wrap elements in Scalar

Author: jishnub

src/abstractarray.jl

@@ -297,4 +297,8 @@ if VERSION >= v"1.6.0-DEV.1334"
 end
 
 # SArrays may avoid the SubArray wrapper and consequently an additional level of indirection
-Base.view(S::SArray, I...) = getindex(S, I...)
+# The output may use the broadcasting machinery defined for StaticArrays (see issue #892)
+# wrap elements in Scalar to be consistent with 0D views
+_maybewrapscalar(S::SArray{<:Any,T}, r::T) where {T} = Scalar{T}(r)
+_maybewrapscalar(S, r) = r
+Base.view(S::SArray, I...) = _maybewrapscalar(S, getindex(S, I...))

test/SArray.jl

@@ -140,8 +140,9 @@
 
         @test Base.dataids(m) === ()
 
-        @test (@view m[:, :]) == m
-        @test all(map(isequal, (@view m[1, 1]), m[1, 1]))
+        @test (@view m[:, :]) === m
+        @test (@view m[:, 1]) === @SArray [11, 12]
+        @test (@view m[1, 1])[] === m[1, 1]
     end
 
     @testset "promotion" begin