInf{Int}}) where T = cache(Zeros{T}(axes))
@@ -35,6 +38,7 @@ similar(::Type{<:AbstractArray{T}}, dims::Tuple{PosInfinity,PosInfinity}) where
 similar(::Type{<:AbstractArray{T}}, dims::Tuple{Integer,PosInfinity}) where T = cache(Zeros{T}(dims))
 similar(::Type{<:AbstractArray{T}}, dims::Tuple{PosInfinity,Integer}) where T = cache(Zeros{T}(dims))
 
+
 similar(arr::AbstractArray{T}, sz::Union{Infinity,Integer,AbstractUnitRange}...) where T = similar(arr, Base.to_shape(sz)...)
 similar(arr::AbstractArray, ::Type{T}, sz::Union{Infinity,Integer,AbstractUnitRange}...) where T = similar(arr, T, Base.to_shape(sz)...)
 

From c053067cf7c5c0c1a2c2317f446428df0bff62c0 Mon Sep 17 00:00:00 2001
From: Sheehan Olver <solver@mac.com>
Date: Thu, 18 Apr 2024 10:07:19 +0100
Subject: [PATCH 2/3] test fill

---
 src/infarrays.jl | 1 +
 test/runtests.jl | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/src/infarrays.jl b/src/infarrays.jl
index 71fdd14..4d0208b 100644
--- a/src/infarrays.jl
+++ b/src/infarrays.jl
@@ -21,6 +21,7 @@ Vector{T}(::UndefInitializer, ::PosInfinity) where T = throw(ArgumentError("Cann
 
 filltype(_, ::Type{T}, axes) where T = Zeros{T}(axes)
 filltype(F::AbstractFill, ::Type{T}, axes) where T = Fill{T}(getindex_value(F), axes)
+filltype(F::Vcat, ::Type{T}, axes) where T = filltype(F.args[end], T, axes)
 
 similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int}}) where T = cache(filltype(A, T, axes))
 similar(A::AbstractArray, ::Type{T}, axes::Tuple{OneToInf{Int},OneToInf{Int}}) where T = cache(filltype(A, T, axes))
diff --git a/test/runtests.jl b/test/runtests.jl
index 2eb85df..fc338c9 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -750,6 +750,9 @@ end
 
         @test [randn(2,2); Zeros(∞,2)] isa Vcat{<:Any,2,<:Tuple{Array,Zeros}}
 
+        x = [[1, 3]; Fill(2,∞)]
+        @test similar(x)[1:10] == fill(2,10)
+
         a = [[1,2,3]; zeros(Int,∞)]
         @test a[3:∞][1:5] == a[3:7]
         @test cache(1:∞)[2:∞][1:5] == 2:6

From fcf9410f9db8666b394f216f5ec21a30fd4369f6 Mon Sep 17 00:00:00 2001
From: Sheehan Olver <solver@mac.com>
Date: Thu, 18 Apr 2024 10:35:11 +0100
Subject: [PATCH 3/3] v0.13.8

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

diff --git a/Project.toml b/Project.toml
index da6648c..59c022c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "InfiniteArrays"
 uuid = "4858937d-0d70-526a-a4dd-2d5cb5dd786c"
-version = "0.13.7"
+version = "0.13.8"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"