OffsetArrays is forwarding wrapper

Author: chriselrod

lib/ArrayInterfaceOffsetArrays/Project.toml

@@ -1,6 +1,6 @@
 name = "ArrayInterfaceOffsetArrays"
 uuid = "015c0d05-e682-4f19-8f0a-679ce4c54826"
-version = "0.1.2"
+version = "0.1.3"
 
 [deps]
 ArrayInterface = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"

lib/ArrayInterfaceOffsetArrays/src/ArrayInterfaceOffsetArrays.jl

@@ -44,5 +44,6 @@ end
     d = ArrayInterface.to_dims(A, dim)
     OffsetArrays.IdOffsetRange(ArrayInterface.axes(parent(A), d), relative_offsets(A, d))
 end
+@inline ArrayInterface.is_forwarding_wrapper(::Type{<:OffsetArrays.OffsetArray}) = true
 
 end # module

lib/ArrayInterfaceOffsetArrays/test/runtests.jl

@@ -29,3 +29,6 @@ o = OffsetArray(vec(A), 8);
 offset_view = @view OffsetArrays.centered(zeros(eltype(A), 5, 5))[:, begin]; # SubArray of OffsetArray
 @test @inferred(ArrayInterface.offsets(offset_view)) == (-2,)
 
+B = OffsetArray(PermutedDimsArray(rand(2,3,4), (2,3,1)));
+@test @inferred(ArrayInterface.StrideIndex(B)) === ArrayInterface.StrideIndex{3, (2, 3, 1), 3}((2, 6, static(1)), (1, 1, 1))
+