ArrayPartition efficient broadcasting

Author: ChrisRackauckas

test/partitions_test.jl

@@ -12,3 +12,13 @@ C = rand(10)
 p3 = similar(p,indices(p))
 @test length(p3.x[1]) == length(p3.x[2]) == 5
 @test length(p.x) == length(p2.x) == length(p3.x) == 2
+
+A = (rand(5),rand(5))
+p = ArrayPartition(A)
+B = (rand(5),rand(5))
+p2 = ArrayPartition(B)
+a = 5
+
+p .= (*).(p,5)
+p .= (*).(p,a)
+p .= (*).(p,p2)