Add reshape methods (#948)

* add reshape methods

* fix test

* v1.2.10

Author: mcabbott

Project.toml

@@ -1,6 +1,6 @@
 name = "StaticArrays"
 uuid = "90137ffa-7385-5640-81b9-e52037218182"
-version = "1.2.9"
+version = "1.2.10"
 
 [deps]
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"

src/abstractarray.jl

@@ -186,6 +186,7 @@ homogenize_shape(shape::Tuple{Vararg{HeterogeneousShape}}) = map(last, shape)
 @inline reshape(a::SArray, s::Size) = similar_type(a, s)(Tuple(a))
 @inline reshape(a::AbstractArray, s::Size) = __reshape(a, ((typeof(s).parameters...)...,), s)
 @inline reshape(a::SArray, s::Tuple{SOneTo,Vararg{SOneTo}}) = reshape(a, homogenize_shape(s))
+@inline reshape(a::AbstractArray, s::Tuple{SOneTo,Vararg{SOneTo}}) = reshape(a, homogenize_shape(s))
 @inline function reshape(a::StaticArray, s::Tuple{SOneTo,Vararg{SOneTo}})
     return __reshape(a, map(u -> last(u), s), homogenize_shape(s))
 end

test/abstractarray.jl

@@ -109,7 +109,10 @@ using StaticArrays, Test, LinearAlgebra
         @test @inferred(reshape(SVector(1,2,3,4), axes(SMatrix{2,2}(1,2,3,4)))) === SMatrix{2,2}(1,2,3,4)
         @test @inferred(reshape(SVector(1,2,3,4), Size(2,2))) === SMatrix{2,2}(1,2,3,4)
         @test @inferred(reshape([1,2,3,4], Size(2,2)))::SizedArray{Tuple{2,2},Int,2,1} == [1 3; 2 4]
+        @test @inferred(reshape([1,2,3,4], axes(SMatrix{2,2}(1,2,3,4))))::SizedArray{Tuple{2,2},Int,2,1} == [1 3; 2 4]
+        @test @inferred(reshape([1 2 3 4], axes(SMatrix{2,2}(1,2,3,4))))::SizedArray{Tuple{2,2},Int,2,2} == [1 3; 2 4]
         @test_throws DimensionMismatch reshape([1 2; 3 4], Size(2,2,2))
+        @test_throws DimensionMismatch reshape([1 2 3], axes(SMatrix{2,2}(1,2,3,4)))
 
         @test @inferred(vec(SMatrix{2, 2}([1 2; 3 4])))::SVector{4,Int} == [1, 3, 2, 4]